From 0842926b35b7714127952fb5dfb2b9a95c3977c3 Mon Sep 17 00:00:00 2001
From: Silver Kuusik <silver.kuusik@gmail.com>
Date: Fri, 17 Aug 2018 15:32:56 +0200
Subject: [PATCH] update blockly

---
 assets/blockly/blockly_compressed.js | 1289 ++++++++++++++------------
 assets/blockly/blocks_compressed.js  |  149 +--
 assets/blockly/media/test_200px.png  |  Bin 0 -> 2165 bytes
 assets/blockly/media/test_30px.png   |  Bin 0 -> 1127 bytes
 assets/blockly/media/test_50px.png   |  Bin 0 -> 1590 bytes
 assets/blockly/media/test_a.png      |  Bin 0 -> 778 bytes
 assets/blockly/media/test_b.png      |  Bin 0 -> 769 bytes
 assets/blockly/media/test_c.png      |  Bin 0 -> 856 bytes
 assets/blockly/media/test_d.png      |  Bin 0 -> 738 bytes
 assets/blockly/media/test_e.png      |  Bin 0 -> 393 bytes
 assets/blockly/media/test_f.png      |  Bin 0 -> 343 bytes
 assets/blockly/media/test_g.png      |  Bin 0 -> 1169 bytes
 assets/blockly/media/test_h.png      |  Bin 0 -> 313 bytes
 assets/blockly/media/test_i.png      |  Bin 0 -> 200 bytes
 assets/blockly/media/test_j.png      |  Bin 0 -> 453 bytes
 assets/blockly/media/test_k.png      |  Bin 0 -> 612 bytes
 assets/blockly/media/test_l.png      |  Bin 0 -> 254 bytes
 assets/blockly/media/test_m.png      |  Bin 0 -> 1044 bytes
 assets/blockly/msg/js/en.js          |  839 ++++++++---------
 assets/blockly/python_compressed.js  |   13 +-
 assets/js/blockly.js                 |   16 +-
 21 files changed, 1239 insertions(+), 1067 deletions(-)
 create mode 100755 assets/blockly/media/test_200px.png
 create mode 100755 assets/blockly/media/test_30px.png
 create mode 100755 assets/blockly/media/test_50px.png
 create mode 100755 assets/blockly/media/test_a.png
 create mode 100755 assets/blockly/media/test_b.png
 create mode 100755 assets/blockly/media/test_c.png
 create mode 100755 assets/blockly/media/test_d.png
 create mode 100755 assets/blockly/media/test_e.png
 create mode 100755 assets/blockly/media/test_f.png
 create mode 100755 assets/blockly/media/test_g.png
 create mode 100755 assets/blockly/media/test_h.png
 create mode 100755 assets/blockly/media/test_i.png
 create mode 100755 assets/blockly/media/test_j.png
 create mode 100755 assets/blockly/media/test_k.png
 create mode 100755 assets/blockly/media/test_l.png
 create mode 100755 assets/blockly/media/test_m.png

diff --git a/assets/blockly/blockly_compressed.js b/assets/blockly/blockly_compressed.js
index 9b69fa4..b9edf82 100755
--- a/assets/blockly/blockly_compressed.js
+++ b/assets/blockly/blockly_compressed.js
@@ -2,27 +2,31 @@
 'use strict';
 
 var $jscomp=$jscomp||{};$jscomp.scope={};var COMPILED=!0,goog=goog||{};goog.global=this;goog.isDef=function(a){return void 0!==a};goog.isString=function(a){return"string"==typeof a};goog.isBoolean=function(a){return"boolean"==typeof a};goog.isNumber=function(a){return"number"==typeof a};
-goog.exportPath_=function(a,b,c){a=a.split(".");c=c||goog.global;a[0]in c||!c.execScript||c.execScript("var "+a[0]);for(var d;a.length&&(d=a.shift());)!a.length&&goog.isDef(b)?c[d]=b:c=c[d]&&c[d]!==Object.prototype[d]?c[d]:c[d]={}};
+goog.exportPath_=function(a,b,c){a=a.split(".");c=c||goog.global;a[0]in c||"undefined"==typeof c.execScript||c.execScript("var "+a[0]);for(var d;a.length&&(d=a.shift());)!a.length&&goog.isDef(b)?c[d]=b:c=c[d]&&c[d]!==Object.prototype[d]?c[d]:c[d]={}};
 goog.define=function(a,b){var c=b;if(!COMPILED){var d=goog.global.CLOSURE_UNCOMPILED_DEFINES,e=goog.global.CLOSURE_DEFINES;d&&void 0===d.nodeType&&Object.prototype.hasOwnProperty.call(d,a)?c=d[a]:e&&void 0===e.nodeType&&Object.prototype.hasOwnProperty.call(e,a)&&(c=e[a])}goog.exportPath_(a,c)};goog.DEBUG=!1;goog.LOCALE="en";goog.TRUSTED_SITE=!0;goog.STRICT_MODE_COMPATIBLE=!1;goog.DISALLOW_TEST_ONLY_CODE=COMPILED&&!goog.DEBUG;goog.ENABLE_CHROME_APP_SAFE_SCRIPT_LOADING=!1;
-goog.provide=function(a){if(goog.isInModuleLoader_())throw Error("goog.provide can not be used within a goog.module.");if(!COMPILED&&goog.isProvided_(a))throw Error('Namespace "'+a+'" already declared.');goog.constructNamespace_(a)};goog.constructNamespace_=function(a,b){if(!COMPILED){delete goog.implicitNamespaces_[a];for(var c=a;(c=c.substring(0,c.lastIndexOf(".")))&&!goog.getObjectByName(c);)goog.implicitNamespaces_[c]=!0}goog.exportPath_(a,b)};goog.VALID_MODULE_RE_=/^[a-zA-Z_$][a-zA-Z0-9._$]*$/;
-goog.module=function(a){if(!goog.isString(a)||!a||-1==a.search(goog.VALID_MODULE_RE_))throw Error("Invalid module identifier");if(!goog.isInModuleLoader_())throw Error("Module "+a+" has been loaded incorrectly. Note, modules cannot be loaded as normal scripts. They require some kind of pre-processing step. You're likely trying to load a module via a script tag or as a part of a concatenated bundle without rewriting the module. For more info see: https://github.com/google/closure-library/wiki/goog.module:-an-ES6-module-like-alternative-to-goog.provide.");
+goog.provide=function(a){if(goog.isInModuleLoader_())throw Error("goog.provide cannot be used within a module.");if(!COMPILED&&goog.isProvided_(a))throw Error('Namespace "'+a+'" already declared.');goog.constructNamespace_(a)};goog.constructNamespace_=function(a,b){if(!COMPILED){delete goog.implicitNamespaces_[a];for(var c=a;(c=c.substring(0,c.lastIndexOf(".")))&&!goog.getObjectByName(c);)goog.implicitNamespaces_[c]=!0}goog.exportPath_(a,b)};
+goog.getScriptNonce=function(){null===goog.cspNonce_&&(goog.cspNonce_=goog.getScriptNonce_(goog.global.document)||"");return goog.cspNonce_};goog.NONCE_PATTERN_=/^[\w+/_-]+[=]{0,2}$/;goog.cspNonce_=null;goog.getScriptNonce_=function(a){return(a=a.querySelector("script[nonce]"))&&(a=a.nonce||a.getAttribute("nonce"))&&goog.NONCE_PATTERN_.test(a)?a:null};goog.VALID_MODULE_RE_=/^[a-zA-Z_$][a-zA-Z0-9._$]*$/;
+goog.module=function(a){if(!goog.isString(a)||!a||-1==a.search(goog.VALID_MODULE_RE_))throw Error("Invalid module identifier");if(!goog.isInGoogModuleLoader_())throw Error("Module "+a+" has been loaded incorrectly. Note, modules cannot be loaded as normal scripts. They require some kind of pre-processing step. You're likely trying to load a module via a script tag or as a part of a concatenated bundle without rewriting the module. For more info see: https://github.com/google/closure-library/wiki/goog.module:-an-ES6-module-like-alternative-to-goog.provide.");
 if(goog.moduleLoaderState_.moduleName)throw Error("goog.module may only be called once per module.");goog.moduleLoaderState_.moduleName=a;if(!COMPILED){if(goog.isProvided_(a))throw Error('Namespace "'+a+'" already declared.');delete goog.implicitNamespaces_[a]}};goog.module.get=function(a){return goog.module.getInternal_(a)};
-goog.module.getInternal_=function(a){if(!COMPILED){if(a in goog.loadedModules_)return goog.loadedModules_[a];if(!goog.implicitNamespaces_[a])return a=goog.getObjectByName(a),null!=a?a:null}return null};goog.moduleLoaderState_=null;goog.isInModuleLoader_=function(){return null!=goog.moduleLoaderState_};
-goog.module.declareLegacyNamespace=function(){if(!COMPILED&&!goog.isInModuleLoader_())throw Error("goog.module.declareLegacyNamespace must be called from within a goog.module");if(!COMPILED&&!goog.moduleLoaderState_.moduleName)throw Error("goog.module must be called prior to goog.module.declareLegacyNamespace.");goog.moduleLoaderState_.declareLegacyNamespace=!0};
-goog.setTestOnly=function(a){if(goog.DISALLOW_TEST_ONLY_CODE)throw a=a||"",Error("Importing test-only code into non-debug environment"+(a?": "+a:"."));};goog.forwardDeclare=function(a){};COMPILED||(goog.isProvided_=function(a){return a in goog.loadedModules_||!goog.implicitNamespaces_[a]&&goog.isDefAndNotNull(goog.getObjectByName(a))},goog.implicitNamespaces_={"goog.module":!0});
-goog.getObjectByName=function(a,b){for(var c=a.split("."),d=b||goog.global,e=0;e<c.length;e++)if(d=d[c[e]],!goog.isDefAndNotNull(d))return null;return d};goog.globalize=function(a,b){var c=b||goog.global,d;for(d in a)c[d]=a[d]};goog.addDependency=function(a,b,c,d){if(goog.DEPENDENCIES_ENABLED){var e=goog.getLoader_();e&&e.addDependency(a,b,c,d)}};goog.ENABLE_DEBUG_LOADER=!0;goog.logToConsole_=function(a){goog.global.console&&goog.global.console.error(a)};
-goog.require=function(a){goog.ENABLE_DEBUG_LOADER&&goog.debugLoader_&&goog.getLoader_().earlyProcessLoad(a);if(!COMPILED){if(goog.isProvided_(a)){if(goog.isInModuleLoader_())return goog.module.getInternal_(a)}else if(goog.ENABLE_DEBUG_LOADER){var b=goog.moduleLoaderState_;goog.moduleLoaderState_=null;try{var c=goog.getLoader_();c?c.load(a):goog.logToConsole_("Could not load "+a+" because there is no debug loader.")}finally{goog.moduleLoaderState_=b}}return null}};goog.basePath="";
-goog.nullFunction=function(){};goog.abstractMethod=function(){throw Error("unimplemented abstract method");};goog.addSingletonGetter=function(a){a.instance_=void 0;a.getInstance=function(){if(a.instance_)return a.instance_;goog.DEBUG&&(goog.instantiatedSingletons_[goog.instantiatedSingletons_.length]=a);return a.instance_=new a}};goog.instantiatedSingletons_=[];goog.LOAD_MODULE_USING_EVAL=!0;goog.SEAL_MODULE_EXPORTS=goog.DEBUG;goog.loadedModules_={};goog.DEPENDENCIES_ENABLED=!COMPILED&&goog.ENABLE_DEBUG_LOADER;
-goog.TRANSPILE="detect";goog.TRANSPILER="transpile.js";goog.DEBUG_LOADER="";goog.hasBadLetScoping=null;goog.useSafari10Workaround=function(){if(null==goog.hasBadLetScoping){try{var a=!eval('"use strict";let x = 1; function f() { return typeof x; };f() == "number";')}catch(b){a=!1}goog.hasBadLetScoping=a}return goog.hasBadLetScoping};goog.workaroundSafari10EvalBug=function(a){return"(function(){"+a+"\n;})();\n"};
-goog.loadModule=function(a){var b=goog.moduleLoaderState_;try{goog.moduleLoaderState_={moduleName:"",declareLegacyNamespace:!1};if(goog.isFunction(a))var c=a.call(void 0,{});else if(goog.isString(a))goog.useSafari10Workaround()&&(a=goog.workaroundSafari10EvalBug(a)),c=goog.loadModuleFromSource_.call(void 0,a);else throw Error("Invalid module definition");var d=goog.moduleLoaderState_.moduleName;if(goog.isString(d)&&d)goog.moduleLoaderState_.declareLegacyNamespace?goog.constructNamespace_(d,c):goog.SEAL_MODULE_EXPORTS&&
-Object.seal&&"object"==typeof c&&null!=c&&Object.seal(c),goog.loadedModules_[d]=c;else throw Error('Invalid module name "'+d+'"');}finally{goog.moduleLoaderState_=b}};goog.loadModuleFromSource_=function(a){eval(a);return{}};goog.normalizePath_=function(a){a=a.split("/");for(var b=0;b<a.length;)"."==a[b]?a.splice(b,1):b&&".."==a[b]&&a[b-1]&&".."!=a[b-1]?a.splice(--b,2):b++;return a.join("/")};
+goog.module.getInternal_=function(a){if(!COMPILED){if(a in goog.loadedModules_)return goog.loadedModules_[a].exports;if(!goog.implicitNamespaces_[a])return a=goog.getObjectByName(a),null!=a?a:null}return null};goog.ModuleType={ES6:"es6",GOOG:"goog"};goog.moduleLoaderState_=null;goog.isInModuleLoader_=function(){return goog.isInGoogModuleLoader_()||goog.isInEs6ModuleLoader_()};goog.isInGoogModuleLoader_=function(){return!!goog.moduleLoaderState_&&goog.moduleLoaderState_.type==goog.ModuleType.GOOG};
+goog.isInEs6ModuleLoader_=function(){if(goog.moduleLoaderState_&&goog.moduleLoaderState_.type==goog.ModuleType.ES6)return!0;var a=goog.global.$jscomp;return a?"function"!=typeof a.getCurrentModulePath?!1:!!a.getCurrentModulePath():!1};
+goog.module.declareLegacyNamespace=function(){if(!COMPILED&&!goog.isInGoogModuleLoader_())throw Error("goog.module.declareLegacyNamespace must be called from within a goog.module");if(!COMPILED&&!goog.moduleLoaderState_.moduleName)throw Error("goog.module must be called prior to goog.module.declareLegacyNamespace.");goog.moduleLoaderState_.declareLegacyNamespace=!0};
+goog.module.declareNamespace=function(a){if(!COMPILED){if(!goog.isInEs6ModuleLoader_())throw Error("goog.module.declareNamespace may only be called from within an ES6 module");if(goog.moduleLoaderState_&&goog.moduleLoaderState_.moduleName)throw Error("goog.module.declareNamespace may only be called once per module.");if(a in goog.loadedModules_)throw Error('Module with namespace "'+a+'" already exists.');}if(goog.moduleLoaderState_)goog.moduleLoaderState_.moduleName=a;else{var b=goog.global.$jscomp;
+if(!b||"function"!=typeof b.getCurrentModulePath)throw Error('Module with namespace "'+a+'" has been loaded incorrectly.');b=b.require(b.getCurrentModulePath());goog.loadedModules_[a]={exports:b,type:goog.ModuleType.ES6,moduleId:a}}};goog.setTestOnly=function(a){if(goog.DISALLOW_TEST_ONLY_CODE)throw a=a||"",Error("Importing test-only code into non-debug environment"+(a?": "+a:"."));};goog.forwardDeclare=function(a){};
+COMPILED||(goog.isProvided_=function(a){return a in goog.loadedModules_||!goog.implicitNamespaces_[a]&&goog.isDefAndNotNull(goog.getObjectByName(a))},goog.implicitNamespaces_={"goog.module":!0});goog.getObjectByName=function(a,b){for(var c=a.split("."),d=b||goog.global,e=0;e<c.length;e++)if(d=d[c[e]],!goog.isDefAndNotNull(d))return null;return d};goog.globalize=function(a,b){var c=b||goog.global,d;for(d in a)c[d]=a[d]};
+goog.addDependency=function(a,b,c,d){!COMPILED&&goog.DEPENDENCIES_ENABLED&&goog.debugLoader_.addDependency(a,b,c,d)};goog.ENABLE_DEBUG_LOADER=!0;goog.logToConsole_=function(a){goog.global.console&&goog.global.console.error(a)};
+goog.require=function(a){if(!COMPILED){goog.ENABLE_DEBUG_LOADER&&goog.debugLoader_.requested(a);if(goog.isProvided_(a)){if(goog.isInModuleLoader_())return goog.module.getInternal_(a)}else if(goog.ENABLE_DEBUG_LOADER){var b=goog.moduleLoaderState_;goog.moduleLoaderState_=null;try{goog.debugLoader_.load_(a)}finally{goog.moduleLoaderState_=b}}return null}};goog.basePath="";goog.nullFunction=function(){};goog.abstractMethod=function(){throw Error("unimplemented abstract method");};
+goog.addSingletonGetter=function(a){a.instance_=void 0;a.getInstance=function(){if(a.instance_)return a.instance_;goog.DEBUG&&(goog.instantiatedSingletons_[goog.instantiatedSingletons_.length]=a);return a.instance_=new a}};goog.instantiatedSingletons_=[];goog.LOAD_MODULE_USING_EVAL=!0;goog.SEAL_MODULE_EXPORTS=goog.DEBUG;goog.loadedModules_={};goog.DEPENDENCIES_ENABLED=!COMPILED&&goog.ENABLE_DEBUG_LOADER;goog.TRANSPILE="detect";goog.TRANSPILER="transpile.js";goog.hasBadLetScoping=null;
+goog.useSafari10Workaround=function(){if(null==goog.hasBadLetScoping){try{var a=!eval('"use strict";let x = 1; function f() { return typeof x; };f() == "number";')}catch(b){a=!1}goog.hasBadLetScoping=a}return goog.hasBadLetScoping};goog.workaroundSafari10EvalBug=function(a){return"(function(){"+a+"\n;})();\n"};
+goog.loadModule=function(a){var b=goog.moduleLoaderState_;try{goog.moduleLoaderState_={moduleName:"",declareLegacyNamespace:!1,type:goog.ModuleType.GOOG};if(goog.isFunction(a))var c=a.call(void 0,{});else if(goog.isString(a))goog.useSafari10Workaround()&&(a=goog.workaroundSafari10EvalBug(a)),c=goog.loadModuleFromSource_.call(void 0,a);else throw Error("Invalid module definition");var d=goog.moduleLoaderState_.moduleName;if(goog.isString(d)&&d)goog.moduleLoaderState_.declareLegacyNamespace?goog.constructNamespace_(d,
+c):goog.SEAL_MODULE_EXPORTS&&Object.seal&&"object"==typeof c&&null!=c&&Object.seal(c),goog.loadedModules_[d]={exports:c,type:goog.ModuleType.GOOG,moduleId:goog.moduleLoaderState_.moduleName};else throw Error('Invalid module name "'+d+'"');}finally{goog.moduleLoaderState_=b}};goog.loadModuleFromSource_=function(a){eval(a);return{}};goog.normalizePath_=function(a){a=a.split("/");for(var b=0;b<a.length;)"."==a[b]?a.splice(b,1):b&&".."==a[b]&&a[b-1]&&".."!=a[b-1]?a.splice(--b,2):b++;return a.join("/")};
 goog.loadFileSync_=function(a){if(goog.global.CLOSURE_LOAD_FILE_SYNC)return goog.global.CLOSURE_LOAD_FILE_SYNC(a);try{var b=new goog.global.XMLHttpRequest;b.open("get",a,!1);b.send();return 0==b.status||200==b.status?b.responseText:null}catch(c){return null}};
 goog.transpile_=function(a,b){var c=goog.global.$jscomp;c||(goog.global.$jscomp=c={});var d=c.transpile;if(!d){var e=goog.basePath+goog.TRANSPILER,f=goog.loadFileSync_(e);if(f){(function(){eval(f+"\n//# sourceURL="+e)}).call(goog.global);if(goog.global.$gwtExport&&goog.global.$gwtExport.$jscomp&&!goog.global.$gwtExport.$jscomp.transpile)throw Error('The transpiler did not properly export the "transpile" method. $gwtExport: '+JSON.stringify(goog.global.$gwtExport));goog.global.$jscomp.transpile=goog.global.$gwtExport.$jscomp.transpile;
 c=goog.global.$jscomp;d=c.transpile}}d||(d=c.transpile=function(a,b){goog.logToConsole_(b+" requires transpilation but no transpiler was found.");return a});return d(a,b)};
 goog.typeOf=function(a){var b=typeof a;if("object"==b)if(a){if(a instanceof Array)return"array";if(a instanceof Object)return b;var c=Object.prototype.toString.call(a);if("[object Window]"==c)return"object";if("[object Array]"==c||"number"==typeof a.length&&"undefined"!=typeof a.splice&&"undefined"!=typeof a.propertyIsEnumerable&&!a.propertyIsEnumerable("splice"))return"array";if("[object Function]"==c||"undefined"!=typeof a.call&&"undefined"!=typeof a.propertyIsEnumerable&&!a.propertyIsEnumerable("call"))return"function"}else return"null";
 else if("function"==b&&"undefined"==typeof a.call)return"object";return b};goog.isNull=function(a){return null===a};goog.isDefAndNotNull=function(a){return null!=a};goog.isArray=function(a){return"array"==goog.typeOf(a)};goog.isArrayLike=function(a){var b=goog.typeOf(a);return"array"==b||"object"==b&&"number"==typeof a.length};goog.isDateLike=function(a){return goog.isObject(a)&&"function"==typeof a.getFullYear};goog.isFunction=function(a){return"function"==goog.typeOf(a)};
 goog.isObject=function(a){var b=typeof a;return"object"==b&&null!=a||"function"==b};goog.getUid=function(a){return a[goog.UID_PROPERTY_]||(a[goog.UID_PROPERTY_]=++goog.uidCounter_)};goog.hasUid=function(a){return!!a[goog.UID_PROPERTY_]};goog.removeUid=function(a){null!==a&&"removeAttribute"in a&&a.removeAttribute(goog.UID_PROPERTY_);try{delete a[goog.UID_PROPERTY_]}catch(b){}};goog.UID_PROPERTY_="closure_uid_"+(1E9*Math.random()>>>0);goog.uidCounter_=0;goog.getHashCode=goog.getUid;
-goog.removeHashCode=goog.removeUid;goog.cloneObject=function(a){var b=goog.typeOf(a);if("object"==b||"array"==b){if(a.clone)return a.clone();b="array"==b?[]:{};for(var c in a)b[c]=goog.cloneObject(a[c]);return b}return a};goog.bindNative_=function(a,b,c){return a.call.apply(a.bind,arguments)};
+goog.removeHashCode=goog.removeUid;goog.cloneObject=function(a){var b=goog.typeOf(a);if("object"==b||"array"==b){if("function"===typeof a.clone)return a.clone();b="array"==b?[]:{};for(var c in a)b[c]=goog.cloneObject(a[c]);return b}return a};goog.bindNative_=function(a,b,c){return a.call.apply(a.bind,arguments)};
 goog.bindJs_=function(a,b,c){if(!a)throw Error();if(2<arguments.length){var d=Array.prototype.slice.call(arguments,2);return function(){var c=Array.prototype.slice.call(arguments);Array.prototype.unshift.apply(c,d);return a.apply(b,c)}}return function(){return a.apply(b,arguments)}};goog.bind=function(a,b,c){Function.prototype.bind&&-1!=Function.prototype.bind.toString().indexOf("native code")?goog.bind=goog.bindNative_:goog.bind=goog.bindJs_;return goog.bind.apply(null,arguments)};
 goog.partial=function(a,b){var c=Array.prototype.slice.call(arguments,1);return function(){var b=c.slice();b.push.apply(b,arguments);return a.apply(this,b)}};goog.mixin=function(a,b){for(var c in b)a[c]=b[c]};goog.now=goog.TRUSTED_SITE&&Date.now||function(){return+new Date};
 goog.globalEval=function(a){if(goog.global.execScript)goog.global.execScript(a,"JavaScript");else if(goog.global.eval){if(null==goog.evalWorksForGlobals_){try{goog.global.eval("var _evalTest_ = 1;")}catch(d){}if("undefined"!=typeof goog.global._evalTest_){try{delete goog.global._evalTest_}catch(d){}goog.evalWorksForGlobals_=!0}else goog.evalWorksForGlobals_=!1}if(goog.evalWorksForGlobals_)goog.global.eval(a);else{var b=goog.global.document,c=b.createElement("SCRIPT");c.type="text/javascript";c.defer=
@@ -30,28 +34,41 @@ goog.globalEval=function(a){if(goog.global.execScript)goog.global.execScript(a,"
 goog.getCssName=function(a,b){if("."==String(a).charAt(0))throw Error('className passed in goog.getCssName must not start with ".". You passed: '+a);var c=function(a){return goog.cssNameMapping_[a]||a},d=function(a){a=a.split("-");for(var b=[],d=0;d<a.length;d++)b.push(c(a[d]));return b.join("-")};d=goog.cssNameMapping_?"BY_WHOLE"==goog.cssNameMappingStyle_?c:d:function(a){return a};d=b?a+"-"+d(b):d(a);return goog.global.CLOSURE_CSS_NAME_MAP_FN?goog.global.CLOSURE_CSS_NAME_MAP_FN(d):d};
 goog.setCssNameMapping=function(a,b){goog.cssNameMapping_=a;goog.cssNameMappingStyle_=b};!COMPILED&&goog.global.CLOSURE_CSS_NAME_MAPPING&&(goog.cssNameMapping_=goog.global.CLOSURE_CSS_NAME_MAPPING);goog.getMsg=function(a,b){b&&(a=a.replace(/\{\$([^}]+)}/g,function(a,d){return null!=b&&d in b?b[d]:a}));return a};goog.getMsgWithFallback=function(a,b){return a};goog.exportSymbol=function(a,b,c){goog.exportPath_(a,b,c)};goog.exportProperty=function(a,b,c){a[b]=c};
 goog.inherits=function(a,b){function c(){}c.prototype=b.prototype;a.superClass_=b.prototype;a.prototype=new c;a.prototype.constructor=a;a.base=function(a,c,f){for(var d=Array(arguments.length-2),e=2;e<arguments.length;e++)d[e-2]=arguments[e];return b.prototype[c].apply(a,d)}};
-goog.base=function(a,b,c){var d=arguments.callee.caller;if(goog.STRICT_MODE_COMPATIBLE||goog.DEBUG&&!d)throw Error("arguments.caller not defined.  goog.base() cannot be used with strict mode code. See http://www.ecma-international.org/ecma-262/5.1/#sec-C");if(d.superClass_){for(var e=Array(arguments.length-1),f=1;f<arguments.length;f++)e[f-1]=arguments[f];return d.superClass_.constructor.apply(a,e)}e=Array(arguments.length-2);for(f=2;f<arguments.length;f++)e[f-2]=arguments[f];f=!1;for(var g=a.constructor;g;g=
-g.superClass_&&g.superClass_.constructor)if(g.prototype[b]===d)f=!0;else if(f)return g.prototype[b].apply(a,e);if(a[b]===d)return a.constructor.prototype[b].apply(a,e);throw Error("goog.base called from a method of one name to a method of a different name");};goog.scope=function(a){if(goog.isInModuleLoader_())throw Error("goog.scope is not supported within a goog.module.");a.call(goog.global)};COMPILED||(goog.global.COMPILED=COMPILED);
-goog.defineClass=function(a,b){var c=b.constructor,d=b.statics;c&&c!=Object.prototype.constructor||(c=function(){throw Error("cannot instantiate an interface (no constructor defined).");});c=goog.defineClass.createSealingConstructor_(c,a);a&&goog.inherits(c,a);delete b.constructor;delete b.statics;goog.defineClass.applyProperties_(c.prototype,b);null!=d&&(d instanceof Function?d(c):goog.defineClass.applyProperties_(c,d));return c};goog.defineClass.SEAL_CLASS_INSTANCES=goog.DEBUG;
-goog.defineClass.createSealingConstructor_=function(a,b){if(!goog.defineClass.SEAL_CLASS_INSTANCES)return a;var c=!goog.defineClass.isUnsealable_(b),d=function(){var b=a.apply(this,arguments)||this;b[goog.UID_PROPERTY_]=b[goog.UID_PROPERTY_];this.constructor===d&&c&&Object.seal instanceof Function&&Object.seal(b);return b};return d};goog.defineClass.isUnsealable_=function(a){return a&&a.prototype&&a.prototype[goog.UNSEALABLE_CONSTRUCTOR_PROPERTY_]};goog.defineClass.OBJECT_PROTOTYPE_FIELDS_="constructor hasOwnProperty isPrototypeOf propertyIsEnumerable toLocaleString toString valueOf".split(" ");
-goog.defineClass.applyProperties_=function(a,b){for(var c in b)Object.prototype.hasOwnProperty.call(b,c)&&(a[c]=b[c]);for(var d=0;d<goog.defineClass.OBJECT_PROTOTYPE_FIELDS_.length;d++)c=goog.defineClass.OBJECT_PROTOTYPE_FIELDS_[d],Object.prototype.hasOwnProperty.call(b,c)&&(a[c]=b[c])};goog.tagUnsealableClass=function(a){!COMPILED&&goog.defineClass.SEAL_CLASS_INSTANCES&&(a.prototype[goog.UNSEALABLE_CONSTRUCTOR_PROPERTY_]=!0)};goog.UNSEALABLE_CONSTRUCTOR_PROPERTY_="goog_defineClass_legacy_unsealable";
-goog.DEPENDENCIES_ENABLED&&(goog.inHtmlDocument_=function(){var a=goog.global.document;return null!=a&&"write"in a},goog.findBasePath_=function(){if(goog.isDef(goog.global.CLOSURE_BASE_PATH)&&goog.isString(goog.global.CLOSURE_BASE_PATH))goog.basePath=goog.global.CLOSURE_BASE_PATH;else if(goog.inHtmlDocument_()){var a=goog.global.document,b=a.currentScript;a=b?[b]:a.getElementsByTagName("SCRIPT");for(b=a.length-1;0<=b;--b){var c=a[b].src,d=c.lastIndexOf("?");d=-1==d?c.length:d;if("base.js"==c.substr(d-
-7,7)){goog.basePath=c.substr(0,d-7);break}}}},goog.findBasePath_(),goog.Transpiler=function(){this.requiresTranspilation_=null},goog.Transpiler.prototype.createRequiresTranspilation_=function(){function a(a,b){d?c[a]=!0:b()?c[a]=!1:d=c[a]=!0}function b(a){try{return!!eval(a)}catch(g){return!1}}var c={es3:!1},d=!1,e=goog.global.navigator&&goog.global.navigator.userAgent?goog.global.navigator.userAgent:"";a("es5",function(){return b("[1,].length==1")});a("es6",function(){var a=e.match(/Edge\/(\d+)(\.\d)*/i);
-return a&&15>Number(a[1])?!1:b('(()=>{"use strict";class X{constructor(){if(new.target!=String)throw 1;this.x=42}}let q=Reflect.construct(X,[],String);if(q.x!=42||!(q instanceof String))throw 1;for(const a of[2,3]){if(a==2)continue;function f(z={a}){let a=0;return z.a}{function f(){return 0;}}return f()==3}})()')});a("es6-impl",function(){return!0});a("es7",function(){return b("2 ** 2 == 4")});a("es8",function(){return b("async () => 1, true")});return c},goog.Transpiler.prototype.needsTranspile=
-function(a){if("always"==goog.TRANSPILE)return!0;if("never"==goog.TRANSPILE)return!1;this.requiresTranspilation_||(this.requiresTranspilation_=this.createRequiresTranspilation_());if(a in this.requiresTranspilation_)return this.requiresTranspilation_[a];throw Error("Unknown language mode: "+a);},goog.Transpiler.prototype.transpile=function(a,b){return goog.transpile_(a,b)},goog.transpiler_=new goog.Transpiler,goog.DebugLoader=function(){this.dependencies_={loadFlags:{},nameToPath:{},requires:{},visited:{},
-written:{},deferred:{}};this.oldIeWaiting_=!1;this.queuedModules_=[];this.lastNonModuleScriptIndex_=0},goog.DebugLoader.IS_OLD_IE_=!(goog.global.atob||!goog.global.document||!goog.global.document.all),goog.DebugLoader.prototype.earlyProcessLoad=function(a){goog.DebugLoader.IS_OLD_IE_&&this.maybeProcessDeferredDep_(a)},goog.DebugLoader.prototype.load=function(a){var b=this.getPathFromDeps_(a);if(b){var c=[],d={},e=this.dependencies_,f=this,g=function(a){if(!(a in e.written||a in e.visited)){e.visited[a]=
-!0;if(a in e.requires)for(var b in e.requires[a])if(!f.isProvided(b))if(b in e.nameToPath)g(e.nameToPath[b]);else throw Error("Undefined nameToPath for "+b);a in d||(d[a]=!0,c.push(a))}};g(b);for(a=0;a<c.length;a++)b=c[a],this.dependencies_.written[b]=!0;for(a=0;a<c.length;a++)if(b=c[a]){var h=e.loadFlags[b]||{},k=h.lang||"es3";k=this.getTranspiler().needsTranspile(k);"goog"==h.module||k?this.importProcessedScript_(goog.basePath+b,"goog"==h.module,k):this.importScript_(goog.basePath+b)}else throw Error("Undefined script input");
-}else throw a="goog.require could not find: "+a,this.logToConsole(a),Error(a);},goog.DebugLoader.prototype.addDependency=function(a,b,c,d){var e;a=a.replace(/\\/g,"/");var f=this.dependencies_;d&&"boolean"!==typeof d||(d=d?{module:"goog"}:{});for(var g=0;e=b[g];g++)f.nameToPath[e]=a,f.loadFlags[a]=d;for(d=0;b=c[d];d++)a in f.requires||(f.requires[a]={}),f.requires[a][b]=!0},goog.DebugLoader.prototype.importScript_=function(a,b){(goog.global.CLOSURE_IMPORT_SCRIPT||goog.bind(this.writeScriptTag_,this))(a,
-b)&&(this.dependencies_.written[a]=!0)},goog.DebugLoader.prototype.importProcessedScript_=function(a,b,c){this.importScript_("",'goog.debugLoader_.retrieveAndExec_("'+a+'", '+b+", "+c+");")},goog.DebugLoader.prototype.retrieveAndExec_=function(a,b,c){if(!COMPILED){var d=a;a=this.normalizePath(a);var e=goog.global.CLOSURE_IMPORT_SCRIPT||goog.bind(this.writeScriptTag_,this),f=this.loadFileSync(a);if(null==f)throw Error('Load of "'+a+'" failed');c&&(f=this.getTranspiler().transpile(f,a));f=b?this.wrapModule_(a,
-f):f+("\n//# sourceURL="+a);goog.DebugLoader.IS_OLD_IE_&&this.oldIeWaiting_?(this.dependencies_.deferred[d]=f,this.queuedModules_.push(d)):e(a,f)}},goog.DebugLoader.prototype.wrapModule_=function(a,b){return goog.LOAD_MODULE_USING_EVAL&&goog.isDef(goog.global.JSON)?"goog.loadModule("+goog.global.JSON.stringify(b+"\n//# sourceURL="+a+"\n")+");":'goog.loadModule(function(exports) {"use strict";'+b+"\n;return exports});\n//# sourceURL="+a+"\n"},goog.DebugLoader.prototype.loadQueuedModules_=function(){var a=
-this.queuedModules_.length;if(0<a){var b=this.queuedModules_;this.queuedModules_=[];for(var c=0;c<a;c++)this.maybeProcessDeferredPath_(b[c])}this.oldIeWaiting_=!1},goog.DebugLoader.prototype.maybeProcessDeferredDep_=function(a){this.isDeferredModule_(a)&&this.allDepsAreAvailable_(a)&&(a=this.getPathFromDeps_(a),this.maybeProcessDeferredPath_(goog.basePath+a))},goog.DebugLoader.prototype.isDeferredModule_=function(a){var b=(a=this.getPathFromDeps_(a))&&this.dependencies_.loadFlags[a]||{},c=b.lang||
-"es3";return a&&("goog"==b.module||this.getTranspiler().needsTranspile(c))?goog.basePath+a in this.dependencies_.deferred:!1},goog.DebugLoader.prototype.allDepsAreAvailable_=function(a){if((a=this.getPathFromDeps_(a))&&a in this.dependencies_.requires)for(var b in this.dependencies_.requires[a])if(!this.isProvided(b)&&!this.isDeferredModule_(b))return!1;return!0},goog.DebugLoader.prototype.maybeProcessDeferredPath_=function(a){if(a in this.dependencies_.deferred){var b=this.dependencies_.deferred[a];
-delete this.dependencies_.deferred[a];goog.globalEval(b)}},goog.DebugLoader.prototype.writeScriptSrcNode_=function(a){goog.global.document.write('<script type="text/javascript" src="'+a+'">\x3c/script>')},goog.DebugLoader.prototype.appendScriptSrcNode_=function(a){var b=goog.global.document,c=b.createElement("script");c.type="text/javascript";c.src=a;c.defer=!1;c.async=!1;b.head.appendChild(c)},goog.DebugLoader.prototype.writeScriptTag_=function(a,b){if(this.inHtmlDocument()){var c=goog.global.document;
-if(!goog.ENABLE_CHROME_APP_SAFE_SCRIPT_LOADING&&"complete"==c.readyState){if(/\bdeps.js$/.test(a))return!1;throw Error('Cannot write "'+a+'" after document load');}if(void 0===b)if(goog.DebugLoader.IS_OLD_IE_){this.oldIeWaiting_=!0;var d=" onreadystatechange='goog.debugLoader_.onScriptLoad_(this, "+ ++this.lastNonModuleScriptIndex_+")' ";c.write('<script type="text/javascript" src="'+a+'"'+d+">\x3c/script>")}else goog.ENABLE_CHROME_APP_SAFE_SCRIPT_LOADING?this.appendScriptSrcNode_(a):this.writeScriptSrcNode_(a);
-else c.write('<script type="text/javascript">'+this.protectScriptTag_(b)+"\x3c/script>");return!0}return!1},goog.DebugLoader.prototype.protectScriptTag_=function(a){return a.replace(/<\/(SCRIPT)/ig,"\\x3c/$1")},goog.DebugLoader.prototype.onScriptLoad_=function(a,b){"complete"==a.readyState&&this.lastNonModuleScriptIndex_==b&&this.loadQueuedModules_();return!0},goog.DebugLoader.prototype.getPathFromDeps_=function(a){return a in this.dependencies_.nameToPath?this.dependencies_.nameToPath[a]:null},goog.DebugLoader.prototype.getTranspiler=
-function(){return goog.transpiler_},goog.DebugLoader.prototype.isProvided=function(a){return goog.isProvided_(a)},goog.DebugLoader.prototype.inHtmlDocument=function(){return goog.inHtmlDocument_()},goog.DebugLoader.prototype.logToConsole=function(a){goog.logToConsole_(a)},goog.DebugLoader.prototype.loadFileSync=function(a){return goog.loadFileSync_(a)},goog.DebugLoader.prototype.normalizePath=function(a){return goog.normalizePath_(a)},goog.debugLoader_=null,goog.registerDebugLoader=function(a){if(goog.debugLoader_)throw Error("Debug loader already registered!");
-if(!(a instanceof goog.DebugLoader))throw Error("Not a goog.DebugLoader.");goog.debugLoader_=a},goog.getLoader_=function(){if(!goog.debugLoader_&&goog.DEBUG_LOADER)throw Error("Loaded debug loader file but no loader was registered!");goog.debugLoader_||(goog.debugLoader_=new goog.DebugLoader);return goog.debugLoader_},function(){if(goog.DEBUG_LOADER){var a=new goog.DebugLoader;a.importScript_(goog.basePath+goog.DEBUG_LOADER)}goog.global.CLOSURE_NO_DEPS||(a=a||new goog.DebugLoader,goog.DEBUG_LOADER||
-goog.registerDebugLoader(a),a.importScript_(goog.basePath+"deps.js"))}());goog.debug={};goog.debug.Error=function(a){if(Error.captureStackTrace)Error.captureStackTrace(this,goog.debug.Error);else{var b=Error().stack;b&&(this.stack=b)}a&&(this.message=String(a));this.reportErrorToServer=!0};goog.inherits(goog.debug.Error,Error);goog.debug.Error.prototype.name="CustomError";goog.dom={};goog.dom.NodeType={ELEMENT:1,ATTRIBUTE:2,TEXT:3,CDATA_SECTION:4,ENTITY_REFERENCE:5,ENTITY:6,PROCESSING_INSTRUCTION:7,COMMENT:8,DOCUMENT:9,DOCUMENT_TYPE:10,DOCUMENT_FRAGMENT:11,NOTATION:12};goog.asserts={};goog.asserts.ENABLE_ASSERTS=goog.DEBUG;goog.asserts.AssertionError=function(a,b){goog.debug.Error.call(this,goog.asserts.subs_(a,b));this.messagePattern=a};goog.inherits(goog.asserts.AssertionError,goog.debug.Error);goog.asserts.AssertionError.prototype.name="AssertionError";goog.asserts.DEFAULT_ERROR_HANDLER=function(a){throw a;};goog.asserts.errorHandler_=goog.asserts.DEFAULT_ERROR_HANDLER;
+goog.base=function(a,b,c){var d=arguments.callee.caller;if(goog.STRICT_MODE_COMPATIBLE||goog.DEBUG&&!d)throw Error("arguments.caller not defined.  goog.base() cannot be used with strict mode code. See http://www.ecma-international.org/ecma-262/5.1/#sec-C");if("undefined"!==typeof d.superClass_){for(var e=Array(arguments.length-1),f=1;f<arguments.length;f++)e[f-1]=arguments[f];return d.superClass_.constructor.apply(a,e)}if("string"!=typeof b&&"symbol"!=typeof b)throw Error("method names provided to goog.base must be a string or a symbol");
+e=Array(arguments.length-2);for(f=2;f<arguments.length;f++)e[f-2]=arguments[f];f=!1;for(var g=a.constructor;g;g=g.superClass_&&g.superClass_.constructor)if(g.prototype[b]===d)f=!0;else if(f)return g.prototype[b].apply(a,e);if(a[b]===d)return a.constructor.prototype[b].apply(a,e);throw Error("goog.base called from a method of one name to a method of a different name");};goog.scope=function(a){if(goog.isInModuleLoader_())throw Error("goog.scope is not supported within a module.");a.call(goog.global)};
+COMPILED||(goog.global.COMPILED=COMPILED);goog.defineClass=function(a,b){var c=b.constructor,d=b.statics;c&&c!=Object.prototype.constructor||(c=function(){throw Error("cannot instantiate an interface (no constructor defined).");});c=goog.defineClass.createSealingConstructor_(c,a);a&&goog.inherits(c,a);delete b.constructor;delete b.statics;goog.defineClass.applyProperties_(c.prototype,b);null!=d&&(d instanceof Function?d(c):goog.defineClass.applyProperties_(c,d));return c};
+goog.defineClass.SEAL_CLASS_INSTANCES=goog.DEBUG;goog.defineClass.createSealingConstructor_=function(a,b){if(!goog.defineClass.SEAL_CLASS_INSTANCES)return a;var c=!goog.defineClass.isUnsealable_(b),d=function(){var b=a.apply(this,arguments)||this;b[goog.UID_PROPERTY_]=b[goog.UID_PROPERTY_];this.constructor===d&&c&&Object.seal instanceof Function&&Object.seal(b);return b};return d};goog.defineClass.isUnsealable_=function(a){return a&&a.prototype&&a.prototype[goog.UNSEALABLE_CONSTRUCTOR_PROPERTY_]};
+goog.defineClass.OBJECT_PROTOTYPE_FIELDS_="constructor hasOwnProperty isPrototypeOf propertyIsEnumerable toLocaleString toString valueOf".split(" ");goog.defineClass.applyProperties_=function(a,b){for(var c in b)Object.prototype.hasOwnProperty.call(b,c)&&(a[c]=b[c]);for(var d=0;d<goog.defineClass.OBJECT_PROTOTYPE_FIELDS_.length;d++)c=goog.defineClass.OBJECT_PROTOTYPE_FIELDS_[d],Object.prototype.hasOwnProperty.call(b,c)&&(a[c]=b[c])};
+goog.tagUnsealableClass=function(a){!COMPILED&&goog.defineClass.SEAL_CLASS_INSTANCES&&(a.prototype[goog.UNSEALABLE_CONSTRUCTOR_PROPERTY_]=!0)};goog.UNSEALABLE_CONSTRUCTOR_PROPERTY_="goog_defineClass_legacy_unsealable";
+!COMPILED&&goog.DEPENDENCIES_ENABLED&&(goog.inHtmlDocument_=function(){var a=goog.global.document;return null!=a&&"write"in a},goog.isDocumentLoading_=function(){var a=goog.global.document;return a.attachEvent?"complete"!=a.readyState:"loading"==a.readyState},goog.findBasePath_=function(){if(goog.isDef(goog.global.CLOSURE_BASE_PATH)&&goog.isString(goog.global.CLOSURE_BASE_PATH))goog.basePath=goog.global.CLOSURE_BASE_PATH;else if(goog.inHtmlDocument_()){var a=goog.global.document,b=a.currentScript;
+a=b?[b]:a.getElementsByTagName("SCRIPT");for(b=a.length-1;0<=b;--b){var c=a[b].src,d=c.lastIndexOf("?");d=-1==d?c.length:d;if("base.js"==c.substr(d-7,7)){goog.basePath=c.substr(0,d-7);break}}}},goog.findBasePath_(),goog.Transpiler=function(){this.requiresTranspilation_=null},goog.Transpiler.prototype.createRequiresTranspilation_=function(){function a(a,b){d?c[a]=!0:b()?c[a]=!1:d=c[a]=!0}function b(a){try{return!!eval(a)}catch(g){return!1}}var c={es3:!1},d=!1,e=goog.global.navigator&&goog.global.navigator.userAgent?
+goog.global.navigator.userAgent:"";a("es5",function(){return b("[1,].length==1")});a("es6",function(){var a=e.match(/Edge\/(\d+)(\.\d)*/i);return a&&15>Number(a[1])?!1:b('(()=>{"use strict";class X{constructor(){if(new.target!=String)throw 1;this.x=42}}let q=Reflect.construct(X,[],String);if(q.x!=42||!(q instanceof String))throw 1;for(const a of[2,3]){if(a==2)continue;function f(z={a}){let a=0;return z.a}{function f(){return 0;}}return f()==3}})()')});a("es6-impl",function(){return!0});a("es7",function(){return b("2 ** 2 == 4")});
+a("es8",function(){return b("async () => 1, true")});a("es9",function(){return b("({...rest} = {}), true")});a("es_next",function(){return!1});return c},goog.Transpiler.prototype.needsTranspile=function(a,b){if("always"==goog.TRANSPILE)return!0;if("never"==goog.TRANSPILE)return!1;this.requiresTranspilation_||(this.requiresTranspilation_=this.createRequiresTranspilation_());if(a in this.requiresTranspilation_)return this.requiresTranspilation_[a]?!0:!goog.inHtmlDocument_()||"es6"!=b||"noModule"in goog.global.document.createElement("script")?
+!1:!0;throw Error("Unknown language mode: "+a);},goog.Transpiler.prototype.transpile=function(a,b){return goog.transpile_(a,b)},goog.transpiler_=new goog.Transpiler,goog.protectScriptTag_=function(a){return a.replace(/<\/(SCRIPT)/ig,"\\x3c/$1")},goog.DebugLoader_=function(){this.dependencies_={};this.idToPath_={};this.written_={};this.loadingDeps_=[];this.depsToLoad_=[];this.paused_=!1;this.factory_=new goog.DependencyFactory(goog.transpiler_);this.deferredCallbacks_={};this.deferredQueue_=[]},goog.DebugLoader_.prototype.bootstrap=
+function(a,b){function c(){d&&(goog.global.setTimeout(d,0),d=null)}var d=b;if(a.length){for(var e=[],f=0;f<a.length;f++){var g=this.getPathFromDeps_(a[f]);if(!g)throw Error("Unregonized namespace: "+a[f]);e.push(this.dependencies_[g])}g=goog.require;var h=0;for(f=0;f<a.length;f++)g(a[f]),e[f].onLoad(function(){++h==a.length&&c()})}else c()},goog.DebugLoader_.prototype.loadClosureDeps=function(){this.depsToLoad_.push(this.factory_.createDependency(goog.normalizePath_(goog.basePath+"deps.js"),"deps.js",
+[],[],{},!1));this.loadDeps_()},goog.DebugLoader_.prototype.requested=function(a,b){var c=this.getPathFromDeps_(a);if(c&&(b||this.areDepsLoaded_(this.dependencies_[c].requires))){var d=this.deferredCallbacks_[c];d&&(delete this.deferredCallbacks_[c],d())}},goog.DebugLoader_.prototype.setDependencyFactory=function(a){this.factory_=a},goog.DebugLoader_.prototype.load_=function(a){if(this.getPathFromDeps_(a)){var b=this,c=[],d=function(a){var e=b.getPathFromDeps_(a);if(!e)throw Error("Bad dependency path or symbol: "+
+a);if(!b.written_[e]){b.written_[e]=!0;a=b.dependencies_[e];for(e=0;e<a.requires.length;e++)goog.isProvided_(a.requires[e])||d(a.requires[e]);c.push(a)}};d(a);a=!!this.depsToLoad_.length;this.depsToLoad_=this.depsToLoad_.concat(c);this.paused_||a||this.loadDeps_()}else throw a="goog.require could not find: "+a,goog.logToConsole_(a),Error(a);},goog.DebugLoader_.prototype.loadDeps_=function(){for(var a=this,b=this.paused_;this.depsToLoad_.length&&!b;)(function(){var c=!1,d=a.depsToLoad_.shift(),e=!1;
+a.loading_(d);var f={pause:function(){if(c)throw Error("Cannot call pause after the call to load.");b=!0},resume:function(){c?a.resume_():b=!1},loaded:function(){if(e)throw Error("Double call to loaded.");e=!0;a.loaded_(d)},pending:function(){for(var b=[],c=0;c<a.loadingDeps_.length;c++)b.push(a.loadingDeps_[c]);return b},setModuleState:function(a){goog.moduleLoaderState_={type:a,moduleName:"",declareLegacyNamespace:!1}},registerEs6ModuleExports:function(a,b,c){c&&(goog.loadedModules_[c]={exports:b,
+type:goog.ModuleType.ES6,moduleId:c||""})},registerGoogModuleExports:function(a,b){goog.loadedModules_[a]={exports:b,type:goog.ModuleType.GOOG,moduleId:a}},clearModuleState:function(){goog.moduleLoaderState_=null},defer:function(b){if(c)throw Error("Cannot register with defer after the call to load.");a.defer_(d,b)},areDepsLoaded:function(){return a.areDepsLoaded_(d.requires)}};try{d.load(f)}finally{c=!0}})();b&&this.pause_()},goog.DebugLoader_.prototype.pause_=function(){this.paused_=!0},goog.DebugLoader_.prototype.resume_=
+function(){this.paused_&&(this.paused_=!1,this.loadDeps_())},goog.DebugLoader_.prototype.loading_=function(a){this.loadingDeps_.push(a)},goog.DebugLoader_.prototype.loaded_=function(a){for(var b=0;b<this.loadingDeps_.length;b++)if(this.loadingDeps_[b]==a){this.loadingDeps_.splice(b,1);break}for(b=0;b<this.deferredQueue_.length;b++)if(this.deferredQueue_[b]==a.path){this.deferredQueue_.splice(b,1);break}if(this.loadingDeps_.length==this.deferredQueue_.length&&!this.depsToLoad_.length)for(;this.deferredQueue_.length;)this.requested(this.deferredQueue_.shift(),
+!0);a.loaded()},goog.DebugLoader_.prototype.areDepsLoaded_=function(a){for(var b=0;b<a.length;b++){var c=this.getPathFromDeps_(a[b]);if(!c||!(c in this.deferredCallbacks_||goog.isProvided_(a[b])))return!1}return!0},goog.DebugLoader_.prototype.getPathFromDeps_=function(a){return a in this.idToPath_?this.idToPath_[a]:a in this.dependencies_?a:null},goog.DebugLoader_.prototype.defer_=function(a,b){this.deferredCallbacks_[a.path]=b;this.deferredQueue_.push(a.path)},goog.LoadController=function(){},goog.LoadController.prototype.pause=
+function(){},goog.LoadController.prototype.resume=function(){},goog.LoadController.prototype.loaded=function(){},goog.LoadController.prototype.pending=function(){},goog.LoadController.prototype.registerEs6ModuleExports=function(a,b,c){},goog.LoadController.prototype.setModuleState=function(a){},goog.LoadController.prototype.clearModuleState=function(){},goog.LoadController.prototype.defer=function(a){},goog.LoadController.prototype.areDepsLoaded=function(){},goog.Dependency=function(a,b,c,d,e){this.path=
+a;this.relativePath=b;this.provides=c;this.requires=d;this.loadFlags=e;this.loaded_=!1;this.loadCallbacks_=[]},goog.Dependency.prototype.onLoad=function(a){this.loaded_?a():this.loadCallbacks_.push(a)},goog.Dependency.prototype.loaded=function(){this.loaded_=!0;var a=this.loadCallbacks_;this.loadCallbacks_=[];for(var b=0;b<a.length;b++)a[b]()},goog.Dependency.defer_=!1,goog.Dependency.callbackMap_={},goog.Dependency.registerCallback_=function(a){var b=Math.random().toString(32);goog.Dependency.callbackMap_[b]=
+a;return b},goog.Dependency.unregisterCallback_=function(a){delete goog.Dependency.callbackMap_[a]},goog.Dependency.callback_=function(a,b){if(a in goog.Dependency.callbackMap_){for(var c=goog.Dependency.callbackMap_[a],d=[],e=1;e<arguments.length;e++)d.push(arguments[e]);c.apply(void 0,d)}else throw Error("Callback key "+a+" does not exist (was base.js loaded more than once?).");},goog.Dependency.prototype.load=function(a){if(goog.global.CLOSURE_IMPORT_SCRIPT)goog.global.CLOSURE_IMPORT_SCRIPT(this.path)?
+a.loaded():a.pause();else if(goog.inHtmlDocument_()){var b=goog.global.document;if("complete"==b.readyState&&!goog.ENABLE_CHROME_APP_SAFE_SCRIPT_LOADING){if(/\bdeps.js$/.test(this.path)){a.loaded();return}throw Error('Cannot write "'+this.path+'" after document load');}if(!goog.ENABLE_CHROME_APP_SAFE_SCRIPT_LOADING&&goog.isDocumentLoading_()){var c=goog.Dependency.registerCallback_(function(b){goog.DebugLoader_.IS_OLD_IE_&&"complete"!=b.readyState||(goog.Dependency.unregisterCallback_(c),a.loaded())}),
+d=!goog.DebugLoader_.IS_OLD_IE_&&goog.getScriptNonce()?' nonce="'+goog.getScriptNonce()+'"':"";b.write('<script src="'+this.path+'" '+(goog.DebugLoader_.IS_OLD_IE_?"onreadystatechange":"onload")+"=\"goog.Dependency.callback_('"+c+'\', this)" type="text/javascript" '+(goog.Dependency.defer_?"defer":"")+d+">\x3c/script>")}else{var e=b.createElement("script");e.defer=goog.Dependency.defer_;e.async=!1;e.type="text/javascript";(d=goog.getScriptNonce())&&e.setAttribute("nonce",d);goog.DebugLoader_.IS_OLD_IE_?
+(a.pause(),e.onreadystatechange=function(){if("loaded"==e.readyState||"complete"==e.readyState)a.loaded(),a.resume()}):e.onload=function(){e.onload=null;a.loaded()};e.src=this.path;b.head.appendChild(e)}}else goog.logToConsole_("Cannot use default debug loader outside of HTML documents."),"deps.js"==this.relativePath?(goog.logToConsole_("Consider setting CLOSURE_IMPORT_SCRIPT before loading base.js, or seting CLOSURE_NO_DEPS to true."),a.loaded()):a.pause()},goog.Es6ModuleDependency=function(a,b,
+c,d,e){goog.Dependency.call(this,a,b,c,d,e)},goog.inherits(goog.Es6ModuleDependency,goog.Dependency),goog.Es6ModuleDependency.prototype.load=function(a){function b(a,b){b?d.write('<script type="module" crossorigin>'+b+"\x3c/script>"):d.write('<script type="module" crossorigin src="'+a+'">\x3c/script>')}function c(a,b){var c=d.createElement("script");c.defer=!0;c.async=!1;c.type="module";c.setAttribute("crossorigin",!0);var e=goog.getScriptNonce();e&&c.setAttribute("nonce",e);b?c.textContent=b:c.src=
+a;d.head.appendChild(c)}if(goog.global.CLOSURE_IMPORT_SCRIPT)goog.global.CLOSURE_IMPORT_SCRIPT(this.path)?a.loaded():a.pause();else if(goog.inHtmlDocument_()){var d=goog.global.document,e=this;if(goog.isDocumentLoading_()){var f=b;goog.Dependency.defer_=!0}else f=c;var g=goog.Dependency.registerCallback_(function(){goog.Dependency.unregisterCallback_(g);a.setModuleState(goog.ModuleType.ES6)});f(void 0,'goog.Dependency.callback_("'+g+'")');f(this.path,void 0);var h=goog.Dependency.registerCallback_(function(b){goog.Dependency.unregisterCallback_(h);
+a.registerEs6ModuleExports(e.path,b,goog.moduleLoaderState_.moduleName)});f(void 0,'import * as m from "'+this.path+'"; goog.Dependency.callback_("'+h+'", m)');var k=goog.Dependency.registerCallback_(function(){goog.Dependency.unregisterCallback_(k);a.clearModuleState();a.loaded()});f(void 0,'goog.Dependency.callback_("'+k+'")')}else goog.logToConsole_("Cannot use default debug loader outside of HTML documents."),a.pause()},goog.TransformedDependency=function(a,b,c,d,e){goog.Dependency.call(this,
+a,b,c,d,e);this.contents_=null},goog.inherits(goog.TransformedDependency,goog.Dependency),goog.TransformedDependency.prototype.load=function(a){function b(){e.contents_=goog.loadFileSync_(e.path);e.contents_&&(e.contents_=e.transform(e.contents_),e.contents_&&(e.contents_+="\n//# sourceURL="+e.path))}function c(){b();if(e.contents_){f&&a.setModuleState(goog.ModuleType.ES6);try{var c=e.contents_;e.contents_=null;goog.globalEval(c);if(f)var d=goog.moduleLoaderState_.moduleName}finally{f&&a.clearModuleState()}f&&
+goog.global.$jscomp.require.ensure([e.path],function(){a.registerEs6ModuleExports(e.path,goog.global.$jscomp.require(e.path),d)});a.loaded()}}function d(){var a=goog.global.document,b=goog.Dependency.registerCallback_(function(){goog.Dependency.unregisterCallback_(b);c()});a.write('<script type="text/javascript">'+goog.protectScriptTag_('goog.Dependency.callback_("'+b+'");')+"\x3c/script>")}var e=this;if(goog.global.CLOSURE_IMPORT_SCRIPT)b(),this.contents_&&goog.global.CLOSURE_IMPORT_SCRIPT("",this.contents_)?
+(this.contents_=null,a.loaded()):a.pause();else{var f=this.loadFlags.module==goog.ModuleType.ES6,g=1<a.pending().length,h=g&&goog.DebugLoader_.IS_OLD_IE_;g=goog.Dependency.defer_&&(g||goog.isDocumentLoading_());if(h||g)a.defer(function(){c()});else{var k=goog.global.document;h=goog.inHtmlDocument_()&&"ActiveXObject"in goog.global;if(f&&goog.inHtmlDocument_()&&goog.isDocumentLoading_()&&!h){goog.Dependency.defer_=!0;a.pause();var l=k.onreadystatechange;k.onreadystatechange=function(){"interactive"==
+k.readyState&&(k.onreadystatechange=l,c(),a.resume());goog.isFunction(l)&&l.apply(void 0,arguments)}}else!goog.DebugLoader_.IS_OLD_IE_&&goog.inHtmlDocument_()&&goog.isDocumentLoading_()?d():c()}}},goog.TransformedDependency.prototype.transform=function(a){},goog.TranspiledDependency=function(a,b,c,d,e,f){goog.TransformedDependency.call(this,a,b,c,d,e);this.transpiler=f},goog.inherits(goog.TranspiledDependency,goog.TransformedDependency),goog.TranspiledDependency.prototype.transform=function(a){return this.transpiler.transpile(a,
+this.path)},goog.GoogModuleDependency=function(a,b,c,d,e,f,g){goog.TransformedDependency.call(this,a,b,c,d,e);this.needsTranspile_=f;this.transpiler_=g},goog.inherits(goog.GoogModuleDependency,goog.TransformedDependency),goog.GoogModuleDependency.prototype.transform=function(a){this.needsTranspile_&&(a=this.transpiler_.transpile(a,this.path));return goog.LOAD_MODULE_USING_EVAL&&goog.isDef(goog.global.JSON)?"goog.loadModule("+goog.global.JSON.stringify(a+"\n//# sourceURL="+this.path+"\n")+");":'goog.loadModule(function(exports) {"use strict";'+
+a+"\n;return exports});\n//# sourceURL="+this.path+"\n"},goog.DebugLoader_.IS_OLD_IE_=!(goog.global.atob||!goog.global.document||!goog.global.document.all),goog.DebugLoader_.prototype.addDependency=function(a,b,c,d){b=b||[];a=a.replace(/\\/g,"/");var e=goog.normalizePath_(goog.basePath+a);d&&"boolean"!==typeof d||(d=d?{module:goog.ModuleType.GOOG}:{});c=this.factory_.createDependency(e,a,b,c,d,goog.transpiler_.needsTranspile(d.lang||"es3",d.module));this.dependencies_[e]=c;for(c=0;c<b.length;c++)this.idToPath_[b[c]]=
+e;this.idToPath_[a]=e},goog.DependencyFactory=function(a){this.transpiler=a},goog.DependencyFactory.prototype.createDependency=function(a,b,c,d,e,f){return e.module==goog.ModuleType.GOOG?new goog.GoogModuleDependency(a,b,c,d,e,f,this.transpiler):f?new goog.TranspiledDependency(a,b,c,d,e,this.transpiler):e.module==goog.ModuleType.ES6?new goog.Es6ModuleDependency(a,b,c,d,e):new goog.Dependency(a,b,c,d,e)},goog.debugLoader_=new goog.DebugLoader_,goog.loadClosureDeps=function(){goog.debugLoader_.loadClosureDeps()},
+goog.setDependencyFactory=function(a){goog.debugLoader_.setDependencyFactory(a)},goog.global.CLOSURE_NO_DEPS||goog.debugLoader_.loadClosureDeps(),goog.bootstrap=function(a,b){goog.debugLoader_.bootstrap(a,b)});goog.debug={};goog.debug.Error=function(a){if(Error.captureStackTrace)Error.captureStackTrace(this,goog.debug.Error);else{var b=Error().stack;b&&(this.stack=b)}a&&(this.message=String(a));this.reportErrorToServer=!0};goog.inherits(goog.debug.Error,Error);goog.debug.Error.prototype.name="CustomError";goog.dom={};goog.dom.NodeType={ELEMENT:1,ATTRIBUTE:2,TEXT:3,CDATA_SECTION:4,ENTITY_REFERENCE:5,ENTITY:6,PROCESSING_INSTRUCTION:7,COMMENT:8,DOCUMENT:9,DOCUMENT_TYPE:10,DOCUMENT_FRAGMENT:11,NOTATION:12};goog.asserts={};goog.asserts.ENABLE_ASSERTS=goog.DEBUG;goog.asserts.AssertionError=function(a,b){goog.debug.Error.call(this,goog.asserts.subs_(a,b));this.messagePattern=a};goog.inherits(goog.asserts.AssertionError,goog.debug.Error);goog.asserts.AssertionError.prototype.name="AssertionError";goog.asserts.DEFAULT_ERROR_HANDLER=function(a){throw a;};goog.asserts.errorHandler_=goog.asserts.DEFAULT_ERROR_HANDLER;
 goog.asserts.subs_=function(a,b){for(var c=a.split("%s"),d="",e=c.length-1,f=0;f<e;f++)d+=c[f]+(f<b.length?b[f]:"%s");return d+c[e]};goog.asserts.doAssertFailure_=function(a,b,c,d){var e="Assertion failed";if(c){e+=": "+c;var f=d}else a&&(e+=": "+a,f=b);a=new goog.asserts.AssertionError(""+e,f||[]);goog.asserts.errorHandler_(a)};goog.asserts.setErrorHandler=function(a){goog.asserts.ENABLE_ASSERTS&&(goog.asserts.errorHandler_=a)};
 goog.asserts.assert=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!a&&goog.asserts.doAssertFailure_("",null,b,Array.prototype.slice.call(arguments,2));return a};goog.asserts.fail=function(a,b){goog.asserts.ENABLE_ASSERTS&&goog.asserts.errorHandler_(new goog.asserts.AssertionError("Failure"+(a?": "+a:""),Array.prototype.slice.call(arguments,1)))};
 goog.asserts.assertNumber=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!goog.isNumber(a)&&goog.asserts.doAssertFailure_("Expected number but got %s: %s.",[goog.typeOf(a),a],b,Array.prototype.slice.call(arguments,2));return a};goog.asserts.assertString=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!goog.isString(a)&&goog.asserts.doAssertFailure_("Expected string but got %s: %s.",[goog.typeOf(a),a],b,Array.prototype.slice.call(arguments,2));return a};
@@ -76,7 +93,7 @@ goog.array.removeLast=function(a,b){var c=goog.array.lastIndexOf(a,b);return 0<=
 goog.array.concat=function(a){return Array.prototype.concat.apply([],arguments)};goog.array.join=function(a){return Array.prototype.concat.apply([],arguments)};goog.array.toArray=function(a){var b=a.length;if(0<b){for(var c=Array(b),d=0;d<b;d++)c[d]=a[d];return c}return[]};goog.array.clone=goog.array.toArray;goog.array.extend=function(a,b){for(var c=1;c<arguments.length;c++){var d=arguments[c];if(goog.isArrayLike(d)){var e=a.length||0,f=d.length||0;a.length=e+f;for(var g=0;g<f;g++)a[e+g]=d[g]}else a.push(d)}};
 goog.array.splice=function(a,b,c,d){goog.asserts.assert(null!=a.length);return Array.prototype.splice.apply(a,goog.array.slice(arguments,1))};goog.array.slice=function(a,b,c){goog.asserts.assert(null!=a.length);return 2>=arguments.length?Array.prototype.slice.call(a,b):Array.prototype.slice.call(a,b,c)};
 goog.array.removeDuplicates=function(a,b,c){b=b||a;var d=function(a){return goog.isObject(a)?"o"+goog.getUid(a):(typeof a).charAt(0)+a};c=c||d;d={};for(var e=0,f=0;f<a.length;){var g=a[f++],h=c(g);Object.prototype.hasOwnProperty.call(d,h)||(d[h]=!0,b[e++]=g)}b.length=e};goog.array.binarySearch=function(a,b,c){return goog.array.binarySearch_(a,c||goog.array.defaultCompare,!1,b)};goog.array.binarySelect=function(a,b,c){return goog.array.binarySearch_(a,b,!0,void 0,c)};
-goog.array.binarySearch_=function(a,b,c,d,e){for(var f=0,g=a.length,h;f<g;){var k=f+g>>1;var n=c?b.call(e,a[k],k,a):b(d,a[k]);0<n?f=k+1:(g=k,h=!n)}return h?f:~f};goog.array.sort=function(a,b){a.sort(b||goog.array.defaultCompare)};goog.array.stableSort=function(a,b){for(var c=Array(a.length),d=0;d<a.length;d++)c[d]={index:d,value:a[d]};var e=b||goog.array.defaultCompare;goog.array.sort(c,function(a,b){return e(a.value,b.value)||a.index-b.index});for(d=0;d<a.length;d++)a[d]=c[d].value};
+goog.array.binarySearch_=function(a,b,c,d,e){for(var f=0,g=a.length,h;f<g;){var k=f+g>>1;var l=c?b.call(e,a[k],k,a):b(d,a[k]);0<l?f=k+1:(g=k,h=!l)}return h?f:~f};goog.array.sort=function(a,b){a.sort(b||goog.array.defaultCompare)};goog.array.stableSort=function(a,b){for(var c=Array(a.length),d=0;d<a.length;d++)c[d]={index:d,value:a[d]};var e=b||goog.array.defaultCompare;goog.array.sort(c,function(a,b){return e(a.value,b.value)||a.index-b.index});for(d=0;d<a.length;d++)a[d]=c[d].value};
 goog.array.sortByKey=function(a,b,c){var d=c||goog.array.defaultCompare;goog.array.sort(a,function(a,c){return d(b(a),b(c))})};goog.array.sortObjectsByKey=function(a,b,c){goog.array.sortByKey(a,function(a){return a[b]},c)};goog.array.isSorted=function(a,b,c){b=b||goog.array.defaultCompare;for(var d=1;d<a.length;d++){var e=b(a[d-1],a[d]);if(0<e||0==e&&c)return!1}return!0};
 goog.array.equals=function(a,b,c){if(!goog.isArrayLike(a)||!goog.isArrayLike(b)||a.length!=b.length)return!1;var d=a.length;c=c||goog.array.defaultCompareEquality;for(var e=0;e<d;e++)if(!c(a[e],b[e]))return!1;return!0};goog.array.compare3=function(a,b,c){c=c||goog.array.defaultCompare;for(var d=Math.min(a.length,b.length),e=0;e<d;e++){var f=c(a[e],b[e]);if(0!=f)return f}return goog.array.defaultCompare(a.length,b.length)};goog.array.defaultCompare=function(a,b){return a>b?1:a<b?-1:0};
 goog.array.inverseDefaultCompare=function(a,b){return-goog.array.defaultCompare(a,b)};goog.array.defaultCompareEquality=function(a,b){return a===b};goog.array.binaryInsert=function(a,b,c){c=goog.array.binarySearch(a,b,c);return 0>c?(goog.array.insertAt(a,b,-(c+1)),!0):!1};goog.array.binaryRemove=function(a,b,c){b=goog.array.binarySearch(a,b,c);return 0<=b?goog.array.removeAt(a,b):!1};
@@ -87,7 +104,7 @@ goog.array.zip=function(a){if(!arguments.length)return[];for(var b=[],c=argument
 goog.array.concatMap=function(a,b,c){return goog.array.concat.apply([],goog.array.map(a,b,c))};goog.math={};goog.math.randomInt=function(a){return Math.floor(Math.random()*a)};goog.math.uniformRandom=function(a,b){return a+Math.random()*(b-a)};goog.math.clamp=function(a,b,c){return Math.min(Math.max(a,b),c)};goog.math.modulo=function(a,b){var c=a%b;return 0>c*b?c+b:c};goog.math.lerp=function(a,b,c){return a+c*(b-a)};goog.math.nearlyEquals=function(a,b,c){return Math.abs(a-b)<=(c||1E-6)};goog.math.standardAngle=function(a){return goog.math.modulo(a,360)};
 goog.math.standardAngleInRadians=function(a){return goog.math.modulo(a,2*Math.PI)};goog.math.toRadians=function(a){return a*Math.PI/180};goog.math.toDegrees=function(a){return 180*a/Math.PI};goog.math.angleDx=function(a,b){return b*Math.cos(goog.math.toRadians(a))};goog.math.angleDy=function(a,b){return b*Math.sin(goog.math.toRadians(a))};goog.math.angle=function(a,b,c,d){return goog.math.standardAngle(goog.math.toDegrees(Math.atan2(d-b,c-a)))};
 goog.math.angleDifference=function(a,b){var c=goog.math.standardAngle(b)-goog.math.standardAngle(a);180<c?c-=360:-180>=c&&(c=360+c);return c};goog.math.sign=function(a){return 0<a?1:0>a?-1:a};
-goog.math.longestCommonSubsequence=function(a,b,c,d){c=c||function(a,b){return a==b};d=d||function(b,c){return a[b]};for(var e=a.length,f=b.length,g=[],h=0;h<e+1;h++)g[h]=[],g[h][0]=0;for(var k=0;k<f+1;k++)g[0][k]=0;for(h=1;h<=e;h++)for(k=1;k<=f;k++)c(a[h-1],b[k-1])?g[h][k]=g[h-1][k-1]+1:g[h][k]=Math.max(g[h-1][k],g[h][k-1]);var n=[];h=e;for(k=f;0<h&&0<k;)c(a[h-1],b[k-1])?(n.unshift(d(h-1,k-1)),h--,k--):g[h-1][k]>g[h][k-1]?h--:k--;return n};
+goog.math.longestCommonSubsequence=function(a,b,c,d){c=c||function(a,b){return a==b};d=d||function(b,c){return a[b]};for(var e=a.length,f=b.length,g=[],h=0;h<e+1;h++)g[h]=[],g[h][0]=0;for(var k=0;k<f+1;k++)g[0][k]=0;for(h=1;h<=e;h++)for(k=1;k<=f;k++)c(a[h-1],b[k-1])?g[h][k]=g[h-1][k-1]+1:g[h][k]=Math.max(g[h-1][k],g[h][k-1]);var l=[];h=e;for(k=f;0<h&&0<k;)c(a[h-1],b[k-1])?(l.unshift(d(h-1,k-1)),h--,k--):g[h-1][k]>g[h][k-1]?h--:k--;return l};
 goog.math.sum=function(a){return goog.array.reduce(arguments,function(a,c){return a+c},0)};goog.math.average=function(a){return goog.math.sum.apply(null,arguments)/arguments.length};goog.math.sampleVariance=function(a){var b=arguments.length;if(2>b)return 0;var c=goog.math.average.apply(null,arguments);return goog.math.sum.apply(null,goog.array.map(arguments,function(a){return Math.pow(a-c,2)}))/(b-1)};goog.math.standardDeviation=function(a){return Math.sqrt(goog.math.sampleVariance.apply(null,arguments))};
 goog.math.isInt=function(a){return isFinite(a)&&0==a%1};goog.math.isFiniteNumber=function(a){return isFinite(a)};goog.math.isNegativeZero=function(a){return 0==a&&0>1/a};goog.math.log10Floor=function(a){if(0<a){var b=Math.round(Math.log(a)*Math.LOG10E);return b-(parseFloat("1e"+b)>a?1:0)}return 0==a?-Infinity:NaN};goog.math.safeFloor=function(a,b){goog.asserts.assert(!goog.isDef(b)||0<b);return Math.floor(a+(b||2E-15))};
 goog.math.safeCeil=function(a,b){goog.asserts.assert(!goog.isDef(b)||0<b);return Math.ceil(a-(b||2E-15))};goog.math.Coordinate=function(a,b){this.x=goog.isDef(a)?a:0;this.y=goog.isDef(b)?b:0};goog.math.Coordinate.prototype.clone=function(){return new goog.math.Coordinate(this.x,this.y)};goog.DEBUG&&(goog.math.Coordinate.prototype.toString=function(){return"("+this.x+", "+this.y+")"});goog.math.Coordinate.prototype.equals=function(a){return a instanceof goog.math.Coordinate&&goog.math.Coordinate.equals(this,a)};goog.math.Coordinate.equals=function(a,b){return a==b?!0:a&&b?a.x==b.x&&a.y==b.y:!1};
@@ -115,7 +132,7 @@ goog.string.escapeChar=function(a){if(a in goog.string.jsEscapeCache_)return goo
 goog.string.caseInsensitiveContains=function(a,b){return goog.string.contains(a.toLowerCase(),b.toLowerCase())};goog.string.countOf=function(a,b){return a&&b?a.split(b).length-1:0};goog.string.removeAt=function(a,b,c){var d=a;0<=b&&b<a.length&&0<c&&(d=a.substr(0,b)+a.substr(b+c,a.length-b-c));return d};goog.string.remove=function(a,b){return a.replace(b,"")};goog.string.removeAll=function(a,b){var c=new RegExp(goog.string.regExpEscape(b),"g");return a.replace(c,"")};
 goog.string.replaceAll=function(a,b,c){b=new RegExp(goog.string.regExpEscape(b),"g");return a.replace(b,c.replace(/\$/g,"$$$$"))};goog.string.regExpEscape=function(a){return String(a).replace(/([-()\[\]{}+?*.$\^|,:#<!\\])/g,"\\$1").replace(/\x08/g,"\\x08")};goog.string.repeat=String.prototype.repeat?function(a,b){return a.repeat(b)}:function(a,b){return Array(b+1).join(a)};
 goog.string.padNumber=function(a,b,c){a=goog.isDef(c)?a.toFixed(c):String(a);c=a.indexOf(".");-1==c&&(c=a.length);return goog.string.repeat("0",Math.max(0,b-c))+a};goog.string.makeSafe=function(a){return null==a?"":String(a)};goog.string.buildString=function(a){return Array.prototype.join.call(arguments,"")};goog.string.getRandomString=function(){return Math.floor(2147483648*Math.random()).toString(36)+Math.abs(Math.floor(2147483648*Math.random())^goog.now()).toString(36)};
-goog.string.compareVersions=function(a,b){for(var c=0,d=goog.string.trim(String(a)).split("."),e=goog.string.trim(String(b)).split("."),f=Math.max(d.length,e.length),g=0;0==c&&g<f;g++){var h=d[g]||"",k=e[g]||"";do{h=/(\d*)(\D*)(.*)/.exec(h)||["","","",""];k=/(\d*)(\D*)(.*)/.exec(k)||["","","",""];if(0==h[0].length&&0==k[0].length)break;c=0==h[1].length?0:parseInt(h[1],10);var n=0==k[1].length?0:parseInt(k[1],10);c=goog.string.compareElements_(c,n)||goog.string.compareElements_(0==h[2].length,0==k[2].length)||
+goog.string.compareVersions=function(a,b){for(var c=0,d=goog.string.trim(String(a)).split("."),e=goog.string.trim(String(b)).split("."),f=Math.max(d.length,e.length),g=0;0==c&&g<f;g++){var h=d[g]||"",k=e[g]||"";do{h=/(\d*)(\D*)(.*)/.exec(h)||["","","",""];k=/(\d*)(\D*)(.*)/.exec(k)||["","","",""];if(0==h[0].length&&0==k[0].length)break;c=0==h[1].length?0:parseInt(h[1],10);var l=0==k[1].length?0:parseInt(k[1],10);c=goog.string.compareElements_(c,l)||goog.string.compareElements_(0==h[2].length,0==k[2].length)||
 goog.string.compareElements_(h[2],k[2]);h=h[3];k=k[3]}while(0==c)}return c};goog.string.compareElements_=function(a,b){return a<b?-1:a>b?1:0};goog.string.hashCode=function(a){for(var b=0,c=0;c<a.length;++c)b=31*b+a.charCodeAt(c)>>>0;return b};goog.string.uniqueStringCounter_=2147483648*Math.random()|0;goog.string.createUniqueString=function(){return"goog_"+goog.string.uniqueStringCounter_++};goog.string.toNumber=function(a){var b=Number(a);return 0==b&&goog.string.isEmptyOrWhitespace(a)?NaN:b};
 goog.string.isLowerCamelCase=function(a){return/^[a-z]+([A-Z][a-z]*)*$/.test(a)};goog.string.isUpperCamelCase=function(a){return/^([A-Z][a-z]*)+$/.test(a)};goog.string.toCamelCase=function(a){return String(a).replace(/\-([a-z])/g,function(a,c){return c.toUpperCase()})};goog.string.toSelectorCase=function(a){return String(a).replace(/([A-Z])/g,"-$1").toLowerCase()};
 goog.string.toTitleCase=function(a,b){var c=goog.isString(b)?goog.string.regExpEscape(b):"\\s";return a.replace(new RegExp("(^"+(c?"|["+c+"]+":"")+")([a-z])","g"),function(a,b,c){return b+c.toUpperCase()})};goog.string.capitalize=function(a){return String(a.charAt(0)).toUpperCase()+String(a.substr(1)).toLowerCase()};goog.string.parseInt=function(a){isFinite(a)&&(a=String(a));return goog.isString(a)?/^\s*-?0x/i.test(a)?parseInt(a,16):parseInt(a,10):NaN};
@@ -147,20 +164,17 @@ goog.labs.userAgent.platform.isIos=function(){return goog.labs.userAgent.platfor
 goog.labs.userAgent.platform.isChromeOS=function(){return goog.labs.userAgent.util.matchUserAgent("CrOS")};goog.labs.userAgent.platform.isChromecast=function(){return goog.labs.userAgent.util.matchUserAgent("CrKey")};
 goog.labs.userAgent.platform.getVersion=function(){var a=goog.labs.userAgent.util.getUserAgent(),b="";goog.labs.userAgent.platform.isWindows()?(b=/Windows (?:NT|Phone) ([0-9.]+)/,b=(a=b.exec(a))?a[1]:"0.0"):goog.labs.userAgent.platform.isIos()?(b=/(?:iPhone|iPod|iPad|CPU)\s+OS\s+(\S+)/,b=(a=b.exec(a))&&a[1].replace(/_/g,".")):goog.labs.userAgent.platform.isMacintosh()?(b=/Mac OS X ([0-9_.]+)/,b=(a=b.exec(a))?a[1].replace(/_/g,"."):"10"):goog.labs.userAgent.platform.isAndroid()?(b=/Android\s+([^\);]+)(\)|;)/,
 b=(a=b.exec(a))&&a[1]):goog.labs.userAgent.platform.isChromeOS()&&(b=/(?:CrOS\s+(?:i686|x86_64)\s+([0-9.]+))/,b=(a=b.exec(a))&&a[1]);return b||""};goog.labs.userAgent.platform.isVersionOrHigher=function(a){return 0<=goog.string.compareVersions(goog.labs.userAgent.platform.getVersion(),a)};goog.reflect={};goog.reflect.object=function(a,b){return b};goog.reflect.objectProperty=function(a,b){return a};goog.reflect.sinkValue=function(a){goog.reflect.sinkValue[" "](a);return a};goog.reflect.sinkValue[" "]=goog.nullFunction;goog.reflect.canAccessProperty=function(a,b){try{return goog.reflect.sinkValue(a[b]),!0}catch(c){}return!1};goog.reflect.cache=function(a,b,c,d){d=d?d(b):b;return Object.prototype.hasOwnProperty.call(a,d)?a[d]:a[d]=c(b)};goog.userAgent={};goog.userAgent.ASSUME_IE=!1;goog.userAgent.ASSUME_EDGE=!1;goog.userAgent.ASSUME_GECKO=!1;goog.userAgent.ASSUME_WEBKIT=!1;goog.userAgent.ASSUME_MOBILE_WEBKIT=!1;goog.userAgent.ASSUME_OPERA=!1;goog.userAgent.ASSUME_ANY_VERSION=!1;goog.userAgent.BROWSER_KNOWN_=goog.userAgent.ASSUME_IE||goog.userAgent.ASSUME_EDGE||goog.userAgent.ASSUME_GECKO||goog.userAgent.ASSUME_MOBILE_WEBKIT||goog.userAgent.ASSUME_WEBKIT||goog.userAgent.ASSUME_OPERA;goog.userAgent.getUserAgentString=function(){return goog.labs.userAgent.util.getUserAgent()};
-goog.userAgent.getNavigator=function(){return goog.global.navigator||null};goog.userAgent.OPERA=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_OPERA:goog.labs.userAgent.browser.isOpera();goog.userAgent.IE=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_IE:goog.labs.userAgent.browser.isIE();goog.userAgent.EDGE=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_EDGE:goog.labs.userAgent.engine.isEdge();goog.userAgent.EDGE_OR_IE=goog.userAgent.EDGE||goog.userAgent.IE;
-goog.userAgent.GECKO=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_GECKO:goog.labs.userAgent.engine.isGecko();goog.userAgent.WEBKIT=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_WEBKIT||goog.userAgent.ASSUME_MOBILE_WEBKIT:goog.labs.userAgent.engine.isWebKit();goog.userAgent.isMobile_=function(){return goog.userAgent.WEBKIT&&goog.labs.userAgent.util.matchUserAgent("Mobile")};goog.userAgent.MOBILE=goog.userAgent.ASSUME_MOBILE_WEBKIT||goog.userAgent.isMobile_();goog.userAgent.SAFARI=goog.userAgent.WEBKIT;
-goog.userAgent.determinePlatform_=function(){var a=goog.userAgent.getNavigator();return a&&a.platform||""};goog.userAgent.PLATFORM=goog.userAgent.determinePlatform_();goog.userAgent.ASSUME_MAC=!1;goog.userAgent.ASSUME_WINDOWS=!1;goog.userAgent.ASSUME_LINUX=!1;goog.userAgent.ASSUME_X11=!1;goog.userAgent.ASSUME_ANDROID=!1;goog.userAgent.ASSUME_IPHONE=!1;goog.userAgent.ASSUME_IPAD=!1;goog.userAgent.ASSUME_IPOD=!1;
-goog.userAgent.PLATFORM_KNOWN_=goog.userAgent.ASSUME_MAC||goog.userAgent.ASSUME_WINDOWS||goog.userAgent.ASSUME_LINUX||goog.userAgent.ASSUME_X11||goog.userAgent.ASSUME_ANDROID||goog.userAgent.ASSUME_IPHONE||goog.userAgent.ASSUME_IPAD||goog.userAgent.ASSUME_IPOD;goog.userAgent.MAC=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_MAC:goog.labs.userAgent.platform.isMacintosh();goog.userAgent.WINDOWS=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_WINDOWS:goog.labs.userAgent.platform.isWindows();
-goog.userAgent.isLegacyLinux_=function(){return goog.labs.userAgent.platform.isLinux()||goog.labs.userAgent.platform.isChromeOS()};goog.userAgent.LINUX=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_LINUX:goog.userAgent.isLegacyLinux_();goog.userAgent.isX11_=function(){var a=goog.userAgent.getNavigator();return!!a&&goog.string.contains(a.appVersion||"","X11")};goog.userAgent.X11=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_X11:goog.userAgent.isX11_();
-goog.userAgent.ANDROID=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_ANDROID:goog.labs.userAgent.platform.isAndroid();goog.userAgent.IPHONE=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPHONE:goog.labs.userAgent.platform.isIphone();goog.userAgent.IPAD=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPAD:goog.labs.userAgent.platform.isIpad();goog.userAgent.IPOD=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPOD:goog.labs.userAgent.platform.isIpod();
-goog.userAgent.IOS=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPHONE||goog.userAgent.ASSUME_IPAD||goog.userAgent.ASSUME_IPOD:goog.labs.userAgent.platform.isIos();goog.userAgent.determineVersion_=function(){var a="",b=goog.userAgent.getVersionRegexResult_();b&&(a=b?b[1]:"");return goog.userAgent.IE&&(b=goog.userAgent.getDocumentMode_(),null!=b&&b>parseFloat(a))?String(b):a};
+goog.userAgent.getNavigatorTyped=function(){return goog.global.navigator||null};goog.userAgent.getNavigator=function(){return goog.userAgent.getNavigatorTyped()};goog.userAgent.OPERA=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_OPERA:goog.labs.userAgent.browser.isOpera();goog.userAgent.IE=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_IE:goog.labs.userAgent.browser.isIE();goog.userAgent.EDGE=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_EDGE:goog.labs.userAgent.engine.isEdge();
+goog.userAgent.EDGE_OR_IE=goog.userAgent.EDGE||goog.userAgent.IE;goog.userAgent.GECKO=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_GECKO:goog.labs.userAgent.engine.isGecko();goog.userAgent.WEBKIT=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_WEBKIT||goog.userAgent.ASSUME_MOBILE_WEBKIT:goog.labs.userAgent.engine.isWebKit();goog.userAgent.isMobile_=function(){return goog.userAgent.WEBKIT&&goog.labs.userAgent.util.matchUserAgent("Mobile")};
+goog.userAgent.MOBILE=goog.userAgent.ASSUME_MOBILE_WEBKIT||goog.userAgent.isMobile_();goog.userAgent.SAFARI=goog.userAgent.WEBKIT;goog.userAgent.determinePlatform_=function(){var a=goog.userAgent.getNavigatorTyped();return a&&a.platform||""};goog.userAgent.PLATFORM=goog.userAgent.determinePlatform_();goog.userAgent.ASSUME_MAC=!1;goog.userAgent.ASSUME_WINDOWS=!1;goog.userAgent.ASSUME_LINUX=!1;goog.userAgent.ASSUME_X11=!1;goog.userAgent.ASSUME_ANDROID=!1;goog.userAgent.ASSUME_IPHONE=!1;
+goog.userAgent.ASSUME_IPAD=!1;goog.userAgent.ASSUME_IPOD=!1;goog.userAgent.PLATFORM_KNOWN_=goog.userAgent.ASSUME_MAC||goog.userAgent.ASSUME_WINDOWS||goog.userAgent.ASSUME_LINUX||goog.userAgent.ASSUME_X11||goog.userAgent.ASSUME_ANDROID||goog.userAgent.ASSUME_IPHONE||goog.userAgent.ASSUME_IPAD||goog.userAgent.ASSUME_IPOD;goog.userAgent.MAC=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_MAC:goog.labs.userAgent.platform.isMacintosh();
+goog.userAgent.WINDOWS=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_WINDOWS:goog.labs.userAgent.platform.isWindows();goog.userAgent.isLegacyLinux_=function(){return goog.labs.userAgent.platform.isLinux()||goog.labs.userAgent.platform.isChromeOS()};goog.userAgent.LINUX=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_LINUX:goog.userAgent.isLegacyLinux_();goog.userAgent.isX11_=function(){var a=goog.userAgent.getNavigatorTyped();return!!a&&goog.string.contains(a.appVersion||"","X11")};
+goog.userAgent.X11=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_X11:goog.userAgent.isX11_();goog.userAgent.ANDROID=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_ANDROID:goog.labs.userAgent.platform.isAndroid();goog.userAgent.IPHONE=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPHONE:goog.labs.userAgent.platform.isIphone();goog.userAgent.IPAD=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPAD:goog.labs.userAgent.platform.isIpad();
+goog.userAgent.IPOD=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPOD:goog.labs.userAgent.platform.isIpod();goog.userAgent.IOS=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPHONE||goog.userAgent.ASSUME_IPAD||goog.userAgent.ASSUME_IPOD:goog.labs.userAgent.platform.isIos();goog.userAgent.determineVersion_=function(){var a="",b=goog.userAgent.getVersionRegexResult_();b&&(a=b?b[1]:"");return goog.userAgent.IE&&(b=goog.userAgent.getDocumentMode_(),null!=b&&b>parseFloat(a))?String(b):a};
 goog.userAgent.getVersionRegexResult_=function(){var a=goog.userAgent.getUserAgentString();if(goog.userAgent.GECKO)return/rv:([^\);]+)(\)|;)/.exec(a);if(goog.userAgent.EDGE)return/Edge\/([\d\.]+)/.exec(a);if(goog.userAgent.IE)return/\b(?:MSIE|rv)[: ]([^\);]+)(\)|;)/.exec(a);if(goog.userAgent.WEBKIT)return/WebKit\/(\S+)/.exec(a);if(goog.userAgent.OPERA)return/(?:Version)[ \/]?(\S+)/.exec(a)};goog.userAgent.getDocumentMode_=function(){var a=goog.global.document;return a?a.documentMode:void 0};
 goog.userAgent.VERSION=goog.userAgent.determineVersion_();goog.userAgent.compare=function(a,b){return goog.string.compareVersions(a,b)};goog.userAgent.isVersionOrHigherCache_={};goog.userAgent.isVersionOrHigher=function(a){return goog.userAgent.ASSUME_ANY_VERSION||goog.reflect.cache(goog.userAgent.isVersionOrHigherCache_,a,function(){return 0<=goog.string.compareVersions(goog.userAgent.VERSION,a)})};goog.userAgent.isVersion=goog.userAgent.isVersionOrHigher;
-goog.userAgent.isDocumentModeOrHigher=function(a){return Number(goog.userAgent.DOCUMENT_MODE)>=a};goog.userAgent.isDocumentMode=goog.userAgent.isDocumentModeOrHigher;goog.userAgent.DOCUMENT_MODE=function(){var a=goog.global.document,b=goog.userAgent.getDocumentMode_();if(a&&goog.userAgent.IE)return b||("CSS1Compat"==a.compatMode?parseInt(goog.userAgent.VERSION,10):5)}();goog.Thenable=function(){};goog.Thenable.prototype.then=function(a,b,c){};goog.Thenable.IMPLEMENTED_BY_PROP="$goog_Thenable";goog.Thenable.addImplementation=function(a){a.prototype.then=a.prototype.then;COMPILED?a.prototype[goog.Thenable.IMPLEMENTED_BY_PROP]=!0:a.prototype.$goog_Thenable=!0};goog.Thenable.isImplementedBy=function(a){if(!a)return!1;try{return COMPILED?!!a[goog.Thenable.IMPLEMENTED_BY_PROP]:!!a.$goog_Thenable}catch(b){return!1}};goog.async={};goog.async.FreeList=function(a,b,c){this.limit_=c;this.create_=a;this.reset_=b;this.occupants_=0;this.head_=null};goog.async.FreeList.prototype.get=function(){if(0<this.occupants_){this.occupants_--;var a=this.head_;this.head_=a.next;a.next=null}else a=this.create_();return a};goog.async.FreeList.prototype.put=function(a){this.reset_(a);this.occupants_<this.limit_&&(this.occupants_++,a.next=this.head_,this.head_=a)};goog.async.FreeList.prototype.occupants=function(){return this.occupants_};goog.async.WorkQueue=function(){this.workTail_=this.workHead_=null};goog.async.WorkQueue.DEFAULT_MAX_UNUSED=100;goog.async.WorkQueue.freelist_=new goog.async.FreeList(function(){return new goog.async.WorkItem},function(a){a.reset()},goog.async.WorkQueue.DEFAULT_MAX_UNUSED);goog.async.WorkQueue.prototype.add=function(a,b){var c=this.getUnusedItem_();c.set(a,b);this.workTail_?this.workTail_.next=c:(goog.asserts.assert(!this.workHead_),this.workHead_=c);this.workTail_=c};
-goog.async.WorkQueue.prototype.remove=function(){var a=null;this.workHead_&&(a=this.workHead_,this.workHead_=this.workHead_.next,this.workHead_||(this.workTail_=null),a.next=null);return a};goog.async.WorkQueue.prototype.returnUnused=function(a){goog.async.WorkQueue.freelist_.put(a)};goog.async.WorkQueue.prototype.getUnusedItem_=function(){return goog.async.WorkQueue.freelist_.get()};goog.async.WorkItem=function(){this.next=this.scope=this.fn=null};
-goog.async.WorkItem.prototype.set=function(a,b){this.fn=a;this.scope=b;this.next=null};goog.async.WorkItem.prototype.reset=function(){this.next=this.scope=this.fn=null};goog.debug.entryPointRegistry={};goog.debug.EntryPointMonitor=function(){};goog.debug.entryPointRegistry.refList_=[];goog.debug.entryPointRegistry.monitors_=[];goog.debug.entryPointRegistry.monitorsMayExist_=!1;goog.debug.entryPointRegistry.register=function(a){goog.debug.entryPointRegistry.refList_[goog.debug.entryPointRegistry.refList_.length]=a;if(goog.debug.entryPointRegistry.monitorsMayExist_)for(var b=goog.debug.entryPointRegistry.monitors_,c=0;c<b.length;c++)a(goog.bind(b[c].wrap,b[c]))};
-goog.debug.entryPointRegistry.monitorAll=function(a){goog.debug.entryPointRegistry.monitorsMayExist_=!0;for(var b=goog.bind(a.wrap,a),c=0;c<goog.debug.entryPointRegistry.refList_.length;c++)goog.debug.entryPointRegistry.refList_[c](b);goog.debug.entryPointRegistry.monitors_.push(a)};
-goog.debug.entryPointRegistry.unmonitorAllIfPossible=function(a){var b=goog.debug.entryPointRegistry.monitors_;goog.asserts.assert(a==b[b.length-1],"Only the most recent monitor can be unwrapped.");a=goog.bind(a.unwrap,a);for(var c=0;c<goog.debug.entryPointRegistry.refList_.length;c++)goog.debug.entryPointRegistry.refList_[c](a);b.length--};goog.dom.HtmlElement=function(){};goog.dom.TagName=function(a){this.tagName_=a};goog.dom.TagName.prototype.toString=function(){return this.tagName_};goog.dom.TagName.A=new goog.dom.TagName("A");goog.dom.TagName.ABBR=new goog.dom.TagName("ABBR");goog.dom.TagName.ACRONYM=new goog.dom.TagName("ACRONYM");goog.dom.TagName.ADDRESS=new goog.dom.TagName("ADDRESS");goog.dom.TagName.APPLET=new goog.dom.TagName("APPLET");goog.dom.TagName.AREA=new goog.dom.TagName("AREA");goog.dom.TagName.ARTICLE=new goog.dom.TagName("ARTICLE");
+goog.userAgent.isDocumentModeOrHigher=function(a){return Number(goog.userAgent.DOCUMENT_MODE)>=a};goog.userAgent.isDocumentMode=goog.userAgent.isDocumentModeOrHigher;goog.userAgent.DOCUMENT_MODE=function(){var a=goog.global.document,b=goog.userAgent.getDocumentMode_();if(a&&goog.userAgent.IE)return b||("CSS1Compat"==a.compatMode?parseInt(goog.userAgent.VERSION,10):5)}();goog.dom.BrowserFeature={CAN_ADD_NAME_OR_TYPE_ATTRIBUTES:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),CAN_USE_CHILDREN_ATTRIBUTE:!goog.userAgent.GECKO&&!goog.userAgent.IE||goog.userAgent.IE&&goog.userAgent.isDocumentModeOrHigher(9)||goog.userAgent.GECKO&&goog.userAgent.isVersionOrHigher("1.9.1"),CAN_USE_INNER_TEXT:goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),CAN_USE_PARENT_ELEMENT_PROPERTY:goog.userAgent.IE||goog.userAgent.OPERA||goog.userAgent.WEBKIT,INNER_HTML_NEEDS_SCOPED_ELEMENT:goog.userAgent.IE,
+LEGACY_IE_RANGES:goog.userAgent.IE&&!goog.userAgent.isDocumentModeOrHigher(9)};goog.dom.HtmlElement=function(){};goog.dom.TagName=function(a){this.tagName_=a};goog.dom.TagName.prototype.toString=function(){return this.tagName_};goog.dom.TagName.A=new goog.dom.TagName("A");goog.dom.TagName.ABBR=new goog.dom.TagName("ABBR");goog.dom.TagName.ACRONYM=new goog.dom.TagName("ACRONYM");goog.dom.TagName.ADDRESS=new goog.dom.TagName("ADDRESS");goog.dom.TagName.APPLET=new goog.dom.TagName("APPLET");goog.dom.TagName.AREA=new goog.dom.TagName("AREA");goog.dom.TagName.ARTICLE=new goog.dom.TagName("ARTICLE");
 goog.dom.TagName.ASIDE=new goog.dom.TagName("ASIDE");goog.dom.TagName.AUDIO=new goog.dom.TagName("AUDIO");goog.dom.TagName.B=new goog.dom.TagName("B");goog.dom.TagName.BASE=new goog.dom.TagName("BASE");goog.dom.TagName.BASEFONT=new goog.dom.TagName("BASEFONT");goog.dom.TagName.BDI=new goog.dom.TagName("BDI");goog.dom.TagName.BDO=new goog.dom.TagName("BDO");goog.dom.TagName.BIG=new goog.dom.TagName("BIG");goog.dom.TagName.BLOCKQUOTE=new goog.dom.TagName("BLOCKQUOTE");goog.dom.TagName.BODY=new goog.dom.TagName("BODY");
 goog.dom.TagName.BR=new goog.dom.TagName("BR");goog.dom.TagName.BUTTON=new goog.dom.TagName("BUTTON");goog.dom.TagName.CANVAS=new goog.dom.TagName("CANVAS");goog.dom.TagName.CAPTION=new goog.dom.TagName("CAPTION");goog.dom.TagName.CENTER=new goog.dom.TagName("CENTER");goog.dom.TagName.CITE=new goog.dom.TagName("CITE");goog.dom.TagName.CODE=new goog.dom.TagName("CODE");goog.dom.TagName.COL=new goog.dom.TagName("COL");goog.dom.TagName.COLGROUP=new goog.dom.TagName("COLGROUP");
 goog.dom.TagName.COMMAND=new goog.dom.TagName("COMMAND");goog.dom.TagName.DATA=new goog.dom.TagName("DATA");goog.dom.TagName.DATALIST=new goog.dom.TagName("DATALIST");goog.dom.TagName.DD=new goog.dom.TagName("DD");goog.dom.TagName.DEL=new goog.dom.TagName("DEL");goog.dom.TagName.DETAILS=new goog.dom.TagName("DETAILS");goog.dom.TagName.DFN=new goog.dom.TagName("DFN");goog.dom.TagName.DIALOG=new goog.dom.TagName("DIALOG");goog.dom.TagName.DIR=new goog.dom.TagName("DIR");goog.dom.TagName.DIV=new goog.dom.TagName("DIV");
@@ -173,120 +187,7 @@ goog.dom.TagName.OPTION=new goog.dom.TagName("OPTION");goog.dom.TagName.OUTPUT=n
 goog.dom.TagName.RTC=new goog.dom.TagName("RTC");goog.dom.TagName.RUBY=new goog.dom.TagName("RUBY");goog.dom.TagName.S=new goog.dom.TagName("S");goog.dom.TagName.SAMP=new goog.dom.TagName("SAMP");goog.dom.TagName.SCRIPT=new goog.dom.TagName("SCRIPT");goog.dom.TagName.SECTION=new goog.dom.TagName("SECTION");goog.dom.TagName.SELECT=new goog.dom.TagName("SELECT");goog.dom.TagName.SMALL=new goog.dom.TagName("SMALL");goog.dom.TagName.SOURCE=new goog.dom.TagName("SOURCE");goog.dom.TagName.SPAN=new goog.dom.TagName("SPAN");
 goog.dom.TagName.STRIKE=new goog.dom.TagName("STRIKE");goog.dom.TagName.STRONG=new goog.dom.TagName("STRONG");goog.dom.TagName.STYLE=new goog.dom.TagName("STYLE");goog.dom.TagName.SUB=new goog.dom.TagName("SUB");goog.dom.TagName.SUMMARY=new goog.dom.TagName("SUMMARY");goog.dom.TagName.SUP=new goog.dom.TagName("SUP");goog.dom.TagName.SVG=new goog.dom.TagName("SVG");goog.dom.TagName.TABLE=new goog.dom.TagName("TABLE");goog.dom.TagName.TBODY=new goog.dom.TagName("TBODY");goog.dom.TagName.TD=new goog.dom.TagName("TD");
 goog.dom.TagName.TEMPLATE=new goog.dom.TagName("TEMPLATE");goog.dom.TagName.TEXTAREA=new goog.dom.TagName("TEXTAREA");goog.dom.TagName.TFOOT=new goog.dom.TagName("TFOOT");goog.dom.TagName.TH=new goog.dom.TagName("TH");goog.dom.TagName.THEAD=new goog.dom.TagName("THEAD");goog.dom.TagName.TIME=new goog.dom.TagName("TIME");goog.dom.TagName.TITLE=new goog.dom.TagName("TITLE");goog.dom.TagName.TR=new goog.dom.TagName("TR");goog.dom.TagName.TRACK=new goog.dom.TagName("TRACK");goog.dom.TagName.TT=new goog.dom.TagName("TT");
-goog.dom.TagName.U=new goog.dom.TagName("U");goog.dom.TagName.UL=new goog.dom.TagName("UL");goog.dom.TagName.VAR=new goog.dom.TagName("VAR");goog.dom.TagName.VIDEO=new goog.dom.TagName("VIDEO");goog.dom.TagName.WBR=new goog.dom.TagName("WBR");goog.functions={};goog.functions.constant=function(a){return function(){return a}};goog.functions.FALSE=goog.functions.constant(!1);goog.functions.TRUE=goog.functions.constant(!0);goog.functions.NULL=goog.functions.constant(null);goog.functions.identity=function(a,b){return a};goog.functions.error=function(a){return function(){throw Error(a);}};goog.functions.fail=function(a){return function(){throw a;}};
-goog.functions.lock=function(a,b){b=b||0;return function(){return a.apply(this,Array.prototype.slice.call(arguments,0,b))}};goog.functions.nth=function(a){return function(){return arguments[a]}};goog.functions.partialRight=function(a,b){var c=Array.prototype.slice.call(arguments,1);return function(){var b=Array.prototype.slice.call(arguments);b.push.apply(b,c);return a.apply(this,b)}};goog.functions.withReturnValue=function(a,b){return goog.functions.sequence(a,goog.functions.constant(b))};
-goog.functions.equalTo=function(a,b){return function(c){return b?a==c:a===c}};goog.functions.compose=function(a,b){var c=arguments,d=c.length;return function(){var a;d&&(a=c[d-1].apply(this,arguments));for(var b=d-2;0<=b;b--)a=c[b].call(this,a);return a}};goog.functions.sequence=function(a){var b=arguments,c=b.length;return function(){for(var a,e=0;e<c;e++)a=b[e].apply(this,arguments);return a}};
-goog.functions.and=function(a){var b=arguments,c=b.length;return function(){for(var a=0;a<c;a++)if(!b[a].apply(this,arguments))return!1;return!0}};goog.functions.or=function(a){var b=arguments,c=b.length;return function(){for(var a=0;a<c;a++)if(b[a].apply(this,arguments))return!0;return!1}};goog.functions.not=function(a){return function(){return!a.apply(this,arguments)}};
-goog.functions.create=function(a,b){var c=function(){};c.prototype=a.prototype;c=new c;a.apply(c,Array.prototype.slice.call(arguments,1));return c};goog.functions.CACHE_RETURN_VALUE=!0;goog.functions.cacheReturnValue=function(a){var b=!1,c;return function(){if(!goog.functions.CACHE_RETURN_VALUE)return a();b||(c=a(),b=!0);return c}};goog.functions.once=function(a){var b=a;return function(){if(b){var a=b;b=null;a()}}};
-goog.functions.debounce=function(a,b,c){var d=0;return function(e){goog.global.clearTimeout(d);var f=arguments;d=goog.global.setTimeout(function(){a.apply(c,f)},b)}};goog.functions.throttle=function(a,b,c){var d=0,e=!1,f=[],g=function(){d=0;e&&(e=!1,h())},h=function(){d=goog.global.setTimeout(g,b);a.apply(c,f)};return function(a){f=arguments;d?e=!0:h()}};goog.functions.rateLimit=function(a,b,c){var d=0,e=function(){d=0};return function(f){d||(d=goog.global.setTimeout(e,b),a.apply(c,arguments))}};goog.async.throwException=function(a){goog.global.setTimeout(function(){throw a;},0)};goog.async.nextTick=function(a,b,c){var d=a;b&&(d=goog.bind(a,b));d=goog.async.nextTick.wrapCallback_(d);goog.isFunction(goog.global.setImmediate)&&(c||goog.async.nextTick.useSetImmediate_())?goog.global.setImmediate(d):(goog.async.nextTick.setImmediate_||(goog.async.nextTick.setImmediate_=goog.async.nextTick.getSetImmediateEmulator_()),goog.async.nextTick.setImmediate_(d))};
-goog.async.nextTick.useSetImmediate_=function(){return goog.global.Window&&goog.global.Window.prototype&&!goog.labs.userAgent.browser.isEdge()&&goog.global.Window.prototype.setImmediate==goog.global.setImmediate?!1:!0};
-goog.async.nextTick.getSetImmediateEmulator_=function(){var a=goog.global.MessageChannel;"undefined"===typeof a&&"undefined"!==typeof window&&window.postMessage&&window.addEventListener&&!goog.labs.userAgent.engine.isPresto()&&(a=function(){var a=document.createElement("IFRAME");a.style.display="none";a.src="";document.documentElement.appendChild(a);var b=a.contentWindow;a=b.document;a.open();a.write("");a.close();var c="callImmediate"+Math.random(),d="file:"==b.location.protocol?"*":b.location.protocol+
-"//"+b.location.host;a=goog.bind(function(a){if(("*"==d||a.origin==d)&&a.data==c)this.port1.onmessage()},this);b.addEventListener("message",a,!1);this.port1={};this.port2={postMessage:function(){b.postMessage(c,d)}}});if("undefined"!==typeof a&&!goog.labs.userAgent.browser.isIE()){var b=new a,c={},d=c;b.port1.onmessage=function(){if(goog.isDef(c.next)){c=c.next;var a=c.cb;c.cb=null;a()}};return function(a){d.next={cb:a};d=d.next;b.port2.postMessage(0)}}return"undefined"!==typeof document&&"onreadystatechange"in
-document.createElement("SCRIPT")?function(a){var b=document.createElement("SCRIPT");b.onreadystatechange=function(){b.onreadystatechange=null;b.parentNode.removeChild(b);b=null;a();a=null};document.documentElement.appendChild(b)}:function(a){goog.global.setTimeout(a,0)}};goog.async.nextTick.wrapCallback_=goog.functions.identity;goog.debug.entryPointRegistry.register(function(a){goog.async.nextTick.wrapCallback_=a});goog.async.run=function(a,b){goog.async.run.schedule_||goog.async.run.initializeRunner_();goog.async.run.workQueueScheduled_||(goog.async.run.schedule_(),goog.async.run.workQueueScheduled_=!0);goog.async.run.workQueue_.add(a,b)};goog.async.run.initializeRunner_=function(){if(-1!=String(goog.global.Promise).indexOf("[native code]")){var a=goog.global.Promise.resolve(void 0);goog.async.run.schedule_=function(){a.then(goog.async.run.processWorkQueue)}}else goog.async.run.schedule_=function(){goog.async.nextTick(goog.async.run.processWorkQueue)}};
-goog.async.run.forceNextTick=function(a){goog.async.run.schedule_=function(){goog.async.nextTick(goog.async.run.processWorkQueue);a&&a(goog.async.run.processWorkQueue)}};goog.async.run.workQueueScheduled_=!1;goog.async.run.workQueue_=new goog.async.WorkQueue;goog.DEBUG&&(goog.async.run.resetQueue=function(){goog.async.run.workQueueScheduled_=!1;goog.async.run.workQueue_=new goog.async.WorkQueue});
-goog.async.run.processWorkQueue=function(){for(var a;a=goog.async.run.workQueue_.remove();){try{a.fn.call(a.scope)}catch(b){goog.async.throwException(b)}goog.async.run.workQueue_.returnUnused(a)}goog.async.run.workQueueScheduled_=!1};goog.promise={};goog.promise.Resolver=function(){};goog.Promise=function(a,b){this.state_=goog.Promise.State_.PENDING;this.result_=void 0;this.callbackEntriesTail_=this.callbackEntries_=this.parent_=null;this.executing_=!1;0<goog.Promise.UNHANDLED_REJECTION_DELAY?this.unhandledRejectionId_=0:0==goog.Promise.UNHANDLED_REJECTION_DELAY&&(this.hadUnhandledRejection_=!1);goog.Promise.LONG_STACK_TRACES&&(this.stack_=[],this.addStackTrace_(Error("created")),this.currentStep_=0);if(a!=goog.nullFunction)try{var c=this;a.call(b,function(a){c.resolve_(goog.Promise.State_.FULFILLED,
-a)},function(a){if(goog.DEBUG&&!(a instanceof goog.Promise.CancellationError))try{if(a instanceof Error)throw a;throw Error("Promise rejected.");}catch(e){}c.resolve_(goog.Promise.State_.REJECTED,a)})}catch(d){this.resolve_(goog.Promise.State_.REJECTED,d)}};goog.Promise.LONG_STACK_TRACES=!1;goog.Promise.UNHANDLED_REJECTION_DELAY=0;goog.Promise.State_={PENDING:0,BLOCKED:1,FULFILLED:2,REJECTED:3};
-goog.Promise.CallbackEntry_=function(){this.next=this.context=this.onRejected=this.onFulfilled=this.child=null;this.always=!1};goog.Promise.CallbackEntry_.prototype.reset=function(){this.context=this.onRejected=this.onFulfilled=this.child=null;this.always=!1};goog.Promise.DEFAULT_MAX_UNUSED=100;goog.Promise.freelist_=new goog.async.FreeList(function(){return new goog.Promise.CallbackEntry_},function(a){a.reset()},goog.Promise.DEFAULT_MAX_UNUSED);
-goog.Promise.getCallbackEntry_=function(a,b,c){var d=goog.Promise.freelist_.get();d.onFulfilled=a;d.onRejected=b;d.context=c;return d};goog.Promise.returnEntry_=function(a){goog.Promise.freelist_.put(a)};goog.Promise.resolve=function(a){if(a instanceof goog.Promise)return a;var b=new goog.Promise(goog.nullFunction);b.resolve_(goog.Promise.State_.FULFILLED,a);return b};goog.Promise.reject=function(a){return new goog.Promise(function(b,c){c(a)})};
-goog.Promise.resolveThen_=function(a,b,c){goog.Promise.maybeThen_(a,b,c,null)||goog.async.run(goog.partial(b,a))};goog.Promise.race=function(a){return new goog.Promise(function(b,c){a.length||b(void 0);for(var d=0,e;d<a.length;d++)e=a[d],goog.Promise.resolveThen_(e,b,c)})};
-goog.Promise.all=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d)for(var f=function(a,c){d--;e[a]=c;0==d&&b(e)},g=function(a){c(a)},h=0,k;h<a.length;h++)k=a[h],goog.Promise.resolveThen_(k,goog.partial(f,h),g);else b(e)})};
-goog.Promise.allSettled=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d)for(var f=function(a,c,f){d--;e[a]=c?{fulfilled:!0,value:f}:{fulfilled:!1,reason:f};0==d&&b(e)},g=0,h;g<a.length;g++)h=a[g],goog.Promise.resolveThen_(h,goog.partial(f,g,!0),goog.partial(f,g,!1));else b(e)})};
-goog.Promise.firstFulfilled=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d)for(var f=function(a){b(a)},g=function(a,b){d--;e[a]=b;0==d&&c(e)},h=0,k;h<a.length;h++)k=a[h],goog.Promise.resolveThen_(k,f,goog.partial(g,h));else b(void 0)})};goog.Promise.withResolver=function(){var a,b,c=new goog.Promise(function(c,e){a=c;b=e});return new goog.Promise.Resolver_(c,a,b)};
-goog.Promise.prototype.then=function(a,b,c){null!=a&&goog.asserts.assertFunction(a,"opt_onFulfilled should be a function.");null!=b&&goog.asserts.assertFunction(b,"opt_onRejected should be a function. Did you pass opt_context as the second argument instead of the third?");goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("then"));return this.addChildPromise_(goog.isFunction(a)?a:null,goog.isFunction(b)?b:null,c)};goog.Thenable.addImplementation(goog.Promise);
-goog.Promise.prototype.thenVoid=function(a,b,c){null!=a&&goog.asserts.assertFunction(a,"opt_onFulfilled should be a function.");null!=b&&goog.asserts.assertFunction(b,"opt_onRejected should be a function. Did you pass opt_context as the second argument instead of the third?");goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("then"));this.addCallbackEntry_(goog.Promise.getCallbackEntry_(a||goog.nullFunction,b||null,c))};
-goog.Promise.prototype.thenAlways=function(a,b){goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("thenAlways"));var c=goog.Promise.getCallbackEntry_(a,a,b);c.always=!0;this.addCallbackEntry_(c);return this};goog.Promise.prototype.thenCatch=function(a,b){goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("thenCatch"));return this.addChildPromise_(null,a,b)};
-goog.Promise.prototype.cancel=function(a){this.state_==goog.Promise.State_.PENDING&&goog.async.run(function(){var b=new goog.Promise.CancellationError(a);this.cancelInternal_(b)},this)};goog.Promise.prototype.cancelInternal_=function(a){this.state_==goog.Promise.State_.PENDING&&(this.parent_?(this.parent_.cancelChild_(this,a),this.parent_=null):this.resolve_(goog.Promise.State_.REJECTED,a))};
-goog.Promise.prototype.cancelChild_=function(a,b){if(this.callbackEntries_){for(var c=0,d=null,e=null,f=this.callbackEntries_;f&&(f.always||(c++,f.child==a&&(d=f),!(d&&1<c)));f=f.next)d||(e=f);d&&(this.state_==goog.Promise.State_.PENDING&&1==c?this.cancelInternal_(b):(e?this.removeEntryAfter_(e):this.popEntry_(),this.executeCallback_(d,goog.Promise.State_.REJECTED,b)))}};
-goog.Promise.prototype.addCallbackEntry_=function(a){this.hasEntry_()||this.state_!=goog.Promise.State_.FULFILLED&&this.state_!=goog.Promise.State_.REJECTED||this.scheduleCallbacks_();this.queueEntry_(a)};
-goog.Promise.prototype.addChildPromise_=function(a,b,c){var d=goog.Promise.getCallbackEntry_(null,null,null);d.child=new goog.Promise(function(e,f){d.onFulfilled=a?function(b){try{var d=a.call(c,b);e(d)}catch(k){f(k)}}:e;d.onRejected=b?function(a){try{var d=b.call(c,a);!goog.isDef(d)&&a instanceof goog.Promise.CancellationError?f(a):e(d)}catch(k){f(k)}}:f});d.child.parent_=this;this.addCallbackEntry_(d);return d.child};
-goog.Promise.prototype.unblockAndFulfill_=function(a){goog.asserts.assert(this.state_==goog.Promise.State_.BLOCKED);this.state_=goog.Promise.State_.PENDING;this.resolve_(goog.Promise.State_.FULFILLED,a)};goog.Promise.prototype.unblockAndReject_=function(a){goog.asserts.assert(this.state_==goog.Promise.State_.BLOCKED);this.state_=goog.Promise.State_.PENDING;this.resolve_(goog.Promise.State_.REJECTED,a)};
-goog.Promise.prototype.resolve_=function(a,b){this.state_==goog.Promise.State_.PENDING&&(this===b&&(a=goog.Promise.State_.REJECTED,b=new TypeError("Promise cannot resolve to itself")),this.state_=goog.Promise.State_.BLOCKED,goog.Promise.maybeThen_(b,this.unblockAndFulfill_,this.unblockAndReject_,this)||(this.result_=b,this.state_=a,this.parent_=null,this.scheduleCallbacks_(),a!=goog.Promise.State_.REJECTED||b instanceof goog.Promise.CancellationError||goog.Promise.addUnhandledRejection_(this,b)))};
-goog.Promise.maybeThen_=function(a,b,c,d){if(a instanceof goog.Promise)return a.thenVoid(b,c,d),!0;if(goog.Thenable.isImplementedBy(a))return a.then(b,c,d),!0;if(goog.isObject(a))try{var e=a.then;if(goog.isFunction(e))return goog.Promise.tryThen_(a,e,b,c,d),!0}catch(f){return c.call(d,f),!0}return!1};goog.Promise.tryThen_=function(a,b,c,d,e){var f=!1,g=function(a){f||(f=!0,c.call(e,a))},h=function(a){f||(f=!0,d.call(e,a))};try{b.call(a,g,h)}catch(k){h(k)}};
-goog.Promise.prototype.scheduleCallbacks_=function(){this.executing_||(this.executing_=!0,goog.async.run(this.executeCallbacks_,this))};goog.Promise.prototype.hasEntry_=function(){return!!this.callbackEntries_};goog.Promise.prototype.queueEntry_=function(a){goog.asserts.assert(null!=a.onFulfilled);this.callbackEntriesTail_?this.callbackEntriesTail_.next=a:this.callbackEntries_=a;this.callbackEntriesTail_=a};
-goog.Promise.prototype.popEntry_=function(){var a=null;this.callbackEntries_&&(a=this.callbackEntries_,this.callbackEntries_=a.next,a.next=null);this.callbackEntries_||(this.callbackEntriesTail_=null);null!=a&&goog.asserts.assert(null!=a.onFulfilled);return a};goog.Promise.prototype.removeEntryAfter_=function(a){goog.asserts.assert(this.callbackEntries_);goog.asserts.assert(null!=a);a.next==this.callbackEntriesTail_&&(this.callbackEntriesTail_=a);a.next=a.next.next};
-goog.Promise.prototype.executeCallbacks_=function(){for(var a;a=this.popEntry_();)goog.Promise.LONG_STACK_TRACES&&this.currentStep_++,this.executeCallback_(a,this.state_,this.result_);this.executing_=!1};
-goog.Promise.prototype.executeCallback_=function(a,b,c){b==goog.Promise.State_.REJECTED&&a.onRejected&&!a.always&&this.removeUnhandledRejection_();if(a.child)a.child.parent_=null,goog.Promise.invokeCallback_(a,b,c);else try{a.always?a.onFulfilled.call(a.context):goog.Promise.invokeCallback_(a,b,c)}catch(d){goog.Promise.handleRejection_.call(null,d)}goog.Promise.returnEntry_(a)};
-goog.Promise.invokeCallback_=function(a,b,c){b==goog.Promise.State_.FULFILLED?a.onFulfilled.call(a.context,c):a.onRejected&&a.onRejected.call(a.context,c)};goog.Promise.prototype.addStackTrace_=function(a){if(goog.Promise.LONG_STACK_TRACES&&goog.isString(a.stack)){var b=a.stack.split("\n",4)[3];a=a.message;a+=Array(11-a.length).join(" ");this.stack_.push(a+b)}};
-goog.Promise.prototype.appendLongStack_=function(a){if(goog.Promise.LONG_STACK_TRACES&&a&&goog.isString(a.stack)&&this.stack_.length){for(var b=["Promise trace:"],c=this;c;c=c.parent_){for(var d=this.currentStep_;0<=d;d--)b.push(c.stack_[d]);b.push("Value: ["+(c.state_==goog.Promise.State_.REJECTED?"REJECTED":"FULFILLED")+"] <"+String(c.result_)+">")}a.stack+="\n\n"+b.join("\n")}};
-goog.Promise.prototype.removeUnhandledRejection_=function(){if(0<goog.Promise.UNHANDLED_REJECTION_DELAY)for(var a=this;a&&a.unhandledRejectionId_;a=a.parent_)goog.global.clearTimeout(a.unhandledRejectionId_),a.unhandledRejectionId_=0;else if(0==goog.Promise.UNHANDLED_REJECTION_DELAY)for(a=this;a&&a.hadUnhandledRejection_;a=a.parent_)a.hadUnhandledRejection_=!1};
-goog.Promise.addUnhandledRejection_=function(a,b){0<goog.Promise.UNHANDLED_REJECTION_DELAY?a.unhandledRejectionId_=goog.global.setTimeout(function(){a.appendLongStack_(b);goog.Promise.handleRejection_.call(null,b)},goog.Promise.UNHANDLED_REJECTION_DELAY):0==goog.Promise.UNHANDLED_REJECTION_DELAY&&(a.hadUnhandledRejection_=!0,goog.async.run(function(){a.hadUnhandledRejection_&&(a.appendLongStack_(b),goog.Promise.handleRejection_.call(null,b))}))};goog.Promise.handleRejection_=goog.async.throwException;
-goog.Promise.setUnhandledRejectionHandler=function(a){goog.Promise.handleRejection_=a};goog.Promise.CancellationError=function(a){goog.debug.Error.call(this,a)};goog.inherits(goog.Promise.CancellationError,goog.debug.Error);goog.Promise.CancellationError.prototype.name="cancel";goog.Promise.Resolver_=function(a,b,c){this.promise=a;this.resolve=b;this.reject=c};goog.disposable={};goog.disposable.IDisposable=function(){};goog.disposable.IDisposable.prototype.dispose=goog.abstractMethod;goog.disposable.IDisposable.prototype.isDisposed=goog.abstractMethod;goog.Disposable=function(){goog.Disposable.MONITORING_MODE!=goog.Disposable.MonitoringMode.OFF&&(goog.Disposable.INCLUDE_STACK_ON_CREATION&&(this.creationStack=Error().stack),goog.Disposable.instances_[goog.getUid(this)]=this);this.disposed_=this.disposed_;this.onDisposeCallbacks_=this.onDisposeCallbacks_};goog.Disposable.MonitoringMode={OFF:0,PERMANENT:1,INTERACTIVE:2};goog.Disposable.MONITORING_MODE=0;goog.Disposable.INCLUDE_STACK_ON_CREATION=!0;goog.Disposable.instances_={};
-goog.Disposable.getUndisposedObjects=function(){var a=[],b;for(b in goog.Disposable.instances_)goog.Disposable.instances_.hasOwnProperty(b)&&a.push(goog.Disposable.instances_[Number(b)]);return a};goog.Disposable.clearUndisposedObjects=function(){goog.Disposable.instances_={}};goog.Disposable.prototype.disposed_=!1;goog.Disposable.prototype.isDisposed=function(){return this.disposed_};goog.Disposable.prototype.getDisposed=goog.Disposable.prototype.isDisposed;
-goog.Disposable.prototype.dispose=function(){if(!this.disposed_&&(this.disposed_=!0,this.disposeInternal(),goog.Disposable.MONITORING_MODE!=goog.Disposable.MonitoringMode.OFF)){var a=goog.getUid(this);if(goog.Disposable.MONITORING_MODE==goog.Disposable.MonitoringMode.PERMANENT&&!goog.Disposable.instances_.hasOwnProperty(a))throw Error(this+" did not call the goog.Disposable base constructor or was disposed of after a clearUndisposedObjects call");delete goog.Disposable.instances_[a]}};
-goog.Disposable.prototype.registerDisposable=function(a){this.addOnDisposeCallback(goog.partial(goog.dispose,a))};goog.Disposable.prototype.addOnDisposeCallback=function(a,b){this.disposed_?goog.isDef(b)?a.call(b):a():(this.onDisposeCallbacks_||(this.onDisposeCallbacks_=[]),this.onDisposeCallbacks_.push(goog.isDef(b)?goog.bind(a,b):a))};goog.Disposable.prototype.disposeInternal=function(){if(this.onDisposeCallbacks_)for(;this.onDisposeCallbacks_.length;)this.onDisposeCallbacks_.shift()()};
-goog.Disposable.isDisposed=function(a){return a&&"function"==typeof a.isDisposed?a.isDisposed():!1};goog.dispose=function(a){a&&"function"==typeof a.dispose&&a.dispose()};goog.disposeAll=function(a){for(var b=0,c=arguments.length;b<c;++b){var d=arguments[b];goog.isArrayLike(d)?goog.disposeAll.apply(null,d):goog.dispose(d)}};goog.debug.errorcontext={};goog.debug.errorcontext.addErrorContext=function(a,b,c){a[goog.debug.errorcontext.CONTEXT_KEY_]||(a[goog.debug.errorcontext.CONTEXT_KEY_]={});a[goog.debug.errorcontext.CONTEXT_KEY_][b]=c};goog.debug.errorcontext.getErrorContext=function(a){return a[goog.debug.errorcontext.CONTEXT_KEY_]||{}};goog.debug.errorcontext.CONTEXT_KEY_="__closure__error__context__984382";goog.debug.LOGGING_ENABLED=goog.DEBUG;goog.debug.FORCE_SLOPPY_STACKS=!1;goog.debug.catchErrors=function(a,b,c){c=c||goog.global;var d=c.onerror,e=!!b;goog.userAgent.WEBKIT&&!goog.userAgent.isVersionOrHigher("535.3")&&(e=!e);c.onerror=function(b,c,h,k,n){d&&d(b,c,h,k,n);a({message:b,fileName:c,line:h,lineNumber:h,col:k,error:n});return e}};
-goog.debug.expose=function(a,b){if("undefined"==typeof a)return"undefined";if(null==a)return"NULL";var c=[],d;for(d in a)if(b||!goog.isFunction(a[d])){var e=d+" = ";try{e+=a[d]}catch(f){e+="*** "+f+" ***"}c.push(e)}return c.join("\n")};
-goog.debug.deepExpose=function(a,b){var c=[],d=[],e={},f=function(a,g){var h=g+"  ";try{if(goog.isDef(a))if(goog.isNull(a))c.push("NULL");else if(goog.isString(a))c.push('"'+a.replace(/\n/g,"\n"+g)+'"');else if(goog.isFunction(a))c.push(String(a).replace(/\n/g,"\n"+g));else if(goog.isObject(a)){goog.hasUid(a)||d.push(a);var k=goog.getUid(a);if(e[k])c.push("*** reference loop detected (id="+k+") ***");else{e[k]=!0;c.push("{");for(var l in a)if(b||!goog.isFunction(a[l]))c.push("\n"),c.push(h),c.push(l+
-" = "),f(a[l],h);c.push("\n"+g+"}");delete e[k]}}else c.push(a);else c.push("undefined")}catch(m){c.push("*** "+m+" ***")}};f(a,"");for(var g=0;g<d.length;g++)goog.removeUid(d[g]);return c.join("")};goog.debug.exposeArray=function(a){for(var b=[],c=0;c<a.length;c++)goog.isArray(a[c])?b.push(goog.debug.exposeArray(a[c])):b.push(a[c]);return"[ "+b.join(", ")+" ]"};
-goog.debug.normalizeErrorObject=function(a){var b=goog.getObjectByName("window.location.href");if(goog.isString(a))return{message:a,name:"Unknown error",lineNumber:"Not available",fileName:b,stack:"Not available"};var c=!1;try{var d=a.lineNumber||a.line||"Not available"}catch(f){d="Not available",c=!0}try{var e=a.fileName||a.filename||a.sourceURL||goog.global.$googDebugFname||b}catch(f){e="Not available",c=!0}return!c&&a.lineNumber&&a.fileName&&a.stack&&a.message&&a.name?a:{message:a.message||"Not available",
-name:a.name||"UnknownError",lineNumber:d,fileName:e,stack:a.stack||"Not available"}};goog.debug.enhanceError=function(a,b){if(a instanceof Error)var c=a;else c=Error(a),Error.captureStackTrace&&Error.captureStackTrace(c,goog.debug.enhanceError);c.stack||(c.stack=goog.debug.getStacktrace(goog.debug.enhanceError));if(b){for(var d=0;c["message"+d];)++d;c["message"+d]=String(b)}return c};
-goog.debug.enhanceErrorWithContext=function(a,b){var c=goog.debug.enhanceError(a);if(b)for(var d in b)goog.debug.errorcontext.addErrorContext(c,d,b[d]);return c};
-goog.debug.getStacktraceSimple=function(a){if(!goog.debug.FORCE_SLOPPY_STACKS){var b=goog.debug.getNativeStackTrace_(goog.debug.getStacktraceSimple);if(b)return b}b=[];for(var c=arguments.callee.caller,d=0;c&&(!a||d<a);){b.push(goog.debug.getFunctionName(c));b.push("()\n");try{c=c.caller}catch(e){b.push("[exception trying to get caller]\n");break}d++;if(d>=goog.debug.MAX_STACK_DEPTH){b.push("[...long stack...]");break}}a&&d>=a?b.push("[...reached max depth limit...]"):b.push("[end]");return b.join("")};
-goog.debug.MAX_STACK_DEPTH=50;goog.debug.getNativeStackTrace_=function(a){var b=Error();if(Error.captureStackTrace)return Error.captureStackTrace(b,a),String(b.stack);try{throw b;}catch(c){b=c}return(a=b.stack)?String(a):null};goog.debug.getStacktrace=function(a){var b;goog.debug.FORCE_SLOPPY_STACKS||(b=goog.debug.getNativeStackTrace_(a||goog.debug.getStacktrace));b||(b=goog.debug.getStacktraceHelper_(a||arguments.callee.caller,[]));return b};
-goog.debug.getStacktraceHelper_=function(a,b){var c=[];if(goog.array.contains(b,a))c.push("[...circular reference...]");else if(a&&b.length<goog.debug.MAX_STACK_DEPTH){c.push(goog.debug.getFunctionName(a)+"(");for(var d=a.arguments,e=0;d&&e<d.length;e++){0<e&&c.push(", ");var f=d[e];switch(typeof f){case "object":f=f?"object":"null";break;case "string":break;case "number":f=String(f);break;case "boolean":f=f?"true":"false";break;case "function":f=(f=goog.debug.getFunctionName(f))?f:"[fn]";break;default:f=
-typeof f}40<f.length&&(f=f.substr(0,40)+"...");c.push(f)}b.push(a);c.push(")\n");try{c.push(goog.debug.getStacktraceHelper_(a.caller,b))}catch(g){c.push("[exception trying to get caller]\n")}}else a?c.push("[...long stack...]"):c.push("[end]");return c.join("")};goog.debug.setFunctionResolver=function(a){goog.debug.fnNameResolver_=a};
-goog.debug.getFunctionName=function(a){if(goog.debug.fnNameCache_[a])return goog.debug.fnNameCache_[a];if(goog.debug.fnNameResolver_){var b=goog.debug.fnNameResolver_(a);if(b)return goog.debug.fnNameCache_[a]=b}a=String(a);goog.debug.fnNameCache_[a]||(b=/function ([^\(]+)/.exec(a),goog.debug.fnNameCache_[a]=b?b[1]:"[Anonymous]");return goog.debug.fnNameCache_[a]};
-goog.debug.makeWhitespaceVisible=function(a){return a.replace(/ /g,"[_]").replace(/\f/g,"[f]").replace(/\n/g,"[n]\n").replace(/\r/g,"[r]").replace(/\t/g,"[t]")};goog.debug.runtimeType=function(a){return a instanceof Function?a.displayName||a.name||"unknown type name":a instanceof Object?a.constructor.displayName||a.constructor.name||Object.prototype.toString.call(a):null===a?"null":typeof a};goog.debug.fnNameCache_={};goog.debug.freezeInternal_=goog.DEBUG&&Object.freeze||function(a){return a};
-goog.debug.freeze=function(a){return goog.debug.freezeInternal_(a)};goog.events={};$jscomp.scope.purify=function(a){return a()};
-goog.events.BrowserFeature={HAS_W3C_BUTTON:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),HAS_W3C_EVENT_SUPPORT:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),SET_KEY_CODE_TO_PREVENT_DEFAULT:goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),HAS_NAVIGATOR_ONLINE_PROPERTY:!goog.userAgent.WEBKIT||goog.userAgent.isVersionOrHigher("528"),HAS_HTML5_NETWORK_EVENT_SUPPORT:goog.userAgent.GECKO&&goog.userAgent.isVersionOrHigher("1.9b")||goog.userAgent.IE&&goog.userAgent.isVersionOrHigher("8")||
-goog.userAgent.OPERA&&goog.userAgent.isVersionOrHigher("9.5")||goog.userAgent.WEBKIT&&goog.userAgent.isVersionOrHigher("528"),HTML5_NETWORK_EVENTS_FIRE_ON_BODY:goog.userAgent.GECKO&&!goog.userAgent.isVersionOrHigher("8")||goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),TOUCH_ENABLED:"ontouchstart"in goog.global||!!(goog.global.document&&document.documentElement&&"ontouchstart"in document.documentElement)||!(!goog.global.navigator||!goog.global.navigator.maxTouchPoints&&!goog.global.navigator.msMaxTouchPoints),
-POINTER_EVENTS:"PointerEvent"in goog.global,MSPOINTER_EVENTS:"MSPointerEvent"in goog.global&&!(!goog.global.navigator||!goog.global.navigator.msPointerEnabled),PASSIVE_EVENTS:(0,$jscomp.scope.purify)(function(){if(!goog.global.addEventListener||!Object.defineProperty)return!1;var a=!1,b=Object.defineProperty({},"passive",{get:function(){a=!0}});goog.global.addEventListener("test",goog.nullFunction,b);goog.global.removeEventListener("test",goog.nullFunction,b);return a})};goog.events.EventId=function(a){this.id=a};goog.events.EventId.prototype.toString=function(){return this.id};goog.events.Event=function(a,b){this.type=a instanceof goog.events.EventId?String(a):a;this.currentTarget=this.target=b;this.defaultPrevented=this.propagationStopped_=!1;this.returnValue_=!0};goog.events.Event.prototype.stopPropagation=function(){this.propagationStopped_=!0};goog.events.Event.prototype.preventDefault=function(){this.defaultPrevented=!0;this.returnValue_=!1};goog.events.Event.stopPropagation=function(a){a.stopPropagation()};goog.events.Event.preventDefault=function(a){a.preventDefault()};goog.events.getVendorPrefixedName_=function(a){return goog.userAgent.WEBKIT?"webkit"+a:goog.userAgent.OPERA?"o"+a.toLowerCase():a.toLowerCase()};
-goog.events.EventType={CLICK:"click",RIGHTCLICK:"rightclick",DBLCLICK:"dblclick",MOUSEDOWN:"mousedown",MOUSEUP:"mouseup",MOUSEOVER:"mouseover",MOUSEOUT:"mouseout",MOUSEMOVE:"mousemove",MOUSEENTER:"mouseenter",MOUSELEAVE:"mouseleave",SELECTIONCHANGE:"selectionchange",SELECTSTART:"selectstart",WHEEL:"wheel",KEYPRESS:"keypress",KEYDOWN:"keydown",KEYUP:"keyup",BLUR:"blur",FOCUS:"focus",DEACTIVATE:"deactivate",FOCUSIN:"focusin",FOCUSOUT:"focusout",CHANGE:"change",RESET:"reset",SELECT:"select",SUBMIT:"submit",
-INPUT:"input",PROPERTYCHANGE:"propertychange",DRAGSTART:"dragstart",DRAG:"drag",DRAGENTER:"dragenter",DRAGOVER:"dragover",DRAGLEAVE:"dragleave",DROP:"drop",DRAGEND:"dragend",TOUCHSTART:"touchstart",TOUCHMOVE:"touchmove",TOUCHEND:"touchend",TOUCHCANCEL:"touchcancel",BEFOREUNLOAD:"beforeunload",CONSOLEMESSAGE:"consolemessage",CONTEXTMENU:"contextmenu",DEVICEMOTION:"devicemotion",DEVICEORIENTATION:"deviceorientation",DOMCONTENTLOADED:"DOMContentLoaded",ERROR:"error",HELP:"help",LOAD:"load",LOSECAPTURE:"losecapture",
-ORIENTATIONCHANGE:"orientationchange",READYSTATECHANGE:"readystatechange",RESIZE:"resize",SCROLL:"scroll",UNLOAD:"unload",CANPLAY:"canplay",CANPLAYTHROUGH:"canplaythrough",DURATIONCHANGE:"durationchange",EMPTIED:"emptied",ENDED:"ended",LOADEDDATA:"loadeddata",LOADEDMETADATA:"loadedmetadata",PAUSE:"pause",PLAY:"play",PLAYING:"playing",RATECHANGE:"ratechange",SEEKED:"seeked",SEEKING:"seeking",STALLED:"stalled",SUSPEND:"suspend",TIMEUPDATE:"timeupdate",VOLUMECHANGE:"volumechange",WAITING:"waiting",SOURCEOPEN:"sourceopen",
-SOURCEENDED:"sourceended",SOURCECLOSED:"sourceclosed",ABORT:"abort",UPDATE:"update",UPDATESTART:"updatestart",UPDATEEND:"updateend",HASHCHANGE:"hashchange",PAGEHIDE:"pagehide",PAGESHOW:"pageshow",POPSTATE:"popstate",COPY:"copy",PASTE:"paste",CUT:"cut",BEFORECOPY:"beforecopy",BEFORECUT:"beforecut",BEFOREPASTE:"beforepaste",ONLINE:"online",OFFLINE:"offline",MESSAGE:"message",CONNECT:"connect",INSTALL:"install",ACTIVATE:"activate",FETCH:"fetch",FOREIGNFETCH:"foreignfetch",MESSAGEERROR:"messageerror",
-STATECHANGE:"statechange",UPDATEFOUND:"updatefound",CONTROLLERCHANGE:"controllerchange",ANIMATIONSTART:goog.events.getVendorPrefixedName_("AnimationStart"),ANIMATIONEND:goog.events.getVendorPrefixedName_("AnimationEnd"),ANIMATIONITERATION:goog.events.getVendorPrefixedName_("AnimationIteration"),TRANSITIONEND:goog.events.getVendorPrefixedName_("TransitionEnd"),POINTERDOWN:"pointerdown",POINTERUP:"pointerup",POINTERCANCEL:"pointercancel",POINTERMOVE:"pointermove",POINTEROVER:"pointerover",POINTEROUT:"pointerout",
-POINTERENTER:"pointerenter",POINTERLEAVE:"pointerleave",GOTPOINTERCAPTURE:"gotpointercapture",LOSTPOINTERCAPTURE:"lostpointercapture",MSGESTURECHANGE:"MSGestureChange",MSGESTUREEND:"MSGestureEnd",MSGESTUREHOLD:"MSGestureHold",MSGESTURESTART:"MSGestureStart",MSGESTURETAP:"MSGestureTap",MSGOTPOINTERCAPTURE:"MSGotPointerCapture",MSINERTIASTART:"MSInertiaStart",MSLOSTPOINTERCAPTURE:"MSLostPointerCapture",MSPOINTERCANCEL:"MSPointerCancel",MSPOINTERDOWN:"MSPointerDown",MSPOINTERENTER:"MSPointerEnter",MSPOINTERHOVER:"MSPointerHover",
-MSPOINTERLEAVE:"MSPointerLeave",MSPOINTERMOVE:"MSPointerMove",MSPOINTEROUT:"MSPointerOut",MSPOINTEROVER:"MSPointerOver",MSPOINTERUP:"MSPointerUp",TEXT:"text",TEXTINPUT:goog.userAgent.IE?"textinput":"textInput",COMPOSITIONSTART:"compositionstart",COMPOSITIONUPDATE:"compositionupdate",COMPOSITIONEND:"compositionend",BEFOREINPUT:"beforeinput",EXIT:"exit",LOADABORT:"loadabort",LOADCOMMIT:"loadcommit",LOADREDIRECT:"loadredirect",LOADSTART:"loadstart",LOADSTOP:"loadstop",RESPONSIVE:"responsive",SIZECHANGED:"sizechanged",
-UNRESPONSIVE:"unresponsive",VISIBILITYCHANGE:"visibilitychange",STORAGE:"storage",DOMSUBTREEMODIFIED:"DOMSubtreeModified",DOMNODEINSERTED:"DOMNodeInserted",DOMNODEREMOVED:"DOMNodeRemoved",DOMNODEREMOVEDFROMDOCUMENT:"DOMNodeRemovedFromDocument",DOMNODEINSERTEDINTODOCUMENT:"DOMNodeInsertedIntoDocument",DOMATTRMODIFIED:"DOMAttrModified",DOMCHARACTERDATAMODIFIED:"DOMCharacterDataModified",BEFOREPRINT:"beforeprint",AFTERPRINT:"afterprint",BEFOREINSTALLPROMPT:"beforeinstallprompt",APPINSTALLED:"appinstalled"};
-goog.events.getPointerFallbackEventName_=function(a,b,c){return goog.events.BrowserFeature.POINTER_EVENTS?a:goog.events.BrowserFeature.MSPOINTER_EVENTS?b:c};
-goog.events.PointerFallbackEventType={POINTERDOWN:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERDOWN,goog.events.EventType.MSPOINTERDOWN,goog.events.EventType.MOUSEDOWN),POINTERUP:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERUP,goog.events.EventType.MSPOINTERUP,goog.events.EventType.MOUSEUP),POINTERCANCEL:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERCANCEL,goog.events.EventType.MSPOINTERCANCEL,"mousecancel"),POINTERMOVE:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERMOVE,
-goog.events.EventType.MSPOINTERMOVE,goog.events.EventType.MOUSEMOVE),POINTEROVER:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTEROVER,goog.events.EventType.MSPOINTEROVER,goog.events.EventType.MOUSEOVER),POINTEROUT:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTEROUT,goog.events.EventType.MSPOINTEROUT,goog.events.EventType.MOUSEOUT),POINTERENTER:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERENTER,goog.events.EventType.MSPOINTERENTER,
-goog.events.EventType.MOUSEENTER),POINTERLEAVE:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERLEAVE,goog.events.EventType.MSPOINTERLEAVE,goog.events.EventType.MOUSELEAVE)};goog.events.BrowserEvent=function(a,b){goog.events.Event.call(this,a?a.type:"");this.relatedTarget=this.currentTarget=this.target=null;this.button=this.screenY=this.screenX=this.clientY=this.clientX=this.offsetY=this.offsetX=0;this.key="";this.charCode=this.keyCode=0;this.metaKey=this.shiftKey=this.altKey=this.ctrlKey=!1;this.state=null;this.platformModifierKey=!1;this.pointerId=0;this.pointerType="";this.event_=null;a&&this.init(a,b)};goog.inherits(goog.events.BrowserEvent,goog.events.Event);
-goog.events.BrowserEvent.MouseButton={LEFT:0,MIDDLE:1,RIGHT:2};goog.events.BrowserEvent.PointerType={MOUSE:"mouse",PEN:"pen",TOUCH:"touch"};goog.events.BrowserEvent.IEButtonMap=goog.debug.freeze([1,4,2]);goog.events.BrowserEvent.IE_BUTTON_MAP=goog.events.BrowserEvent.IEButtonMap;goog.events.BrowserEvent.IE_POINTER_TYPE_MAP=goog.debug.freeze({2:goog.events.BrowserEvent.PointerType.TOUCH,3:goog.events.BrowserEvent.PointerType.PEN,4:goog.events.BrowserEvent.PointerType.MOUSE});
-goog.events.BrowserEvent.prototype.init=function(a,b){var c=this.type=a.type,d=a.changedTouches?a.changedTouches[0]:null;this.target=a.target||a.srcElement;this.currentTarget=b;var e=a.relatedTarget;e?goog.userAgent.GECKO&&(goog.reflect.canAccessProperty(e,"nodeName")||(e=null)):c==goog.events.EventType.MOUSEOVER?e=a.fromElement:c==goog.events.EventType.MOUSEOUT&&(e=a.toElement);this.relatedTarget=e;goog.isNull(d)?(this.offsetX=goog.userAgent.WEBKIT||void 0!==a.offsetX?a.offsetX:a.layerX,this.offsetY=
-goog.userAgent.WEBKIT||void 0!==a.offsetY?a.offsetY:a.layerY,this.clientX=void 0!==a.clientX?a.clientX:a.pageX,this.clientY=void 0!==a.clientY?a.clientY:a.pageY,this.screenX=a.screenX||0,this.screenY=a.screenY||0):(this.clientX=void 0!==d.clientX?d.clientX:d.pageX,this.clientY=void 0!==d.clientY?d.clientY:d.pageY,this.screenX=d.screenX||0,this.screenY=d.screenY||0);this.button=a.button;this.keyCode=a.keyCode||0;this.key=a.key||"";this.charCode=a.charCode||("keypress"==c?a.keyCode:0);this.ctrlKey=
-a.ctrlKey;this.altKey=a.altKey;this.shiftKey=a.shiftKey;this.metaKey=a.metaKey;this.platformModifierKey=goog.userAgent.MAC?a.metaKey:a.ctrlKey;this.pointerId=a.pointerId||0;this.pointerType=goog.events.BrowserEvent.getPointerType_(a);this.state=a.state;this.event_=a;a.defaultPrevented&&this.preventDefault()};
-goog.events.BrowserEvent.prototype.isButton=function(a){return goog.events.BrowserFeature.HAS_W3C_BUTTON?this.event_.button==a:"click"==this.type?a==goog.events.BrowserEvent.MouseButton.LEFT:!!(this.event_.button&goog.events.BrowserEvent.IE_BUTTON_MAP[a])};goog.events.BrowserEvent.prototype.isMouseActionButton=function(){return this.isButton(goog.events.BrowserEvent.MouseButton.LEFT)&&!(goog.userAgent.WEBKIT&&goog.userAgent.MAC&&this.ctrlKey)};
-goog.events.BrowserEvent.prototype.stopPropagation=function(){goog.events.BrowserEvent.superClass_.stopPropagation.call(this);this.event_.stopPropagation?this.event_.stopPropagation():this.event_.cancelBubble=!0};
-goog.events.BrowserEvent.prototype.preventDefault=function(){goog.events.BrowserEvent.superClass_.preventDefault.call(this);var a=this.event_;if(a.preventDefault)a.preventDefault();else if(a.returnValue=!1,goog.events.BrowserFeature.SET_KEY_CODE_TO_PREVENT_DEFAULT)try{if(a.ctrlKey||112<=a.keyCode&&123>=a.keyCode)a.keyCode=-1}catch(b){}};goog.events.BrowserEvent.prototype.getBrowserEvent=function(){return this.event_};
-goog.events.BrowserEvent.getPointerType_=function(a){return goog.isString(a.pointerType)?a.pointerType:goog.events.BrowserEvent.IE_POINTER_TYPE_MAP[a.pointerType]||""};goog.events.Listenable=function(){};goog.events.Listenable.IMPLEMENTED_BY_PROP="closure_listenable_"+(1E6*Math.random()|0);goog.events.Listenable.addImplementation=function(a){a.prototype[goog.events.Listenable.IMPLEMENTED_BY_PROP]=!0};goog.events.Listenable.isImplementedBy=function(a){return!(!a||!a[goog.events.Listenable.IMPLEMENTED_BY_PROP])};goog.events.ListenableKey=function(){};goog.events.ListenableKey.counter_=0;goog.events.ListenableKey.reserveKey=function(){return++goog.events.ListenableKey.counter_};goog.events.Listener=function(a,b,c,d,e,f){goog.events.Listener.ENABLE_MONITORING&&(this.creationStack=Error().stack);this.listener=a;this.proxy=b;this.src=c;this.type=d;this.capture=!!e;this.handler=f;this.key=goog.events.ListenableKey.reserveKey();this.removed=this.callOnce=!1};goog.events.Listener.ENABLE_MONITORING=!1;goog.events.Listener.prototype.markAsRemoved=function(){this.removed=!0;this.handler=this.src=this.proxy=this.listener=null};goog.events.ListenerMap=function(a){this.src=a;this.listeners={};this.typeCount_=0};goog.events.ListenerMap.prototype.getTypeCount=function(){return this.typeCount_};goog.events.ListenerMap.prototype.getListenerCount=function(){var a=0,b;for(b in this.listeners)a+=this.listeners[b].length;return a};
-goog.events.ListenerMap.prototype.add=function(a,b,c,d,e){var f=a.toString();a=this.listeners[f];a||(a=this.listeners[f]=[],this.typeCount_++);var g=goog.events.ListenerMap.findListenerIndex_(a,b,d,e);-1<g?(b=a[g],c||(b.callOnce=!1)):(b=new goog.events.Listener(b,null,this.src,f,!!d,e),b.callOnce=c,a.push(b));return b};
-goog.events.ListenerMap.prototype.remove=function(a,b,c,d){a=a.toString();if(!(a in this.listeners))return!1;var e=this.listeners[a];b=goog.events.ListenerMap.findListenerIndex_(e,b,c,d);return-1<b?(e[b].markAsRemoved(),goog.array.removeAt(e,b),0==e.length&&(delete this.listeners[a],this.typeCount_--),!0):!1};
-goog.events.ListenerMap.prototype.removeByKey=function(a){var b=a.type;if(!(b in this.listeners))return!1;var c=goog.array.remove(this.listeners[b],a);c&&(a.markAsRemoved(),0==this.listeners[b].length&&(delete this.listeners[b],this.typeCount_--));return c};goog.events.ListenerMap.prototype.removeAll=function(a){a=a&&a.toString();var b=0,c;for(c in this.listeners)if(!a||c==a){for(var d=this.listeners[c],e=0;e<d.length;e++)++b,d[e].markAsRemoved();delete this.listeners[c];this.typeCount_--}return b};
-goog.events.ListenerMap.prototype.getListeners=function(a,b){var c=this.listeners[a.toString()],d=[];if(c)for(var e=0;e<c.length;++e){var f=c[e];f.capture==b&&d.push(f)}return d};goog.events.ListenerMap.prototype.getListener=function(a,b,c,d){a=this.listeners[a.toString()];var e=-1;a&&(e=goog.events.ListenerMap.findListenerIndex_(a,b,c,d));return-1<e?a[e]:null};
-goog.events.ListenerMap.prototype.hasListener=function(a,b){var c=goog.isDef(a),d=c?a.toString():"",e=goog.isDef(b);return goog.object.some(this.listeners,function(a,g){for(var f=0;f<a.length;++f)if(!(c&&a[f].type!=d||e&&a[f].capture!=b))return!0;return!1})};goog.events.ListenerMap.findListenerIndex_=function(a,b,c,d){for(var e=0;e<a.length;++e){var f=a[e];if(!f.removed&&f.listener==b&&f.capture==!!c&&f.handler==d)return e}return-1};goog.events.LISTENER_MAP_PROP_="closure_lm_"+(1E6*Math.random()|0);goog.events.onString_="on";goog.events.onStringMap_={};goog.events.CaptureSimulationMode={OFF_AND_FAIL:0,OFF_AND_SILENT:1,ON:2};goog.events.CAPTURE_SIMULATION_MODE=2;goog.events.listenerCountEstimate_=0;
-goog.events.listen=function(a,b,c,d,e){if(d&&d.once)return goog.events.listenOnce(a,b,c,d,e);if(goog.isArray(b)){for(var f=0;f<b.length;f++)goog.events.listen(a,b[f],c,d,e);return null}c=goog.events.wrapListener(c);return goog.events.Listenable.isImplementedBy(a)?(d=goog.isObject(d)?!!d.capture:!!d,a.listen(b,c,d,e)):goog.events.listen_(a,b,c,!1,d,e)};
-goog.events.listen_=function(a,b,c,d,e,f){if(!b)throw Error("Invalid event type");var g=goog.isObject(e)?!!e.capture:!!e;if(g&&!goog.events.BrowserFeature.HAS_W3C_EVENT_SUPPORT){if(goog.events.CAPTURE_SIMULATION_MODE==goog.events.CaptureSimulationMode.OFF_AND_FAIL)return goog.asserts.fail("Can not register capture listener in IE8-."),null;if(goog.events.CAPTURE_SIMULATION_MODE==goog.events.CaptureSimulationMode.OFF_AND_SILENT)return null}var h=goog.events.getListenerMap_(a);h||(a[goog.events.LISTENER_MAP_PROP_]=
-h=new goog.events.ListenerMap(a));c=h.add(b,c,d,g,f);if(c.proxy)return c;d=goog.events.getProxy();c.proxy=d;d.src=a;d.listener=c;if(a.addEventListener)goog.events.BrowserFeature.PASSIVE_EVENTS||(e=g),void 0===e&&(e=!1),a.addEventListener(b.toString(),d,e);else if(a.attachEvent)a.attachEvent(goog.events.getOnString_(b.toString()),d);else if(a.addListener&&a.removeListener)goog.asserts.assert("change"===b,"MediaQueryList only has a change event"),a.addListener(d);else throw Error("addEventListener and attachEvent are unavailable.");
-goog.events.listenerCountEstimate_++;return c};goog.events.getProxy=function(){var a=goog.events.handleBrowserEvent_,b=goog.events.BrowserFeature.HAS_W3C_EVENT_SUPPORT?function(c){return a.call(b.src,b.listener,c)}:function(c){c=a.call(b.src,b.listener,c);if(!c)return c};return b};
-goog.events.listenOnce=function(a,b,c,d,e){if(goog.isArray(b)){for(var f=0;f<b.length;f++)goog.events.listenOnce(a,b[f],c,d,e);return null}c=goog.events.wrapListener(c);return goog.events.Listenable.isImplementedBy(a)?(d=goog.isObject(d)?!!d.capture:!!d,a.listenOnce(b,c,d,e)):goog.events.listen_(a,b,c,!0,d,e)};goog.events.listenWithWrapper=function(a,b,c,d,e){b.listen(a,c,d,e)};
-goog.events.unlisten=function(a,b,c,d,e){if(goog.isArray(b)){for(var f=0;f<b.length;f++)goog.events.unlisten(a,b[f],c,d,e);return null}d=goog.isObject(d)?!!d.capture:!!d;c=goog.events.wrapListener(c);if(goog.events.Listenable.isImplementedBy(a))return a.unlisten(b,c,d,e);if(!a)return!1;if(a=goog.events.getListenerMap_(a))if(b=a.getListener(b,c,d,e))return goog.events.unlistenByKey(b);return!1};
-goog.events.unlistenByKey=function(a){if(goog.isNumber(a)||!a||a.removed)return!1;var b=a.src;if(goog.events.Listenable.isImplementedBy(b))return b.unlistenByKey(a);var c=a.type,d=a.proxy;b.removeEventListener?b.removeEventListener(c,d,a.capture):b.detachEvent?b.detachEvent(goog.events.getOnString_(c),d):b.addListener&&b.removeListener&&b.removeListener(d);goog.events.listenerCountEstimate_--;(c=goog.events.getListenerMap_(b))?(c.removeByKey(a),0==c.getTypeCount()&&(c.src=null,b[goog.events.LISTENER_MAP_PROP_]=
-null)):a.markAsRemoved();return!0};goog.events.unlistenWithWrapper=function(a,b,c,d,e){b.unlisten(a,c,d,e)};goog.events.removeAll=function(a,b){if(!a)return 0;if(goog.events.Listenable.isImplementedBy(a))return a.removeAllListeners(b);var c=goog.events.getListenerMap_(a);if(!c)return 0;var d=0,e=b&&b.toString(),f;for(f in c.listeners)if(!e||f==e)for(var g=c.listeners[f].concat(),h=0;h<g.length;++h)goog.events.unlistenByKey(g[h])&&++d;return d};
-goog.events.getListeners=function(a,b,c){return goog.events.Listenable.isImplementedBy(a)?a.getListeners(b,c):a?(a=goog.events.getListenerMap_(a))?a.getListeners(b,c):[]:[]};goog.events.getListener=function(a,b,c,d,e){c=goog.events.wrapListener(c);d=!!d;return goog.events.Listenable.isImplementedBy(a)?a.getListener(b,c,d,e):a?(a=goog.events.getListenerMap_(a))?a.getListener(b,c,d,e):null:null};
-goog.events.hasListener=function(a,b,c){if(goog.events.Listenable.isImplementedBy(a))return a.hasListener(b,c);a=goog.events.getListenerMap_(a);return!!a&&a.hasListener(b,c)};goog.events.expose=function(a){var b=[],c;for(c in a)a[c]&&a[c].id?b.push(c+" = "+a[c]+" ("+a[c].id+")"):b.push(c+" = "+a[c]);return b.join("\n")};goog.events.getOnString_=function(a){return a in goog.events.onStringMap_?goog.events.onStringMap_[a]:goog.events.onStringMap_[a]=goog.events.onString_+a};
-goog.events.fireListeners=function(a,b,c,d){return goog.events.Listenable.isImplementedBy(a)?a.fireListeners(b,c,d):goog.events.fireListeners_(a,b,c,d)};goog.events.fireListeners_=function(a,b,c,d){var e=!0;if(a=goog.events.getListenerMap_(a))if(b=a.listeners[b.toString()])for(b=b.concat(),a=0;a<b.length;a++){var f=b[a];f&&f.capture==c&&!f.removed&&(f=goog.events.fireListener(f,d),e=e&&!1!==f)}return e};
-goog.events.fireListener=function(a,b){var c=a.listener,d=a.handler||a.src;a.callOnce&&goog.events.unlistenByKey(a);return c.call(d,b)};goog.events.getTotalListenerCount=function(){return goog.events.listenerCountEstimate_};goog.events.dispatchEvent=function(a,b){goog.asserts.assert(goog.events.Listenable.isImplementedBy(a),"Can not use goog.events.dispatchEvent with non-goog.events.Listenable instance.");return a.dispatchEvent(b)};
-goog.events.protectBrowserEventEntryPoint=function(a){goog.events.handleBrowserEvent_=a.protectEntryPoint(goog.events.handleBrowserEvent_)};
-goog.events.handleBrowserEvent_=function(a,b){if(a.removed)return!0;if(!goog.events.BrowserFeature.HAS_W3C_EVENT_SUPPORT){var c=b||goog.getObjectByName("window.event"),d=new goog.events.BrowserEvent(c,this),e=!0;if(goog.events.CAPTURE_SIMULATION_MODE==goog.events.CaptureSimulationMode.ON){if(!goog.events.isMarkedIeEvent_(c)){goog.events.markIeEvent_(c);c=[];for(var f=d.currentTarget;f;f=f.parentNode)c.push(f);f=a.type;for(var g=c.length-1;!d.propagationStopped_&&0<=g;g--){d.currentTarget=c[g];var h=
-goog.events.fireListeners_(c[g],f,!0,d);e=e&&h}for(g=0;!d.propagationStopped_&&g<c.length;g++)d.currentTarget=c[g],h=goog.events.fireListeners_(c[g],f,!1,d),e=e&&h}}else e=goog.events.fireListener(a,d);return e}return goog.events.fireListener(a,new goog.events.BrowserEvent(b,this))};goog.events.markIeEvent_=function(a){var b=!1;if(0==a.keyCode)try{a.keyCode=-1;return}catch(c){b=!0}if(b||void 0==a.returnValue)a.returnValue=!0};goog.events.isMarkedIeEvent_=function(a){return 0>a.keyCode||void 0!=a.returnValue};
-goog.events.uniqueIdCounter_=0;goog.events.getUniqueId=function(a){return a+"_"+goog.events.uniqueIdCounter_++};goog.events.getListenerMap_=function(a){a=a[goog.events.LISTENER_MAP_PROP_];return a instanceof goog.events.ListenerMap?a:null};goog.events.LISTENER_WRAPPER_PROP_="__closure_events_fn_"+(1E9*Math.random()>>>0);
-goog.events.wrapListener=function(a){goog.asserts.assert(a,"Listener can not be null.");if(goog.isFunction(a))return a;goog.asserts.assert(a.handleEvent,"An object listener must have handleEvent method.");a[goog.events.LISTENER_WRAPPER_PROP_]||(a[goog.events.LISTENER_WRAPPER_PROP_]=function(b){return a.handleEvent(b)});return a[goog.events.LISTENER_WRAPPER_PROP_]};goog.debug.entryPointRegistry.register(function(a){goog.events.handleBrowserEvent_=a(goog.events.handleBrowserEvent_)});goog.events.EventTarget=function(){goog.Disposable.call(this);this.eventTargetListeners_=new goog.events.ListenerMap(this);this.actualEventTarget_=this;this.parentEventTarget_=null};goog.inherits(goog.events.EventTarget,goog.Disposable);goog.events.Listenable.addImplementation(goog.events.EventTarget);goog.events.EventTarget.MAX_ANCESTORS_=1E3;goog.events.EventTarget.prototype.getParentEventTarget=function(){return this.parentEventTarget_};
-goog.events.EventTarget.prototype.setParentEventTarget=function(a){this.parentEventTarget_=a};goog.events.EventTarget.prototype.addEventListener=function(a,b,c,d){goog.events.listen(this,a,b,c,d)};goog.events.EventTarget.prototype.removeEventListener=function(a,b,c,d){goog.events.unlisten(this,a,b,c,d)};
-goog.events.EventTarget.prototype.dispatchEvent=function(a){this.assertInitialized_();var b=this.getParentEventTarget();if(b){var c=[];for(var d=1;b;b=b.getParentEventTarget())c.push(b),goog.asserts.assert(++d<goog.events.EventTarget.MAX_ANCESTORS_,"infinite loop")}return goog.events.EventTarget.dispatchEventInternal_(this.actualEventTarget_,a,c)};
-goog.events.EventTarget.prototype.disposeInternal=function(){goog.events.EventTarget.superClass_.disposeInternal.call(this);this.removeAllListeners();this.parentEventTarget_=null};goog.events.EventTarget.prototype.listen=function(a,b,c,d){this.assertInitialized_();return this.eventTargetListeners_.add(String(a),b,!1,c,d)};goog.events.EventTarget.prototype.listenOnce=function(a,b,c,d){return this.eventTargetListeners_.add(String(a),b,!0,c,d)};
-goog.events.EventTarget.prototype.unlisten=function(a,b,c,d){return this.eventTargetListeners_.remove(String(a),b,c,d)};goog.events.EventTarget.prototype.unlistenByKey=function(a){return this.eventTargetListeners_.removeByKey(a)};goog.events.EventTarget.prototype.removeAllListeners=function(a){return this.eventTargetListeners_?this.eventTargetListeners_.removeAll(a):0};
-goog.events.EventTarget.prototype.fireListeners=function(a,b,c){a=this.eventTargetListeners_.listeners[String(a)];if(!a)return!0;a=a.concat();for(var d=!0,e=0;e<a.length;++e){var f=a[e];if(f&&!f.removed&&f.capture==b){var g=f.listener,h=f.handler||f.src;f.callOnce&&this.unlistenByKey(f);d=!1!==g.call(h,c)&&d}}return d&&0!=c.returnValue_};goog.events.EventTarget.prototype.getListeners=function(a,b){return this.eventTargetListeners_.getListeners(String(a),b)};
-goog.events.EventTarget.prototype.getListener=function(a,b,c,d){return this.eventTargetListeners_.getListener(String(a),b,c,d)};goog.events.EventTarget.prototype.hasListener=function(a,b){var c=goog.isDef(a)?String(a):void 0;return this.eventTargetListeners_.hasListener(c,b)};goog.events.EventTarget.prototype.setTargetForTesting=function(a){this.actualEventTarget_=a};goog.events.EventTarget.prototype.assertInitialized_=function(){goog.asserts.assert(this.eventTargetListeners_,"Event target is not initialized. Did you call the superclass (goog.events.EventTarget) constructor?")};
-goog.events.EventTarget.dispatchEventInternal_=function(a,b,c){var d=b.type||b;if(goog.isString(b))b=new goog.events.Event(b,a);else if(b instanceof goog.events.Event)b.target=b.target||a;else{var e=b;b=new goog.events.Event(d,a);goog.object.extend(b,e)}e=!0;if(c)for(var f=c.length-1;!b.propagationStopped_&&0<=f;f--){var g=b.currentTarget=c[f];e=g.fireListeners(d,!0,b)&&e}b.propagationStopped_||(g=b.currentTarget=a,e=g.fireListeners(d,!0,b)&&e,b.propagationStopped_||(e=g.fireListeners(d,!1,b)&&e));
-if(c)for(f=0;!b.propagationStopped_&&f<c.length;f++)g=b.currentTarget=c[f],e=g.fireListeners(d,!1,b)&&e;return e};goog.Timer=function(a,b){goog.events.EventTarget.call(this);this.interval_=a||1;this.timerObject_=b||goog.Timer.defaultTimerObject;this.boundTick_=goog.bind(this.tick_,this);this.last_=goog.now()};goog.inherits(goog.Timer,goog.events.EventTarget);goog.Timer.MAX_TIMEOUT_=2147483647;goog.Timer.INVALID_TIMEOUT_ID_=-1;goog.Timer.prototype.enabled=!1;goog.Timer.defaultTimerObject=goog.global;goog.Timer.intervalScale=.8;goog.Timer.prototype.timer_=null;goog.Timer.prototype.getInterval=function(){return this.interval_};
-goog.Timer.prototype.setInterval=function(a){this.interval_=a;this.timer_&&this.enabled?(this.stop(),this.start()):this.timer_&&this.stop()};
-goog.Timer.prototype.tick_=function(){if(this.enabled){var a=goog.now()-this.last_;0<a&&a<this.interval_*goog.Timer.intervalScale?this.timer_=this.timerObject_.setTimeout(this.boundTick_,this.interval_-a):(this.timer_&&(this.timerObject_.clearTimeout(this.timer_),this.timer_=null),this.dispatchTick(),this.enabled&&(this.timer_=this.timerObject_.setTimeout(this.boundTick_,this.interval_),this.last_=goog.now()))}};goog.Timer.prototype.dispatchTick=function(){this.dispatchEvent(goog.Timer.TICK)};
-goog.Timer.prototype.start=function(){this.enabled=!0;this.timer_||(this.timer_=this.timerObject_.setTimeout(this.boundTick_,this.interval_),this.last_=goog.now())};goog.Timer.prototype.stop=function(){this.enabled=!1;this.timer_&&(this.timerObject_.clearTimeout(this.timer_),this.timer_=null)};goog.Timer.prototype.disposeInternal=function(){goog.Timer.superClass_.disposeInternal.call(this);this.stop();delete this.timerObject_};goog.Timer.TICK="tick";
-goog.Timer.callOnce=function(a,b,c){if(goog.isFunction(a))c&&(a=goog.bind(a,c));else if(a&&"function"==typeof a.handleEvent)a=goog.bind(a.handleEvent,a);else throw Error("Invalid listener argument");return Number(b)>goog.Timer.MAX_TIMEOUT_?goog.Timer.INVALID_TIMEOUT_ID_:goog.Timer.defaultTimerObject.setTimeout(a,b||0)};goog.Timer.clear=function(a){goog.Timer.defaultTimerObject.clearTimeout(a)};
-goog.Timer.promise=function(a,b){var c=null;return(new goog.Promise(function(d,e){c=goog.Timer.callOnce(function(){d(b)},a);c==goog.Timer.INVALID_TIMEOUT_ID_&&e(Error("Failed to schedule timer."))})).thenCatch(function(a){goog.Timer.clear(c);throw a;})};goog.dom.BrowserFeature={CAN_ADD_NAME_OR_TYPE_ATTRIBUTES:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),CAN_USE_CHILDREN_ATTRIBUTE:!goog.userAgent.GECKO&&!goog.userAgent.IE||goog.userAgent.IE&&goog.userAgent.isDocumentModeOrHigher(9)||goog.userAgent.GECKO&&goog.userAgent.isVersionOrHigher("1.9.1"),CAN_USE_INNER_TEXT:goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),CAN_USE_PARENT_ELEMENT_PROPERTY:goog.userAgent.IE||goog.userAgent.OPERA||goog.userAgent.WEBKIT,INNER_HTML_NEEDS_SCOPED_ELEMENT:goog.userAgent.IE,
-LEGACY_IE_RANGES:goog.userAgent.IE&&!goog.userAgent.isDocumentModeOrHigher(9)};goog.dom.asserts={};goog.dom.asserts.assertIsLocation=function(a){if(goog.asserts.ENABLE_ASSERTS){var b=goog.dom.asserts.getWindow_(a);"undefined"!=typeof b.Location&&"undefined"!=typeof b.Element&&goog.asserts.assert(a&&(a instanceof b.Location||!(a instanceof b.Element)),"Argument is not a Location (or a non-Element mock); got: %s",goog.dom.asserts.debugStringForType_(a))}return a};
+goog.dom.TagName.U=new goog.dom.TagName("U");goog.dom.TagName.UL=new goog.dom.TagName("UL");goog.dom.TagName.VAR=new goog.dom.TagName("VAR");goog.dom.TagName.VIDEO=new goog.dom.TagName("VIDEO");goog.dom.TagName.WBR=new goog.dom.TagName("WBR");goog.dom.asserts={};goog.dom.asserts.assertIsLocation=function(a){if(goog.asserts.ENABLE_ASSERTS){var b=goog.dom.asserts.getWindow_(a);"undefined"!=typeof b.Location&&"undefined"!=typeof b.Element&&goog.asserts.assert(a&&(a instanceof b.Location||!(a instanceof b.Element)),"Argument is not a Location (or a non-Element mock); got: %s",goog.dom.asserts.debugStringForType_(a))}return a};
 goog.dom.asserts.assertIsElementType_=function(a,b){if(goog.asserts.ENABLE_ASSERTS){var c=goog.dom.asserts.getWindow_(a);"undefined"!=typeof c[b]&&"undefined"!=typeof c.Location&&"undefined"!=typeof c.Element&&goog.asserts.assert(a&&(a instanceof c[b]||!(a instanceof c.Location||a instanceof c.Element)),"Argument is not a %s (or a non-Element, non-Location mock); got: %s",b,goog.dom.asserts.debugStringForType_(a))}return a};
 goog.dom.asserts.assertIsHTMLAnchorElement=function(a){return goog.dom.asserts.assertIsElementType_(a,"HTMLAnchorElement")};goog.dom.asserts.assertIsHTMLButtonElement=function(a){return goog.dom.asserts.assertIsElementType_(a,"HTMLButtonElement")};goog.dom.asserts.assertIsHTMLLinkElement=function(a){return goog.dom.asserts.assertIsElementType_(a,"HTMLLinkElement")};goog.dom.asserts.assertIsHTMLImageElement=function(a){return goog.dom.asserts.assertIsElementType_(a,"HTMLImageElement")};
 goog.dom.asserts.assertIsHTMLVideoElement=function(a){return goog.dom.asserts.assertIsElementType_(a,"HTMLVideoElement")};goog.dom.asserts.assertIsHTMLInputElement=function(a){return goog.dom.asserts.assertIsElementType_(a,"HTMLInputElement")};goog.dom.asserts.assertIsHTMLEmbedElement=function(a){return goog.dom.asserts.assertIsElementType_(a,"HTMLEmbedElement")};goog.dom.asserts.assertIsHTMLFormElement=function(a){return goog.dom.asserts.assertIsElementType_(a,"HTMLFormElement")};
@@ -294,9 +195,10 @@ goog.dom.asserts.assertIsHTMLFrameElement=function(a){return goog.dom.asserts.as
 goog.dom.asserts.debugStringForType_=function(a){return goog.isObject(a)?a.constructor.displayName||a.constructor.name||Object.prototype.toString.call(a):void 0===a?"undefined":null===a?"null":typeof a};goog.dom.asserts.getWindow_=function(a){return(a=a&&a.ownerDocument)&&(a.defaultView||a.parentWindow)||goog.global};goog.dom.tags={};goog.dom.tags.VOID_TAGS_={area:!0,base:!0,br:!0,col:!0,command:!0,embed:!0,hr:!0,img:!0,input:!0,keygen:!0,link:!0,meta:!0,param:!0,source:!0,track:!0,wbr:!0};goog.dom.tags.isVoidTag=function(a){return!0===goog.dom.tags.VOID_TAGS_[a]};goog.string.TypedString=function(){};goog.string.Const=function(){this.stringConstValueWithSecurityContract__googStringSecurityPrivate_="";this.STRING_CONST_TYPE_MARKER__GOOG_STRING_SECURITY_PRIVATE_=goog.string.Const.TYPE_MARKER_};goog.string.Const.prototype.implementsGoogStringTypedString=!0;goog.string.Const.prototype.getTypedStringValue=function(){return this.stringConstValueWithSecurityContract__googStringSecurityPrivate_};
 goog.string.Const.prototype.toString=function(){return"Const{"+this.stringConstValueWithSecurityContract__googStringSecurityPrivate_+"}"};goog.string.Const.unwrap=function(a){if(a instanceof goog.string.Const&&a.constructor===goog.string.Const&&a.STRING_CONST_TYPE_MARKER__GOOG_STRING_SECURITY_PRIVATE_===goog.string.Const.TYPE_MARKER_)return a.stringConstValueWithSecurityContract__googStringSecurityPrivate_;goog.asserts.fail("expected object of type Const, got '"+a+"'");return"type_error:Const"};
 goog.string.Const.from=function(a){return goog.string.Const.create__googStringSecurityPrivate_(a)};goog.string.Const.TYPE_MARKER_={};goog.string.Const.create__googStringSecurityPrivate_=function(a){var b=new goog.string.Const;b.stringConstValueWithSecurityContract__googStringSecurityPrivate_=a;return b};goog.string.Const.EMPTY=goog.string.Const.from("");goog.html={};goog.html.SafeScript=function(){this.privateDoNotAccessOrElseSafeScriptWrappedValue_="";this.SAFE_SCRIPT_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.SafeScript.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.SafeScript.prototype.implementsGoogStringTypedString=!0;goog.html.SafeScript.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};goog.html.SafeScript.fromConstant=function(a){a=goog.string.Const.unwrap(a);return 0===a.length?goog.html.SafeScript.EMPTY:goog.html.SafeScript.createSafeScriptSecurityPrivateDoNotAccessOrElse(a)};
-goog.html.SafeScript.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseSafeScriptWrappedValue_};goog.DEBUG&&(goog.html.SafeScript.prototype.toString=function(){return"SafeScript{"+this.privateDoNotAccessOrElseSafeScriptWrappedValue_+"}"});
-goog.html.SafeScript.unwrap=function(a){if(a instanceof goog.html.SafeScript&&a.constructor===goog.html.SafeScript&&a.SAFE_SCRIPT_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.SafeScript.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseSafeScriptWrappedValue_;goog.asserts.fail("expected object of type SafeScript, got '"+a+"' of type "+goog.typeOf(a));return"type_error:SafeScript"};goog.html.SafeScript.createSafeScriptSecurityPrivateDoNotAccessOrElse=function(a){return(new goog.html.SafeScript).initSecurityPrivateDoNotAccessOrElse_(a)};
-goog.html.SafeScript.prototype.initSecurityPrivateDoNotAccessOrElse_=function(a){this.privateDoNotAccessOrElseSafeScriptWrappedValue_=a;return this};goog.html.SafeScript.EMPTY=goog.html.SafeScript.createSafeScriptSecurityPrivateDoNotAccessOrElse("");goog.fs={};goog.fs.url={};goog.fs.url.createObjectUrl=function(a){return goog.fs.url.getUrlObject_().createObjectURL(a)};goog.fs.url.revokeObjectUrl=function(a){goog.fs.url.getUrlObject_().revokeObjectURL(a)};goog.fs.url.getUrlObject_=function(){var a=goog.fs.url.findUrlObject_();if(null!=a)return a;throw Error("This browser doesn't seem to support blob URLs");};
+goog.html.SafeScript.fromConstantAndArgs=function(a,b){for(var c=[],d=1;d<arguments.length;d++)c.push(goog.html.SafeScript.stringify_(arguments[d]));return goog.html.SafeScript.createSafeScriptSecurityPrivateDoNotAccessOrElse("("+goog.string.Const.unwrap(a)+")("+c.join(", ")+");")};goog.html.SafeScript.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseSafeScriptWrappedValue_};
+goog.DEBUG&&(goog.html.SafeScript.prototype.toString=function(){return"SafeScript{"+this.privateDoNotAccessOrElseSafeScriptWrappedValue_+"}"});
+goog.html.SafeScript.unwrap=function(a){if(a instanceof goog.html.SafeScript&&a.constructor===goog.html.SafeScript&&a.SAFE_SCRIPT_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.SafeScript.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseSafeScriptWrappedValue_;goog.asserts.fail("expected object of type SafeScript, got '"+a+"' of type "+goog.typeOf(a));return"type_error:SafeScript"};goog.html.SafeScript.stringify_=function(a){return JSON.stringify(a).replace(/</g,"\\x3c")};
+goog.html.SafeScript.createSafeScriptSecurityPrivateDoNotAccessOrElse=function(a){return(new goog.html.SafeScript).initSecurityPrivateDoNotAccessOrElse_(a)};goog.html.SafeScript.prototype.initSecurityPrivateDoNotAccessOrElse_=function(a){this.privateDoNotAccessOrElseSafeScriptWrappedValue_=a;return this};goog.html.SafeScript.EMPTY=goog.html.SafeScript.createSafeScriptSecurityPrivateDoNotAccessOrElse("");goog.fs={};goog.fs.url={};goog.fs.url.createObjectUrl=function(a){return goog.fs.url.getUrlObject_().createObjectURL(a)};goog.fs.url.revokeObjectUrl=function(a){goog.fs.url.getUrlObject_().revokeObjectURL(a)};goog.fs.url.getUrlObject_=function(){var a=goog.fs.url.findUrlObject_();if(null!=a)return a;throw Error("This browser doesn't seem to support blob URLs");};
 goog.fs.url.findUrlObject_=function(){return goog.isDef(goog.global.URL)&&goog.isDef(goog.global.URL.createObjectURL)?goog.global.URL:goog.isDef(goog.global.webkitURL)&&goog.isDef(goog.global.webkitURL.createObjectURL)?goog.global.webkitURL:goog.isDef(goog.global.createObjectURL)?goog.global:null};goog.fs.url.browserSupportsObjectUrls=function(){return null!=goog.fs.url.findUrlObject_()};goog.i18n={};goog.i18n.bidi={};goog.i18n.bidi.FORCE_RTL=!1;
 goog.i18n.bidi.IS_RTL=goog.i18n.bidi.FORCE_RTL||("ar"==goog.LOCALE.substring(0,2).toLowerCase()||"fa"==goog.LOCALE.substring(0,2).toLowerCase()||"he"==goog.LOCALE.substring(0,2).toLowerCase()||"iw"==goog.LOCALE.substring(0,2).toLowerCase()||"ps"==goog.LOCALE.substring(0,2).toLowerCase()||"sd"==goog.LOCALE.substring(0,2).toLowerCase()||"ug"==goog.LOCALE.substring(0,2).toLowerCase()||"ur"==goog.LOCALE.substring(0,2).toLowerCase()||"yi"==goog.LOCALE.substring(0,2).toLowerCase())&&(2==goog.LOCALE.length||
 "-"==goog.LOCALE.substring(2,3)||"_"==goog.LOCALE.substring(2,3))||3<=goog.LOCALE.length&&"ckb"==goog.LOCALE.substring(0,3).toLowerCase()&&(3==goog.LOCALE.length||"-"==goog.LOCALE.substring(3,4)||"_"==goog.LOCALE.substring(3,4));goog.i18n.bidi.Format={LRE:"\u202a",RLE:"\u202b",PDF:"\u202c",LRM:"\u200e",RLM:"\u200f"};goog.i18n.bidi.Dir={LTR:1,RTL:-1,NEUTRAL:0};goog.i18n.bidi.RIGHT="right";goog.i18n.bidi.LEFT="left";goog.i18n.bidi.I18N_RIGHT=goog.i18n.bidi.IS_RTL?goog.i18n.bidi.LEFT:goog.i18n.bidi.RIGHT;
@@ -314,7 +216,8 @@ goog.i18n.bidi.normalizeHebrewQuote=function(a){return a.replace(goog.i18n.bidi.
 goog.i18n.bidi.estimateDirection=function(a,b){for(var c=0,d=0,e=!1,f=goog.i18n.bidi.stripHtmlIfNeeded_(a,b).split(goog.i18n.bidi.wordSeparatorRe_),g=0;g<f.length;g++){var h=f[g];goog.i18n.bidi.startsWithRtl(h)?(c++,d++):goog.i18n.bidi.isRequiredLtrRe_.test(h)?e=!0:goog.i18n.bidi.hasAnyLtr(h)?d++:goog.i18n.bidi.hasNumeralsRe_.test(h)&&(e=!0)}return 0==d?e?goog.i18n.bidi.Dir.LTR:goog.i18n.bidi.Dir.NEUTRAL:c/d>goog.i18n.bidi.rtlDetectionThreshold_?goog.i18n.bidi.Dir.RTL:goog.i18n.bidi.Dir.LTR};
 goog.i18n.bidi.detectRtlDirectionality=function(a,b){return goog.i18n.bidi.estimateDirection(a,b)==goog.i18n.bidi.Dir.RTL};goog.i18n.bidi.setElementDirAndAlign=function(a,b){a&&(b=goog.i18n.bidi.toDir(b))&&(a.style.textAlign=b==goog.i18n.bidi.Dir.RTL?goog.i18n.bidi.RIGHT:goog.i18n.bidi.LEFT,a.dir=b==goog.i18n.bidi.Dir.RTL?"rtl":"ltr")};
 goog.i18n.bidi.setElementDirByTextDirectionality=function(a,b){switch(goog.i18n.bidi.estimateDirection(b)){case goog.i18n.bidi.Dir.LTR:a.dir="ltr";break;case goog.i18n.bidi.Dir.RTL:a.dir="rtl";break;default:a.removeAttribute("dir")}};goog.i18n.bidi.DirectionalString=function(){};goog.html.TrustedResourceUrl=function(){this.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_="";this.TRUSTED_RESOURCE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.TrustedResourceUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.TrustedResourceUrl.prototype.implementsGoogStringTypedString=!0;goog.html.TrustedResourceUrl.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_};
-goog.html.TrustedResourceUrl.prototype.implementsGoogI18nBidiDirectionalString=!0;goog.html.TrustedResourceUrl.prototype.getDirection=function(){return goog.i18n.bidi.Dir.LTR};goog.html.TrustedResourceUrl.prototype.cloneWithParams=function(a){var b=goog.html.TrustedResourceUrl.unwrap(this),c=/\?/.test(b)?"&":"?",d;for(d in a)for(var e=goog.isArray(a[d])?a[d]:[a[d]],f=0;f<e.length;f++)null!=e[f]&&(b+=c+encodeURIComponent(d)+"="+encodeURIComponent(String(e[f])),c="&");return goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse(b)};
+goog.html.TrustedResourceUrl.prototype.implementsGoogI18nBidiDirectionalString=!0;goog.html.TrustedResourceUrl.prototype.getDirection=function(){return goog.i18n.bidi.Dir.LTR};
+goog.html.TrustedResourceUrl.prototype.cloneWithParams=function(a){var b=goog.html.TrustedResourceUrl.unwrap(this);if(/#/.test(b))throw Error("Found a hash in url ("+b+"), appending not supported.");var c=/\?/.test(b)?"&":"?",d;for(d in a)for(var e=goog.isArray(a[d])?a[d]:[a[d]],f=0;f<e.length;f++)null!=e[f]&&(b+=c+encodeURIComponent(d)+"="+encodeURIComponent(String(e[f])),c="&");return goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse(b)};
 goog.DEBUG&&(goog.html.TrustedResourceUrl.prototype.toString=function(){return"TrustedResourceUrl{"+this.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_+"}"});
 goog.html.TrustedResourceUrl.unwrap=function(a){if(a instanceof goog.html.TrustedResourceUrl&&a.constructor===goog.html.TrustedResourceUrl&&a.TRUSTED_RESOURCE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.TrustedResourceUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_;goog.asserts.fail("expected object of type TrustedResourceUrl, got '"+a+"' of type "+goog.typeOf(a));return"type_error:TrustedResourceUrl"};
 goog.html.TrustedResourceUrl.format=function(a,b){var c=goog.string.Const.unwrap(a);if(!goog.html.TrustedResourceUrl.BASE_URL_.test(c))throw Error("Invalid TrustedResourceUrl format: "+c);var d=c.replace(goog.html.TrustedResourceUrl.FORMAT_MARKER_,function(a,d){if(!Object.prototype.hasOwnProperty.call(b,d))throw Error('Found marker, "'+d+'", in format string, "'+c+'", but no valid label mapping found in args: '+JSON.stringify(b));var e=b[d];return e instanceof goog.string.Const?goog.string.Const.unwrap(e):
@@ -322,7 +225,7 @@ encodeURIComponent(String(e))});return goog.html.TrustedResourceUrl.createTruste
 goog.html.TrustedResourceUrl.fromConstants=function(a){for(var b="",c=0;c<a.length;c++)b+=goog.string.Const.unwrap(a[c]);return goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse(b)};goog.html.TrustedResourceUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse=function(a){var b=new goog.html.TrustedResourceUrl;b.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_=a;return b};goog.html.SafeUrl=function(){this.privateDoNotAccessOrElseSafeHtmlWrappedValue_="";this.SAFE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.SafeUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.SafeUrl.INNOCUOUS_STRING="about:invalid#zClosurez";goog.html.SafeUrl.prototype.implementsGoogStringTypedString=!0;goog.html.SafeUrl.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseSafeHtmlWrappedValue_};
 goog.html.SafeUrl.prototype.implementsGoogI18nBidiDirectionalString=!0;goog.html.SafeUrl.prototype.getDirection=function(){return goog.i18n.bidi.Dir.LTR};goog.DEBUG&&(goog.html.SafeUrl.prototype.toString=function(){return"SafeUrl{"+this.privateDoNotAccessOrElseSafeHtmlWrappedValue_+"}"});
 goog.html.SafeUrl.unwrap=function(a){if(a instanceof goog.html.SafeUrl&&a.constructor===goog.html.SafeUrl&&a.SAFE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.SafeUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseSafeHtmlWrappedValue_;goog.asserts.fail("expected object of type SafeUrl, got '"+a+"' of type "+goog.typeOf(a));return"type_error:SafeUrl"};goog.html.SafeUrl.fromConstant=function(a){return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(goog.string.Const.unwrap(a))};
-goog.html.SAFE_MIME_TYPE_PATTERN_=/^(?:audio\/(?:3gpp|3gpp2|aac|midi|mp4|mpeg|ogg|x-m4a|x-wav|webm)|image\/(?:bmp|gif|jpeg|jpg|png|tiff|webp)|text\/csv|video\/(?:mpeg|mp4|ogg|webm))$/i;goog.html.SafeUrl.fromBlob=function(a){a=goog.html.SAFE_MIME_TYPE_PATTERN_.test(a.type)?goog.fs.url.createObjectUrl(a):goog.html.SafeUrl.INNOCUOUS_STRING;return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.DATA_URL_PATTERN_=/^data:([^;,]*);base64,[a-z0-9+\/]+=*$/i;
+goog.html.SAFE_MIME_TYPE_PATTERN_=/^(?:audio\/(?:3gpp|3gpp2|aac|midi|mp4|mpeg|ogg|x-m4a|x-wav|webm)|image\/(?:bmp|gif|jpeg|jpg|png|tiff|webp)|text\/csv|video\/(?:mpeg|mp4|ogg|webm|quicktime))$/i;goog.html.SafeUrl.fromBlob=function(a){a=goog.html.SAFE_MIME_TYPE_PATTERN_.test(a.type)?goog.fs.url.createObjectUrl(a):goog.html.SafeUrl.INNOCUOUS_STRING;return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.DATA_URL_PATTERN_=/^data:([^;,]*);base64,[a-z0-9+\/]+=*$/i;
 goog.html.SafeUrl.fromDataUrl=function(a){var b=a.match(goog.html.DATA_URL_PATTERN_);b=b&&goog.html.SAFE_MIME_TYPE_PATTERN_.test(b[1]);return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(b?a:goog.html.SafeUrl.INNOCUOUS_STRING)};goog.html.SafeUrl.fromTelUrl=function(a){goog.string.caseInsensitiveStartsWith(a,"tel:")||(a=goog.html.SafeUrl.INNOCUOUS_STRING);return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.SafeUrl.fromTrustedResourceUrl=function(a){return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(goog.html.TrustedResourceUrl.unwrap(a))};
 goog.html.SAFE_URL_PATTERN_=/^(?:(?:https?|mailto|ftp):|[^:/?#]*(?:[/?#]|$))/i;goog.html.SafeUrl.sanitize=function(a){if(a instanceof goog.html.SafeUrl)return a;a=a.implementsGoogStringTypedString?a.getTypedStringValue():String(a);goog.html.SAFE_URL_PATTERN_.test(a)||(a=goog.html.SafeUrl.INNOCUOUS_STRING);return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};
 goog.html.SafeUrl.sanitizeAssertUnchanged=function(a){if(a instanceof goog.html.SafeUrl)return a;a=a.implementsGoogStringTypedString?a.getTypedStringValue():String(a);goog.asserts.assert(goog.html.SAFE_URL_PATTERN_.test(a))||(a=goog.html.SafeUrl.INNOCUOUS_STRING);return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.SafeUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};
@@ -333,9 +236,9 @@ goog.html.SafeStyle.unwrap=function(a){if(a instanceof goog.html.SafeStyle&&a.co
 goog.html.SafeStyle.prototype.initSecurityPrivateDoNotAccessOrElse_=function(a){this.privateDoNotAccessOrElseSafeStyleWrappedValue_=a;return this};goog.html.SafeStyle.EMPTY=goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse("");goog.html.SafeStyle.INNOCUOUS_STRING="zClosurez";
 goog.html.SafeStyle.create=function(a){var b="",c;for(c in a){if(!/^[-_a-zA-Z0-9]+$/.test(c))throw Error("Name allows only [-_a-zA-Z0-9], got: "+c);var d=a[c];null!=d&&(d=goog.isArray(d)?goog.array.map(d,goog.html.SafeStyle.sanitizePropertyValue_).join(" "):goog.html.SafeStyle.sanitizePropertyValue_(d),b+=c+":"+d+";")}if(!b)return goog.html.SafeStyle.EMPTY;goog.html.SafeStyle.checkStyle_(b);return goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse(b)};
 goog.html.SafeStyle.sanitizePropertyValue_=function(a){if(a instanceof goog.html.SafeUrl)return'url("'+goog.html.SafeUrl.unwrap(a).replace(/</g,"%3c").replace(/[\\"]/g,"\\$&")+'")';a=a instanceof goog.string.Const?goog.string.Const.unwrap(a):goog.html.SafeStyle.sanitizePropertyValueString_(String(a));goog.asserts.assert(!/[{;}]/.test(a),"Value does not allow [{;}].");return a};
-goog.html.SafeStyle.sanitizePropertyValueString_=function(a){var b=a.replace(goog.html.SafeUrl.FUNCTIONS_RE_,"$1").replace(goog.html.SafeUrl.URL_RE_,"url");return goog.html.SafeStyle.VALUE_RE_.test(b)?goog.html.SafeStyle.hasBalancedQuotes_(a)?goog.html.SafeStyle.sanitizeUrl_(a):(goog.asserts.fail("String value requires balanced quotes, got: "+a),goog.html.SafeStyle.INNOCUOUS_STRING):(goog.asserts.fail("String value allows only "+goog.html.SafeStyle.VALUE_ALLOWED_CHARS_+" and simple functions, got: "+
-a),goog.html.SafeStyle.INNOCUOUS_STRING)};goog.html.SafeStyle.hasBalancedQuotes_=function(a){for(var b=!0,c=!0,d=0;d<a.length;d++){var e=a.charAt(d);"'"==e&&c?b=!b:'"'==e&&b&&(c=!c)}return b&&c};goog.html.SafeStyle.VALUE_ALLOWED_CHARS_="[-,.\"'%_!# a-zA-Z0-9]";goog.html.SafeStyle.VALUE_RE_=new RegExp("^"+goog.html.SafeStyle.VALUE_ALLOWED_CHARS_+"+$");goog.html.SafeUrl.URL_RE_=RegExp("\\b(url\\([ \t\n]*)('[ -&(-\\[\\]-~]*'|\"[ !#-\\[\\]-~]*\"|[!#-&*-\\[\\]-~]*)([ \t\n]*\\))","g");
-goog.html.SafeUrl.FUNCTIONS_RE_=RegExp("\\b(hsl|hsla|rgb|rgba|(rotate|scale|translate)(X|Y|Z|3d)?)\\([-0-9a-z.%, ]+\\)","g");goog.html.SafeStyle.sanitizeUrl_=function(a){return a.replace(goog.html.SafeUrl.URL_RE_,function(a,c,d,e){var b="";d=d.replace(/^(['"])(.*)\1$/,function(a,c,d){b=c;return d});a=goog.html.SafeUrl.sanitize(d).getTypedStringValue();return c+b+a+b+e})};
+goog.html.SafeStyle.sanitizePropertyValueString_=function(a){var b=a.replace(goog.html.SafeStyle.FUNCTIONS_RE_,"$1").replace(goog.html.SafeStyle.URL_RE_,"url");return goog.html.SafeStyle.VALUE_RE_.test(b)?goog.html.SafeStyle.hasBalancedQuotes_(a)?goog.html.SafeStyle.sanitizeUrl_(a):(goog.asserts.fail("String value requires balanced quotes, got: "+a),goog.html.SafeStyle.INNOCUOUS_STRING):(goog.asserts.fail("String value allows only "+goog.html.SafeStyle.VALUE_ALLOWED_CHARS_+" and simple functions, got: "+
+a),goog.html.SafeStyle.INNOCUOUS_STRING)};goog.html.SafeStyle.hasBalancedQuotes_=function(a){for(var b=!0,c=!0,d=0;d<a.length;d++){var e=a.charAt(d);"'"==e&&c?b=!b:'"'==e&&b&&(c=!c)}return b&&c};goog.html.SafeStyle.VALUE_ALLOWED_CHARS_="[-,.\"'%_!# a-zA-Z0-9]";goog.html.SafeStyle.VALUE_RE_=new RegExp("^"+goog.html.SafeStyle.VALUE_ALLOWED_CHARS_+"+$");goog.html.SafeStyle.URL_RE_=RegExp("\\b(url\\([ \t\n]*)('[ -&(-\\[\\]-~]*'|\"[ !#-\\[\\]-~]*\"|[!#-&*-\\[\\]-~]*)([ \t\n]*\\))","g");
+goog.html.SafeStyle.FUNCTIONS_RE_=RegExp("\\b(hsl|hsla|rgb|rgba|matrix|(rotate|scale|translate)(X|Y|Z|3d)?)\\([-0-9a-z.%, ]+\\)","g");goog.html.SafeStyle.sanitizeUrl_=function(a){return a.replace(goog.html.SafeStyle.URL_RE_,function(a,c,d,e){var b="";d=d.replace(/^(['"])(.*)\1$/,function(a,c,d){b=c;return d});a=goog.html.SafeUrl.sanitize(d).getTypedStringValue();return c+b+a+b+e})};
 goog.html.SafeStyle.concat=function(a){var b="",c=function(a){goog.isArray(a)?goog.array.forEach(a,c):b+=goog.html.SafeStyle.unwrap(a)};goog.array.forEach(arguments,c);return b?goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse(b):goog.html.SafeStyle.EMPTY};goog.html.SafeStyleSheet=function(){this.privateDoNotAccessOrElseSafeStyleSheetWrappedValue_="";this.SAFE_STYLE_SHEET_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.SafeStyleSheet.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.SafeStyleSheet.prototype.implementsGoogStringTypedString=!0;goog.html.SafeStyleSheet.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};
 goog.html.SafeStyleSheet.createRule=function(a,b){if(goog.string.contains(a,"<"))throw Error("Selector does not allow '<', got: "+a);var c=a.replace(/('|")((?!\1)[^\r\n\f\\]|\\[\s\S])*\1/g,"");if(!/^[-_a-zA-Z0-9#.:* ,>+~[\]()=^$|]+$/.test(c))throw Error("Selector allows only [-_a-zA-Z0-9#.:* ,>+~[\\]()=^$|] and strings, got: "+a);if(!goog.html.SafeStyleSheet.hasBalancedBrackets_(c))throw Error("() and [] in selector must be balanced, got: "+a);b instanceof goog.html.SafeStyle||(b=goog.html.SafeStyle.create(b));
 c=a+"{"+goog.html.SafeStyle.unwrap(b)+"}";return goog.html.SafeStyleSheet.createSafeStyleSheetSecurityPrivateDoNotAccessOrElse(c)};goog.html.SafeStyleSheet.hasBalancedBrackets_=function(a){for(var b={"(":")","[":"]"},c=[],d=0;d<a.length;d++){var e=a[d];if(b[e])c.push(b[e]);else if(goog.object.contains(b,e)&&c.pop()!=e)return!1}return 0==c.length};
@@ -367,15 +270,15 @@ null);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(e
 goog.html.SafeHtml.combineAttributes=function(a,b,c){var d={},e;for(e in a)goog.asserts.assert(e.toLowerCase()==e,"Must be lower case"),d[e]=a[e];for(e in b)goog.asserts.assert(e.toLowerCase()==e,"Must be lower case"),d[e]=b[e];for(e in c){var f=e.toLowerCase();if(f in a)throw Error('Cannot override "'+f+'" attribute, got "'+e+'" with value "'+c[e]+'"');f in b&&delete d[f];d[e]=c[e]}return d};
 goog.html.SafeHtml.DOCTYPE_HTML=goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse("<!DOCTYPE html>",goog.i18n.bidi.Dir.NEUTRAL);goog.html.SafeHtml.EMPTY=goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse("",goog.i18n.bidi.Dir.NEUTRAL);goog.html.SafeHtml.BR=goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse("<br>",goog.i18n.bidi.Dir.NEUTRAL);goog.dom.safe={};goog.dom.safe.InsertAdjacentHtmlPosition={AFTERBEGIN:"afterbegin",AFTEREND:"afterend",BEFOREBEGIN:"beforebegin",BEFOREEND:"beforeend"};goog.dom.safe.insertAdjacentHtml=function(a,b,c){a.insertAdjacentHTML(b,goog.html.SafeHtml.unwrap(c))};goog.dom.safe.SET_INNER_HTML_DISALLOWED_TAGS_={MATH:!0,SCRIPT:!0,STYLE:!0,SVG:!0,TEMPLATE:!0};
 goog.dom.safe.setInnerHtml=function(a,b){if(goog.asserts.ENABLE_ASSERTS){var c=a.tagName.toUpperCase();if(goog.dom.safe.SET_INNER_HTML_DISALLOWED_TAGS_[c])throw Error("goog.dom.safe.setInnerHtml cannot be used to set content of "+a.tagName+".");}a.innerHTML=goog.html.SafeHtml.unwrap(b)};goog.dom.safe.setOuterHtml=function(a,b){a.outerHTML=goog.html.SafeHtml.unwrap(b)};
-goog.dom.safe.setFormElementAction=function(a,b){var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);goog.dom.asserts.assertIsHTMLFormElement(a).action=goog.html.SafeUrl.unwrap(c)};goog.dom.safe.setButtonFormAction=function(a,b){var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);goog.dom.asserts.assertIsHTMLButtonElement(a).formaction=goog.html.SafeUrl.unwrap(c)};
-goog.dom.safe.setInputFormAction=function(a,b){var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);goog.dom.asserts.assertIsHTMLInputElement(a).formaction=goog.html.SafeUrl.unwrap(c)};goog.dom.safe.setStyle=function(a,b){a.style.cssText=goog.html.SafeStyle.unwrap(b)};goog.dom.safe.documentWrite=function(a,b){a.write(goog.html.SafeHtml.unwrap(b))};
+goog.dom.safe.setFormElementAction=function(a,b){var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);goog.dom.asserts.assertIsHTMLFormElement(a).action=goog.html.SafeUrl.unwrap(c)};goog.dom.safe.setButtonFormAction=function(a,b){var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);goog.dom.asserts.assertIsHTMLButtonElement(a).formAction=goog.html.SafeUrl.unwrap(c)};
+goog.dom.safe.setInputFormAction=function(a,b){var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);goog.dom.asserts.assertIsHTMLInputElement(a).formAction=goog.html.SafeUrl.unwrap(c)};goog.dom.safe.setStyle=function(a,b){a.style.cssText=goog.html.SafeStyle.unwrap(b)};goog.dom.safe.documentWrite=function(a,b){a.write(goog.html.SafeHtml.unwrap(b))};
 goog.dom.safe.setAnchorHref=function(a,b){goog.dom.asserts.assertIsHTMLAnchorElement(a);var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);a.href=goog.html.SafeUrl.unwrap(c)};goog.dom.safe.setImageSrc=function(a,b){goog.dom.asserts.assertIsHTMLImageElement(a);var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);a.src=goog.html.SafeUrl.unwrap(c)};
 goog.dom.safe.setVideoSrc=function(a,b){goog.dom.asserts.assertIsHTMLVideoElement(a);var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);a.src=goog.html.SafeUrl.unwrap(c)};goog.dom.safe.setEmbedSrc=function(a,b){goog.dom.asserts.assertIsHTMLEmbedElement(a);a.src=goog.html.TrustedResourceUrl.unwrap(b)};goog.dom.safe.setFrameSrc=function(a,b){goog.dom.asserts.assertIsHTMLFrameElement(a);a.src=goog.html.TrustedResourceUrl.unwrap(b)};
 goog.dom.safe.setIframeSrc=function(a,b){goog.dom.asserts.assertIsHTMLIFrameElement(a);a.src=goog.html.TrustedResourceUrl.unwrap(b)};goog.dom.safe.setIframeSrcdoc=function(a,b){goog.dom.asserts.assertIsHTMLIFrameElement(a);a.srcdoc=goog.html.SafeHtml.unwrap(b)};
 goog.dom.safe.setLinkHrefAndRel=function(a,b,c){goog.dom.asserts.assertIsHTMLLinkElement(a);a.rel=c;goog.string.caseInsensitiveContains(c,"stylesheet")?(goog.asserts.assert(b instanceof goog.html.TrustedResourceUrl,'URL must be TrustedResourceUrl because "rel" contains "stylesheet"'),a.href=goog.html.TrustedResourceUrl.unwrap(b)):a.href=b instanceof goog.html.TrustedResourceUrl?goog.html.TrustedResourceUrl.unwrap(b):b instanceof goog.html.SafeUrl?goog.html.SafeUrl.unwrap(b):goog.html.SafeUrl.sanitizeAssertUnchanged(b).getTypedStringValue()};
-goog.dom.safe.setObjectData=function(a,b){goog.dom.asserts.assertIsHTMLObjectElement(a);a.data=goog.html.TrustedResourceUrl.unwrap(b)};goog.dom.safe.setScriptSrc=function(a,b){goog.dom.asserts.assertIsHTMLScriptElement(a);a.src=goog.html.TrustedResourceUrl.unwrap(b)};goog.dom.safe.setScriptContent=function(a,b){goog.dom.asserts.assertIsHTMLScriptElement(a);a.text=goog.html.SafeScript.unwrap(b)};
-goog.dom.safe.setLocationHref=function(a,b){goog.dom.asserts.assertIsLocation(a);var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);a.href=goog.html.SafeUrl.unwrap(c)};goog.dom.safe.replaceLocation=function(a,b){goog.dom.asserts.assertIsLocation(a);var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);a.replace(goog.html.SafeUrl.unwrap(c))};
-goog.dom.safe.openInWindow=function(a,b,c,d,e){a=a instanceof goog.html.SafeUrl?a:goog.html.SafeUrl.sanitizeAssertUnchanged(a);return(b||window).open(goog.html.SafeUrl.unwrap(a),c?goog.string.Const.unwrap(c):"",d,e)};goog.html.uncheckedconversions={};goog.html.uncheckedconversions.safeHtmlFromStringKnownToSatisfyTypeContract=function(a,b,c){goog.asserts.assertString(goog.string.Const.unwrap(a),"must provide justification");goog.asserts.assert(!goog.string.isEmptyOrWhitespace(goog.string.Const.unwrap(a)),"must provide non-empty justification");return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(b,c||null)};
+goog.dom.safe.setObjectData=function(a,b){goog.dom.asserts.assertIsHTMLObjectElement(a);a.data=goog.html.TrustedResourceUrl.unwrap(b)};goog.dom.safe.setScriptSrc=function(a,b){goog.dom.asserts.assertIsHTMLScriptElement(a);a.src=goog.html.TrustedResourceUrl.unwrap(b);var c=goog.getScriptNonce();c&&a.setAttribute("nonce",c)};
+goog.dom.safe.setScriptContent=function(a,b){goog.dom.asserts.assertIsHTMLScriptElement(a);a.text=goog.html.SafeScript.unwrap(b);var c=goog.getScriptNonce();c&&a.setAttribute("nonce",c)};goog.dom.safe.setLocationHref=function(a,b){goog.dom.asserts.assertIsLocation(a);var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);a.href=goog.html.SafeUrl.unwrap(c)};
+goog.dom.safe.replaceLocation=function(a,b){goog.dom.asserts.assertIsLocation(a);var c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitizeAssertUnchanged(b);a.replace(goog.html.SafeUrl.unwrap(c))};goog.dom.safe.openInWindow=function(a,b,c,d,e){a=a instanceof goog.html.SafeUrl?a:goog.html.SafeUrl.sanitizeAssertUnchanged(a);return(b||window).open(goog.html.SafeUrl.unwrap(a),c?goog.string.Const.unwrap(c):"",d,e)};goog.html.uncheckedconversions={};goog.html.uncheckedconversions.safeHtmlFromStringKnownToSatisfyTypeContract=function(a,b,c){goog.asserts.assertString(goog.string.Const.unwrap(a),"must provide justification");goog.asserts.assert(!goog.string.isEmptyOrWhitespace(goog.string.Const.unwrap(a)),"must provide non-empty justification");return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(b,c||null)};
 goog.html.uncheckedconversions.safeScriptFromStringKnownToSatisfyTypeContract=function(a,b){goog.asserts.assertString(goog.string.Const.unwrap(a),"must provide justification");goog.asserts.assert(!goog.string.isEmptyOrWhitespace(goog.string.Const.unwrap(a)),"must provide non-empty justification");return goog.html.SafeScript.createSafeScriptSecurityPrivateDoNotAccessOrElse(b)};
 goog.html.uncheckedconversions.safeStyleFromStringKnownToSatisfyTypeContract=function(a,b){goog.asserts.assertString(goog.string.Const.unwrap(a),"must provide justification");goog.asserts.assert(!goog.string.isEmptyOrWhitespace(goog.string.Const.unwrap(a)),"must provide non-empty justification");return goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse(b)};
 goog.html.uncheckedconversions.safeStyleSheetFromStringKnownToSatisfyTypeContract=function(a,b){goog.asserts.assertString(goog.string.Const.unwrap(a),"must provide justification");goog.asserts.assert(!goog.string.isEmptyOrWhitespace(goog.string.Const.unwrap(a)),"must provide non-empty justification");return goog.html.SafeStyleSheet.createSafeStyleSheetSecurityPrivateDoNotAccessOrElse(b)};
@@ -397,7 +300,7 @@ goog.dom.getDocumentScroll=function(){return goog.dom.getDocumentScroll_(documen
 goog.dom.getDocumentScrollElement_=function(a){return a.scrollingElement?a.scrollingElement:!goog.userAgent.WEBKIT&&goog.dom.isCss1CompatMode_(a)?a.documentElement:a.body||a.documentElement};goog.dom.getWindow=function(a){return a?goog.dom.getWindow_(a):window};goog.dom.getWindow_=function(a){return a.parentWindow||a.defaultView};goog.dom.createDom=function(a,b,c){return goog.dom.createDom_(document,arguments)};
 goog.dom.createDom_=function(a,b){var c=String(b[0]),d=b[1];if(!goog.dom.BrowserFeature.CAN_ADD_NAME_OR_TYPE_ATTRIBUTES&&d&&(d.name||d.type)){c=["<",c];d.name&&c.push(' name="',goog.string.htmlEscape(d.name),'"');if(d.type){c.push(' type="',goog.string.htmlEscape(d.type),'"');var e={};goog.object.extend(e,d);delete e.type;d=e}c.push(">");c=c.join("")}c=a.createElement(c);d&&(goog.isString(d)?c.className=d:goog.isArray(d)?c.className=d.join(" "):goog.dom.setProperties(c,d));2<b.length&&goog.dom.append_(a,
 c,b,2);return c};goog.dom.append_=function(a,b,c,d){function e(c){c&&b.appendChild(goog.isString(c)?a.createTextNode(c):c)}for(;d<c.length;d++){var f=c[d];goog.isArrayLike(f)&&!goog.dom.isNodeLike(f)?goog.array.forEach(goog.dom.isNodeList(f)?goog.array.toArray(f):f,e):e(f)}};goog.dom.$dom=goog.dom.createDom;goog.dom.createElement=function(a){return goog.dom.createElement_(document,a)};goog.dom.createElement_=function(a,b){return a.createElement(String(b))};goog.dom.createTextNode=function(a){return document.createTextNode(String(a))};
-goog.dom.createTable=function(a,b,c){return goog.dom.createTable_(document,a,b,!!c)};goog.dom.createTable_=function(a,b,c,d){for(var e=goog.dom.createElement_(a,"TABLE"),f=e.appendChild(goog.dom.createElement_(a,"TBODY")),g=0;g<b;g++){for(var h=goog.dom.createElement_(a,"TR"),k=0;k<c;k++){var n=goog.dom.createElement_(a,"TD");d&&goog.dom.setTextContent(n,goog.string.Unicode.NBSP);h.appendChild(n)}f.appendChild(h)}return e};
+goog.dom.createTable=function(a,b,c){return goog.dom.createTable_(document,a,b,!!c)};goog.dom.createTable_=function(a,b,c,d){for(var e=goog.dom.createElement_(a,"TABLE"),f=e.appendChild(goog.dom.createElement_(a,"TBODY")),g=0;g<b;g++){for(var h=goog.dom.createElement_(a,"TR"),k=0;k<c;k++){var l=goog.dom.createElement_(a,"TD");d&&goog.dom.setTextContent(l,goog.string.Unicode.NBSP);h.appendChild(l)}f.appendChild(h)}return e};
 goog.dom.constHtmlToNode=function(a){var b=goog.array.map(arguments,goog.string.Const.unwrap);b=goog.html.uncheckedconversions.safeHtmlFromStringKnownToSatisfyTypeContract(goog.string.Const.from("Constant HTML string, that gets turned into a Node later, so it will be automatically balanced."),b.join(""));return goog.dom.safeHtmlToNode(b)};goog.dom.safeHtmlToNode=function(a){return goog.dom.safeHtmlToNode_(document,a)};
 goog.dom.safeHtmlToNode_=function(a,b){var c=goog.dom.createElement_(a,"DIV");goog.dom.BrowserFeature.INNER_HTML_NEEDS_SCOPED_ELEMENT?(goog.dom.safe.setInnerHtml(c,goog.html.SafeHtml.concat(goog.html.SafeHtml.BR,b)),c.removeChild(c.firstChild)):goog.dom.safe.setInnerHtml(c,b);return goog.dom.childrenToNode_(a,c)};goog.dom.childrenToNode_=function(a,b){if(1==b.childNodes.length)return b.removeChild(b.firstChild);for(var c=a.createDocumentFragment();b.firstChild;)c.appendChild(b.firstChild);return c};
 goog.dom.isCss1CompatMode=function(){return goog.dom.isCss1CompatMode_(document)};goog.dom.isCss1CompatMode_=function(a){return goog.dom.COMPAT_MODE_KNOWN_?goog.dom.ASSUME_STANDARDS_MODE:"CSS1Compat"==a.compatMode};goog.dom.canHaveChildren=function(a){if(a.nodeType!=goog.dom.NodeType.ELEMENT)return!1;switch(a.tagName){case "APPLET":case "AREA":case "BASE":case "BR":case "COL":case "COMMAND":case "EMBED":case "FRAME":case "HR":case "IMG":case "INPUT":case "IFRAME":case "ISINDEX":case "KEYGEN":case "LINK":case "NOFRAMES":case "NOSCRIPT":case "META":case "OBJECT":case "PARAM":case "SCRIPT":case "SOURCE":case "STYLE":case "TRACK":case "WBR":return!1}return!0};
@@ -423,7 +326,7 @@ goog.dom.getTextContent_=function(a,b,c){if(!(a.nodeName in goog.dom.TAGS_TO_IGN
 goog.dom.getNodeTextOffset=function(a,b){for(var c=b||goog.dom.getOwnerDocument(a).body,d=[];a&&a!=c;){for(var e=a;e=e.previousSibling;)d.unshift(goog.dom.getTextContent(e));a=a.parentNode}return goog.string.trimLeft(d.join("")).replace(/ +/g," ").length};
 goog.dom.getNodeAtOffset=function(a,b,c){a=[a];for(var d=0,e=null;0<a.length&&d<b;)if(e=a.pop(),!(e.nodeName in goog.dom.TAGS_TO_IGNORE_))if(e.nodeType==goog.dom.NodeType.TEXT){var f=e.nodeValue.replace(/(\r\n|\r|\n)/g,"").replace(/ +/g," ");d+=f.length}else if(e.nodeName in goog.dom.PREDEFINED_TAG_VALUES_)d+=goog.dom.PREDEFINED_TAG_VALUES_[e.nodeName].length;else for(f=e.childNodes.length-1;0<=f;f--)a.push(e.childNodes[f]);goog.isObject(c)&&(c.remainder=e?e.nodeValue.length+b-d-1:0,c.node=e);return e};
 goog.dom.isNodeList=function(a){if(a&&"number"==typeof a.length){if(goog.isObject(a))return"function"==typeof a.item||"string"==typeof a.item;if(goog.isFunction(a))return"function"==typeof a.item}return!1};goog.dom.getAncestorByTagNameAndClass=function(a,b,c,d){if(!b&&!c)return null;var e=b?String(b).toUpperCase():null;return goog.dom.getAncestor(a,function(a){return(!e||a.nodeName==e)&&(!c||goog.isString(a.className)&&goog.array.contains(a.className.split(/\s+/),c))},!0,d)};
-goog.dom.getAncestorByClass=function(a,b,c){return goog.dom.getAncestorByTagNameAndClass(a,null,b,c)};goog.dom.getAncestor=function(a,b,c,d){a&&!c&&(a=a.parentNode);for(c=0;a&&(null==d||c<=d);){goog.asserts.assert("parentNode"!=a.name);if(b(a))return a;a=a.parentNode;c++}return null};goog.dom.getActiveElement=function(a){try{return a&&a.activeElement}catch(b){}return null};
+goog.dom.getAncestorByClass=function(a,b,c){return goog.dom.getAncestorByTagNameAndClass(a,null,b,c)};goog.dom.getAncestor=function(a,b,c,d){a&&!c&&(a=a.parentNode);for(c=0;a&&(null==d||c<=d);){goog.asserts.assert("parentNode"!=a.name);if(b(a))return a;a=a.parentNode;c++}return null};goog.dom.getActiveElement=function(a){try{var b=a&&a.activeElement;return b&&b.nodeName?b:null}catch(c){return null}};
 goog.dom.getPixelRatio=function(){var a=goog.dom.getWindow();return goog.isDef(a.devicePixelRatio)?a.devicePixelRatio:a.matchMedia?goog.dom.matchesPixelRatio_(3)||goog.dom.matchesPixelRatio_(2)||goog.dom.matchesPixelRatio_(1.5)||goog.dom.matchesPixelRatio_(1)||.75:1};goog.dom.matchesPixelRatio_=function(a){return goog.dom.getWindow().matchMedia("(min-resolution: "+a+"dppx),(min--moz-device-pixel-ratio: "+a+"),(min-resolution: "+96*a+"dpi)").matches?a:0};goog.dom.getCanvasContext2D=function(a){return a.getContext("2d")};
 goog.dom.DomHelper=function(a){this.document_=a||goog.global.document||document};goog.dom.DomHelper.prototype.getDomHelper=goog.dom.getDomHelper;goog.dom.DomHelper.prototype.setDocument=function(a){this.document_=a};goog.dom.DomHelper.prototype.getDocument=function(){return this.document_};goog.dom.DomHelper.prototype.getElement=function(a){return goog.dom.getElementHelper_(this.document_,a)};
 goog.dom.DomHelper.prototype.getRequiredElement=function(a){return goog.dom.getRequiredElementHelper_(this.document_,a)};goog.dom.DomHelper.prototype.$=goog.dom.DomHelper.prototype.getElement;goog.dom.DomHelper.prototype.getElementsByTagName=function(a,b){return(b||this.document_).getElementsByTagName(String(a))};goog.dom.DomHelper.prototype.getElementsByTagNameAndClass=function(a,b,c){return goog.dom.getElementsByTagNameAndClass_(this.document_,a,b,c)};
@@ -456,7 +359,73 @@ goog.color.rgbToHsv=function(a,b,c){var d=Math.max(Math.max(a,b),c),e=Math.min(M
 goog.color.hslToHex=function(a,b,c){return goog.color.rgbArrayToHex(goog.color.hslToRgb(a,b,c))};goog.color.hslArrayToHex=function(a){return goog.color.rgbArrayToHex(goog.color.hslToRgb(a[0],a[1],a[2]))};goog.color.hexToHsv=function(a){return goog.color.rgbArrayToHsv(goog.color.hexToRgb(a))};goog.color.hsvToHex=function(a,b,c){return goog.color.rgbArrayToHex(goog.color.hsvToRgb(a,b,c))};goog.color.hsvArrayToHex=function(a){return goog.color.hsvToHex(a[0],a[1],a[2])};
 goog.color.hslDistance=function(a,b){var c=.5>=a[2]?a[1]*a[2]:a[1]*(1-a[2]);var d=.5>=b[2]?b[1]*b[2]:b[1]*(1-b[2]);return(a[2]-b[2])*(a[2]-b[2])+c*c+d*d-2*c*d*Math.cos(2*(a[0]/360-b[0]/360)*Math.PI)};goog.color.blend=function(a,b,c){c=goog.math.clamp(c,0,1);return[Math.round(c*a[0]+(1-c)*b[0]),Math.round(c*a[1]+(1-c)*b[1]),Math.round(c*a[2]+(1-c)*b[2])]};goog.color.darken=function(a,b){return goog.color.blend([0,0,0],a,b)};goog.color.lighten=function(a,b){return goog.color.blend([255,255,255],a,b)};
 goog.color.highContrast=function(a,b){for(var c=[],d=0;d<b.length;d++)c.push({color:b[d],diff:goog.color.yiqBrightnessDiff_(b[d],a)+goog.color.colorDiff_(b[d],a)});c.sort(function(a,b){return b.diff-a.diff});return c[0].color};goog.color.yiqBrightness_=function(a){return Math.round((299*a[0]+587*a[1]+114*a[2])/1E3)};goog.color.yiqBrightnessDiff_=function(a,b){return Math.abs(goog.color.yiqBrightness_(a)-goog.color.yiqBrightness_(b))};
-goog.color.colorDiff_=function(a,b){return Math.abs(a[0]-b[0])+Math.abs(a[1]-b[1])+Math.abs(a[2]-b[2])};goog.dom.vendor={};goog.dom.vendor.getVendorJsPrefix=function(){return goog.userAgent.WEBKIT?"Webkit":goog.userAgent.GECKO?"Moz":goog.userAgent.IE?"ms":goog.userAgent.OPERA?"O":null};goog.dom.vendor.getVendorPrefix=function(){return goog.userAgent.WEBKIT?"-webkit":goog.userAgent.GECKO?"-moz":goog.userAgent.IE?"-ms":goog.userAgent.OPERA?"-o":null};
+goog.color.colorDiff_=function(a,b){return Math.abs(a[0]-b[0])+Math.abs(a[1]-b[1])+Math.abs(a[2]-b[2])};goog.debug.entryPointRegistry={};goog.debug.EntryPointMonitor=function(){};goog.debug.entryPointRegistry.refList_=[];goog.debug.entryPointRegistry.monitors_=[];goog.debug.entryPointRegistry.monitorsMayExist_=!1;goog.debug.entryPointRegistry.register=function(a){goog.debug.entryPointRegistry.refList_[goog.debug.entryPointRegistry.refList_.length]=a;if(goog.debug.entryPointRegistry.monitorsMayExist_)for(var b=goog.debug.entryPointRegistry.monitors_,c=0;c<b.length;c++)a(goog.bind(b[c].wrap,b[c]))};
+goog.debug.entryPointRegistry.monitorAll=function(a){goog.debug.entryPointRegistry.monitorsMayExist_=!0;for(var b=goog.bind(a.wrap,a),c=0;c<goog.debug.entryPointRegistry.refList_.length;c++)goog.debug.entryPointRegistry.refList_[c](b);goog.debug.entryPointRegistry.monitors_.push(a)};
+goog.debug.entryPointRegistry.unmonitorAllIfPossible=function(a){var b=goog.debug.entryPointRegistry.monitors_;goog.asserts.assert(a==b[b.length-1],"Only the most recent monitor can be unwrapped.");a=goog.bind(a.unwrap,a);for(var c=0;c<goog.debug.entryPointRegistry.refList_.length;c++)goog.debug.entryPointRegistry.refList_[c](a);b.length--};goog.debug.errorcontext={};goog.debug.errorcontext.addErrorContext=function(a,b,c){a[goog.debug.errorcontext.CONTEXT_KEY_]||(a[goog.debug.errorcontext.CONTEXT_KEY_]={});a[goog.debug.errorcontext.CONTEXT_KEY_][b]=c};goog.debug.errorcontext.getErrorContext=function(a){return a[goog.debug.errorcontext.CONTEXT_KEY_]||{}};goog.debug.errorcontext.CONTEXT_KEY_="__closure__error__context__984382";goog.debug.LOGGING_ENABLED=goog.DEBUG;goog.debug.FORCE_SLOPPY_STACKS=!1;goog.debug.catchErrors=function(a,b,c){c=c||goog.global;var d=c.onerror,e=!!b;goog.userAgent.WEBKIT&&!goog.userAgent.isVersionOrHigher("535.3")&&(e=!e);c.onerror=function(b,c,h,k,l){d&&d(b,c,h,k,l);a({message:b,fileName:c,line:h,lineNumber:h,col:k,error:l});return e}};
+goog.debug.expose=function(a,b){if("undefined"==typeof a)return"undefined";if(null==a)return"NULL";var c=[],d;for(d in a)if(b||!goog.isFunction(a[d])){var e=d+" = ";try{e+=a[d]}catch(f){e+="*** "+f+" ***"}c.push(e)}return c.join("\n")};
+goog.debug.deepExpose=function(a,b){var c=[],d=[],e={},f=function(a,g){var h=g+"  ";try{if(goog.isDef(a))if(goog.isNull(a))c.push("NULL");else if(goog.isString(a))c.push('"'+a.replace(/\n/g,"\n"+g)+'"');else if(goog.isFunction(a))c.push(String(a).replace(/\n/g,"\n"+g));else if(goog.isObject(a)){goog.hasUid(a)||d.push(a);var k=goog.getUid(a);if(e[k])c.push("*** reference loop detected (id="+k+") ***");else{e[k]=!0;c.push("{");for(var m in a)if(b||!goog.isFunction(a[m]))c.push("\n"),c.push(h),c.push(m+
+" = "),f(a[m],h);c.push("\n"+g+"}");delete e[k]}}else c.push(a);else c.push("undefined")}catch(p){c.push("*** "+p+" ***")}};f(a,"");for(var g=0;g<d.length;g++)goog.removeUid(d[g]);return c.join("")};goog.debug.exposeArray=function(a){for(var b=[],c=0;c<a.length;c++)goog.isArray(a[c])?b.push(goog.debug.exposeArray(a[c])):b.push(a[c]);return"[ "+b.join(", ")+" ]"};
+goog.debug.normalizeErrorObject=function(a){var b=goog.getObjectByName("window.location.href");if(goog.isString(a))return{message:a,name:"Unknown error",lineNumber:"Not available",fileName:b,stack:"Not available"};var c=!1;try{var d=a.lineNumber||a.line||"Not available"}catch(f){d="Not available",c=!0}try{var e=a.fileName||a.filename||a.sourceURL||goog.global.$googDebugFname||b}catch(f){e="Not available",c=!0}return!c&&a.lineNumber&&a.fileName&&a.stack&&a.message&&a.name?a:{message:a.message||"Not available",
+name:a.name||"UnknownError",lineNumber:d,fileName:e,stack:a.stack||"Not available"}};goog.debug.enhanceError=function(a,b){if(a instanceof Error)var c=a;else c=Error(a),Error.captureStackTrace&&Error.captureStackTrace(c,goog.debug.enhanceError);c.stack||(c.stack=goog.debug.getStacktrace(goog.debug.enhanceError));if(b){for(var d=0;c["message"+d];)++d;c["message"+d]=String(b)}return c};
+goog.debug.enhanceErrorWithContext=function(a,b){var c=goog.debug.enhanceError(a);if(b)for(var d in b)goog.debug.errorcontext.addErrorContext(c,d,b[d]);return c};
+goog.debug.getStacktraceSimple=function(a){if(!goog.debug.FORCE_SLOPPY_STACKS){var b=goog.debug.getNativeStackTrace_(goog.debug.getStacktraceSimple);if(b)return b}b=[];for(var c=arguments.callee.caller,d=0;c&&(!a||d<a);){b.push(goog.debug.getFunctionName(c));b.push("()\n");try{c=c.caller}catch(e){b.push("[exception trying to get caller]\n");break}d++;if(d>=goog.debug.MAX_STACK_DEPTH){b.push("[...long stack...]");break}}a&&d>=a?b.push("[...reached max depth limit...]"):b.push("[end]");return b.join("")};
+goog.debug.MAX_STACK_DEPTH=50;goog.debug.getNativeStackTrace_=function(a){var b=Error();if(Error.captureStackTrace)return Error.captureStackTrace(b,a),String(b.stack);try{throw b;}catch(c){b=c}return(a=b.stack)?String(a):null};goog.debug.getStacktrace=function(a){var b;goog.debug.FORCE_SLOPPY_STACKS||(b=goog.debug.getNativeStackTrace_(a||goog.debug.getStacktrace));b||(b=goog.debug.getStacktraceHelper_(a||arguments.callee.caller,[]));return b};
+goog.debug.getStacktraceHelper_=function(a,b){var c=[];if(goog.array.contains(b,a))c.push("[...circular reference...]");else if(a&&b.length<goog.debug.MAX_STACK_DEPTH){c.push(goog.debug.getFunctionName(a)+"(");for(var d=a.arguments,e=0;d&&e<d.length;e++){0<e&&c.push(", ");var f=d[e];switch(typeof f){case "object":f=f?"object":"null";break;case "string":break;case "number":f=String(f);break;case "boolean":f=f?"true":"false";break;case "function":f=(f=goog.debug.getFunctionName(f))?f:"[fn]";break;default:f=
+typeof f}40<f.length&&(f=f.substr(0,40)+"...");c.push(f)}b.push(a);c.push(")\n");try{c.push(goog.debug.getStacktraceHelper_(a.caller,b))}catch(g){c.push("[exception trying to get caller]\n")}}else a?c.push("[...long stack...]"):c.push("[end]");return c.join("")};goog.debug.setFunctionResolver=function(a){goog.debug.fnNameResolver_=a};
+goog.debug.getFunctionName=function(a){if(goog.debug.fnNameCache_[a])return goog.debug.fnNameCache_[a];if(goog.debug.fnNameResolver_){var b=goog.debug.fnNameResolver_(a);if(b)return goog.debug.fnNameCache_[a]=b}a=String(a);goog.debug.fnNameCache_[a]||(b=/function ([^\(]+)/.exec(a),goog.debug.fnNameCache_[a]=b?b[1]:"[Anonymous]");return goog.debug.fnNameCache_[a]};
+goog.debug.makeWhitespaceVisible=function(a){return a.replace(/ /g,"[_]").replace(/\f/g,"[f]").replace(/\n/g,"[n]\n").replace(/\r/g,"[r]").replace(/\t/g,"[t]")};goog.debug.runtimeType=function(a){return a instanceof Function?a.displayName||a.name||"unknown type name":a instanceof Object?a.constructor.displayName||a.constructor.name||Object.prototype.toString.call(a):null===a?"null":typeof a};goog.debug.fnNameCache_={};goog.debug.freezeInternal_=goog.DEBUG&&Object.freeze||function(a){return a};
+goog.debug.freeze=function(a){return goog.debug.freezeInternal_(a)};goog.events={};$jscomp.scope.purify=function(a){return{valueOf:a}.valueOf()};
+goog.events.BrowserFeature={HAS_W3C_BUTTON:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),HAS_W3C_EVENT_SUPPORT:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),SET_KEY_CODE_TO_PREVENT_DEFAULT:goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),HAS_NAVIGATOR_ONLINE_PROPERTY:!goog.userAgent.WEBKIT||goog.userAgent.isVersionOrHigher("528"),HAS_HTML5_NETWORK_EVENT_SUPPORT:goog.userAgent.GECKO&&goog.userAgent.isVersionOrHigher("1.9b")||goog.userAgent.IE&&goog.userAgent.isVersionOrHigher("8")||
+goog.userAgent.OPERA&&goog.userAgent.isVersionOrHigher("9.5")||goog.userAgent.WEBKIT&&goog.userAgent.isVersionOrHigher("528"),HTML5_NETWORK_EVENTS_FIRE_ON_BODY:goog.userAgent.GECKO&&!goog.userAgent.isVersionOrHigher("8")||goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),TOUCH_ENABLED:"ontouchstart"in goog.global||!!(goog.global.document&&document.documentElement&&"ontouchstart"in document.documentElement)||!(!goog.global.navigator||!goog.global.navigator.maxTouchPoints&&!goog.global.navigator.msMaxTouchPoints),
+POINTER_EVENTS:"PointerEvent"in goog.global,MSPOINTER_EVENTS:"MSPointerEvent"in goog.global&&!(!goog.global.navigator||!goog.global.navigator.msPointerEnabled),PASSIVE_EVENTS:(0,$jscomp.scope.purify)(function(){if(!goog.global.addEventListener||!Object.defineProperty)return!1;var a=!1,b=Object.defineProperty({},"passive",{get:function(){a=!0}});goog.global.addEventListener("test",goog.nullFunction,b);goog.global.removeEventListener("test",goog.nullFunction,b);return a})};goog.disposable={};goog.disposable.IDisposable=function(){};goog.disposable.IDisposable.prototype.dispose=goog.abstractMethod;goog.disposable.IDisposable.prototype.isDisposed=goog.abstractMethod;goog.Disposable=function(){goog.Disposable.MONITORING_MODE!=goog.Disposable.MonitoringMode.OFF&&(goog.Disposable.INCLUDE_STACK_ON_CREATION&&(this.creationStack=Error().stack),goog.Disposable.instances_[goog.getUid(this)]=this);this.disposed_=this.disposed_;this.onDisposeCallbacks_=this.onDisposeCallbacks_};goog.Disposable.MonitoringMode={OFF:0,PERMANENT:1,INTERACTIVE:2};goog.Disposable.MONITORING_MODE=0;goog.Disposable.INCLUDE_STACK_ON_CREATION=!0;goog.Disposable.instances_={};
+goog.Disposable.getUndisposedObjects=function(){var a=[],b;for(b in goog.Disposable.instances_)goog.Disposable.instances_.hasOwnProperty(b)&&a.push(goog.Disposable.instances_[Number(b)]);return a};goog.Disposable.clearUndisposedObjects=function(){goog.Disposable.instances_={}};goog.Disposable.prototype.disposed_=!1;goog.Disposable.prototype.isDisposed=function(){return this.disposed_};goog.Disposable.prototype.getDisposed=goog.Disposable.prototype.isDisposed;
+goog.Disposable.prototype.dispose=function(){if(!this.disposed_&&(this.disposed_=!0,this.disposeInternal(),goog.Disposable.MONITORING_MODE!=goog.Disposable.MonitoringMode.OFF)){var a=goog.getUid(this);if(goog.Disposable.MONITORING_MODE==goog.Disposable.MonitoringMode.PERMANENT&&!goog.Disposable.instances_.hasOwnProperty(a))throw Error(this+" did not call the goog.Disposable base constructor or was disposed of after a clearUndisposedObjects call");if(goog.Disposable.MONITORING_MODE!=goog.Disposable.MonitoringMode.OFF&&
+this.onDisposeCallbacks_&&0<this.onDisposeCallbacks_.length)throw Error(this+" did not empty its onDisposeCallbacks queue. This probably means it overrode dispose() or disposeInternal() without calling the superclass' method.");delete goog.Disposable.instances_[a]}};goog.Disposable.prototype.registerDisposable=function(a){this.addOnDisposeCallback(goog.partial(goog.dispose,a))};
+goog.Disposable.prototype.addOnDisposeCallback=function(a,b){this.disposed_?goog.isDef(b)?a.call(b):a():(this.onDisposeCallbacks_||(this.onDisposeCallbacks_=[]),this.onDisposeCallbacks_.push(goog.isDef(b)?goog.bind(a,b):a))};goog.Disposable.prototype.disposeInternal=function(){if(this.onDisposeCallbacks_)for(;this.onDisposeCallbacks_.length;)this.onDisposeCallbacks_.shift()()};goog.Disposable.isDisposed=function(a){return a&&"function"==typeof a.isDisposed?a.isDisposed():!1};
+goog.dispose=function(a){a&&"function"==typeof a.dispose&&a.dispose()};goog.disposeAll=function(a){for(var b=0,c=arguments.length;b<c;++b){var d=arguments[b];goog.isArrayLike(d)?goog.disposeAll.apply(null,d):goog.dispose(d)}};goog.events.EventId=function(a){this.id=a};goog.events.EventId.prototype.toString=function(){return this.id};goog.events.Event=function(a,b){this.type=a instanceof goog.events.EventId?String(a):a;this.currentTarget=this.target=b;this.defaultPrevented=this.propagationStopped_=!1;this.returnValue_=!0};goog.events.Event.prototype.stopPropagation=function(){this.propagationStopped_=!0};goog.events.Event.prototype.preventDefault=function(){this.defaultPrevented=!0;this.returnValue_=!1};goog.events.Event.stopPropagation=function(a){a.stopPropagation()};goog.events.Event.preventDefault=function(a){a.preventDefault()};goog.events.getVendorPrefixedName_=function(a){return goog.userAgent.WEBKIT?"webkit"+a:goog.userAgent.OPERA?"o"+a.toLowerCase():a.toLowerCase()};
+goog.events.EventType={CLICK:"click",RIGHTCLICK:"rightclick",DBLCLICK:"dblclick",MOUSEDOWN:"mousedown",MOUSEUP:"mouseup",MOUSEOVER:"mouseover",MOUSEOUT:"mouseout",MOUSEMOVE:"mousemove",MOUSEENTER:"mouseenter",MOUSELEAVE:"mouseleave",MOUSECANCEL:"mousecancel",SELECTIONCHANGE:"selectionchange",SELECTSTART:"selectstart",WHEEL:"wheel",KEYPRESS:"keypress",KEYDOWN:"keydown",KEYUP:"keyup",BLUR:"blur",FOCUS:"focus",DEACTIVATE:"deactivate",FOCUSIN:"focusin",FOCUSOUT:"focusout",CHANGE:"change",RESET:"reset",
+SELECT:"select",SUBMIT:"submit",INPUT:"input",PROPERTYCHANGE:"propertychange",DRAGSTART:"dragstart",DRAG:"drag",DRAGENTER:"dragenter",DRAGOVER:"dragover",DRAGLEAVE:"dragleave",DROP:"drop",DRAGEND:"dragend",TOUCHSTART:"touchstart",TOUCHMOVE:"touchmove",TOUCHEND:"touchend",TOUCHCANCEL:"touchcancel",BEFOREUNLOAD:"beforeunload",CONSOLEMESSAGE:"consolemessage",CONTEXTMENU:"contextmenu",DEVICECHANGE:"devicechange",DEVICEMOTION:"devicemotion",DEVICEORIENTATION:"deviceorientation",DOMCONTENTLOADED:"DOMContentLoaded",
+ERROR:"error",HELP:"help",LOAD:"load",LOSECAPTURE:"losecapture",ORIENTATIONCHANGE:"orientationchange",READYSTATECHANGE:"readystatechange",RESIZE:"resize",SCROLL:"scroll",UNLOAD:"unload",CANPLAY:"canplay",CANPLAYTHROUGH:"canplaythrough",DURATIONCHANGE:"durationchange",EMPTIED:"emptied",ENDED:"ended",LOADEDDATA:"loadeddata",LOADEDMETADATA:"loadedmetadata",PAUSE:"pause",PLAY:"play",PLAYING:"playing",RATECHANGE:"ratechange",SEEKED:"seeked",SEEKING:"seeking",STALLED:"stalled",SUSPEND:"suspend",TIMEUPDATE:"timeupdate",
+VOLUMECHANGE:"volumechange",WAITING:"waiting",SOURCEOPEN:"sourceopen",SOURCEENDED:"sourceended",SOURCECLOSED:"sourceclosed",ABORT:"abort",UPDATE:"update",UPDATESTART:"updatestart",UPDATEEND:"updateend",HASHCHANGE:"hashchange",PAGEHIDE:"pagehide",PAGESHOW:"pageshow",POPSTATE:"popstate",COPY:"copy",PASTE:"paste",CUT:"cut",BEFORECOPY:"beforecopy",BEFORECUT:"beforecut",BEFOREPASTE:"beforepaste",ONLINE:"online",OFFLINE:"offline",MESSAGE:"message",CONNECT:"connect",INSTALL:"install",ACTIVATE:"activate",
+FETCH:"fetch",FOREIGNFETCH:"foreignfetch",MESSAGEERROR:"messageerror",STATECHANGE:"statechange",UPDATEFOUND:"updatefound",CONTROLLERCHANGE:"controllerchange",ANIMATIONSTART:goog.events.getVendorPrefixedName_("AnimationStart"),ANIMATIONEND:goog.events.getVendorPrefixedName_("AnimationEnd"),ANIMATIONITERATION:goog.events.getVendorPrefixedName_("AnimationIteration"),TRANSITIONEND:goog.events.getVendorPrefixedName_("TransitionEnd"),POINTERDOWN:"pointerdown",POINTERUP:"pointerup",POINTERCANCEL:"pointercancel",
+POINTERMOVE:"pointermove",POINTEROVER:"pointerover",POINTEROUT:"pointerout",POINTERENTER:"pointerenter",POINTERLEAVE:"pointerleave",GOTPOINTERCAPTURE:"gotpointercapture",LOSTPOINTERCAPTURE:"lostpointercapture",MSGESTURECHANGE:"MSGestureChange",MSGESTUREEND:"MSGestureEnd",MSGESTUREHOLD:"MSGestureHold",MSGESTURESTART:"MSGestureStart",MSGESTURETAP:"MSGestureTap",MSGOTPOINTERCAPTURE:"MSGotPointerCapture",MSINERTIASTART:"MSInertiaStart",MSLOSTPOINTERCAPTURE:"MSLostPointerCapture",MSPOINTERCANCEL:"MSPointerCancel",
+MSPOINTERDOWN:"MSPointerDown",MSPOINTERENTER:"MSPointerEnter",MSPOINTERHOVER:"MSPointerHover",MSPOINTERLEAVE:"MSPointerLeave",MSPOINTERMOVE:"MSPointerMove",MSPOINTEROUT:"MSPointerOut",MSPOINTEROVER:"MSPointerOver",MSPOINTERUP:"MSPointerUp",TEXT:"text",TEXTINPUT:goog.userAgent.IE?"textinput":"textInput",COMPOSITIONSTART:"compositionstart",COMPOSITIONUPDATE:"compositionupdate",COMPOSITIONEND:"compositionend",BEFOREINPUT:"beforeinput",EXIT:"exit",LOADABORT:"loadabort",LOADCOMMIT:"loadcommit",LOADREDIRECT:"loadredirect",
+LOADSTART:"loadstart",LOADSTOP:"loadstop",RESPONSIVE:"responsive",SIZECHANGED:"sizechanged",UNRESPONSIVE:"unresponsive",VISIBILITYCHANGE:"visibilitychange",STORAGE:"storage",DOMSUBTREEMODIFIED:"DOMSubtreeModified",DOMNODEINSERTED:"DOMNodeInserted",DOMNODEREMOVED:"DOMNodeRemoved",DOMNODEREMOVEDFROMDOCUMENT:"DOMNodeRemovedFromDocument",DOMNODEINSERTEDINTODOCUMENT:"DOMNodeInsertedIntoDocument",DOMATTRMODIFIED:"DOMAttrModified",DOMCHARACTERDATAMODIFIED:"DOMCharacterDataModified",BEFOREPRINT:"beforeprint",
+AFTERPRINT:"afterprint",BEFOREINSTALLPROMPT:"beforeinstallprompt",APPINSTALLED:"appinstalled"};goog.events.getPointerFallbackEventName_=function(a,b,c){return goog.events.BrowserFeature.POINTER_EVENTS?a:goog.events.BrowserFeature.MSPOINTER_EVENTS?b:c};
+goog.events.PointerFallbackEventType={POINTERDOWN:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERDOWN,goog.events.EventType.MSPOINTERDOWN,goog.events.EventType.MOUSEDOWN),POINTERUP:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERUP,goog.events.EventType.MSPOINTERUP,goog.events.EventType.MOUSEUP),POINTERCANCEL:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERCANCEL,goog.events.EventType.MSPOINTERCANCEL,goog.events.EventType.MOUSECANCEL),
+POINTERMOVE:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERMOVE,goog.events.EventType.MSPOINTERMOVE,goog.events.EventType.MOUSEMOVE),POINTEROVER:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTEROVER,goog.events.EventType.MSPOINTEROVER,goog.events.EventType.MOUSEOVER),POINTEROUT:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTEROUT,goog.events.EventType.MSPOINTEROUT,goog.events.EventType.MOUSEOUT),POINTERENTER:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERENTER,
+goog.events.EventType.MSPOINTERENTER,goog.events.EventType.MOUSEENTER),POINTERLEAVE:goog.events.getPointerFallbackEventName_(goog.events.EventType.POINTERLEAVE,goog.events.EventType.MSPOINTERLEAVE,goog.events.EventType.MOUSELEAVE)};
+goog.events.PointerAsMouseEventType={MOUSEDOWN:goog.events.PointerFallbackEventType.POINTERDOWN,MOUSEUP:goog.events.PointerFallbackEventType.POINTERUP,MOUSECANCEL:goog.events.PointerFallbackEventType.POINTERCANCEL,MOUSEMOVE:goog.events.PointerFallbackEventType.POINTERMOVE,MOUSEOVER:goog.events.PointerFallbackEventType.POINTEROVER,MOUSEOUT:goog.events.PointerFallbackEventType.POINTEROUT,MOUSEENTER:goog.events.PointerFallbackEventType.POINTERENTER,MOUSELEAVE:goog.events.PointerFallbackEventType.POINTERLEAVE};goog.events.BrowserEvent=function(a,b){goog.events.Event.call(this,a?a.type:"");this.relatedTarget=this.currentTarget=this.target=null;this.button=this.screenY=this.screenX=this.clientY=this.clientX=this.offsetY=this.offsetX=0;this.key="";this.charCode=this.keyCode=0;this.metaKey=this.shiftKey=this.altKey=this.ctrlKey=!1;this.state=null;this.platformModifierKey=!1;this.pointerId=0;this.pointerType="";this.event_=null;a&&this.init(a,b)};goog.inherits(goog.events.BrowserEvent,goog.events.Event);
+goog.events.BrowserEvent.MouseButton={LEFT:0,MIDDLE:1,RIGHT:2};goog.events.BrowserEvent.PointerType={MOUSE:"mouse",PEN:"pen",TOUCH:"touch"};goog.events.BrowserEvent.IEButtonMap=goog.debug.freeze([1,4,2]);goog.events.BrowserEvent.IE_BUTTON_MAP=goog.events.BrowserEvent.IEButtonMap;goog.events.BrowserEvent.IE_POINTER_TYPE_MAP=goog.debug.freeze({2:goog.events.BrowserEvent.PointerType.TOUCH,3:goog.events.BrowserEvent.PointerType.PEN,4:goog.events.BrowserEvent.PointerType.MOUSE});
+goog.events.BrowserEvent.prototype.init=function(a,b){var c=this.type=a.type,d=a.changedTouches?a.changedTouches[0]:null;this.target=a.target||a.srcElement;this.currentTarget=b;var e=a.relatedTarget;e?goog.userAgent.GECKO&&(goog.reflect.canAccessProperty(e,"nodeName")||(e=null)):c==goog.events.EventType.MOUSEOVER?e=a.fromElement:c==goog.events.EventType.MOUSEOUT&&(e=a.toElement);this.relatedTarget=e;goog.isNull(d)?(this.offsetX=goog.userAgent.WEBKIT||void 0!==a.offsetX?a.offsetX:a.layerX,this.offsetY=
+goog.userAgent.WEBKIT||void 0!==a.offsetY?a.offsetY:a.layerY,this.clientX=void 0!==a.clientX?a.clientX:a.pageX,this.clientY=void 0!==a.clientY?a.clientY:a.pageY,this.screenX=a.screenX||0,this.screenY=a.screenY||0):(this.clientX=void 0!==d.clientX?d.clientX:d.pageX,this.clientY=void 0!==d.clientY?d.clientY:d.pageY,this.screenX=d.screenX||0,this.screenY=d.screenY||0);this.button=a.button;this.keyCode=a.keyCode||0;this.key=a.key||"";this.charCode=a.charCode||("keypress"==c?a.keyCode:0);this.ctrlKey=
+a.ctrlKey;this.altKey=a.altKey;this.shiftKey=a.shiftKey;this.metaKey=a.metaKey;this.platformModifierKey=goog.userAgent.MAC?a.metaKey:a.ctrlKey;this.pointerId=a.pointerId||0;this.pointerType=goog.events.BrowserEvent.getPointerType_(a);this.state=a.state;this.event_=a;a.defaultPrevented&&this.preventDefault()};
+goog.events.BrowserEvent.prototype.isButton=function(a){return goog.events.BrowserFeature.HAS_W3C_BUTTON?this.event_.button==a:"click"==this.type?a==goog.events.BrowserEvent.MouseButton.LEFT:!!(this.event_.button&goog.events.BrowserEvent.IE_BUTTON_MAP[a])};goog.events.BrowserEvent.prototype.isMouseActionButton=function(){return this.isButton(goog.events.BrowserEvent.MouseButton.LEFT)&&!(goog.userAgent.WEBKIT&&goog.userAgent.MAC&&this.ctrlKey)};
+goog.events.BrowserEvent.prototype.stopPropagation=function(){goog.events.BrowserEvent.superClass_.stopPropagation.call(this);this.event_.stopPropagation?this.event_.stopPropagation():this.event_.cancelBubble=!0};
+goog.events.BrowserEvent.prototype.preventDefault=function(){goog.events.BrowserEvent.superClass_.preventDefault.call(this);var a=this.event_;if(a.preventDefault)a.preventDefault();else if(a.returnValue=!1,goog.events.BrowserFeature.SET_KEY_CODE_TO_PREVENT_DEFAULT)try{if(a.ctrlKey||112<=a.keyCode&&123>=a.keyCode)a.keyCode=-1}catch(b){}};goog.events.BrowserEvent.prototype.getBrowserEvent=function(){return this.event_};
+goog.events.BrowserEvent.getPointerType_=function(a){return goog.isString(a.pointerType)?a.pointerType:goog.events.BrowserEvent.IE_POINTER_TYPE_MAP[a.pointerType]||""};goog.events.Listenable=function(){};goog.events.Listenable.IMPLEMENTED_BY_PROP="closure_listenable_"+(1E6*Math.random()|0);goog.events.Listenable.addImplementation=function(a){a.prototype[goog.events.Listenable.IMPLEMENTED_BY_PROP]=!0};goog.events.Listenable.isImplementedBy=function(a){return!(!a||!a[goog.events.Listenable.IMPLEMENTED_BY_PROP])};goog.events.ListenableKey=function(){};goog.events.ListenableKey.counter_=0;goog.events.ListenableKey.reserveKey=function(){return++goog.events.ListenableKey.counter_};goog.events.Listener=function(a,b,c,d,e,f){goog.events.Listener.ENABLE_MONITORING&&(this.creationStack=Error().stack);this.listener=a;this.proxy=b;this.src=c;this.type=d;this.capture=!!e;this.handler=f;this.key=goog.events.ListenableKey.reserveKey();this.removed=this.callOnce=!1};goog.events.Listener.ENABLE_MONITORING=!1;goog.events.Listener.prototype.markAsRemoved=function(){this.removed=!0;this.handler=this.src=this.proxy=this.listener=null};goog.events.ListenerMap=function(a){this.src=a;this.listeners={};this.typeCount_=0};goog.events.ListenerMap.prototype.getTypeCount=function(){return this.typeCount_};goog.events.ListenerMap.prototype.getListenerCount=function(){var a=0,b;for(b in this.listeners)a+=this.listeners[b].length;return a};
+goog.events.ListenerMap.prototype.add=function(a,b,c,d,e){var f=a.toString();a=this.listeners[f];a||(a=this.listeners[f]=[],this.typeCount_++);var g=goog.events.ListenerMap.findListenerIndex_(a,b,d,e);-1<g?(b=a[g],c||(b.callOnce=!1)):(b=new goog.events.Listener(b,null,this.src,f,!!d,e),b.callOnce=c,a.push(b));return b};
+goog.events.ListenerMap.prototype.remove=function(a,b,c,d){a=a.toString();if(!(a in this.listeners))return!1;var e=this.listeners[a];b=goog.events.ListenerMap.findListenerIndex_(e,b,c,d);return-1<b?(e[b].markAsRemoved(),goog.array.removeAt(e,b),0==e.length&&(delete this.listeners[a],this.typeCount_--),!0):!1};
+goog.events.ListenerMap.prototype.removeByKey=function(a){var b=a.type;if(!(b in this.listeners))return!1;var c=goog.array.remove(this.listeners[b],a);c&&(a.markAsRemoved(),0==this.listeners[b].length&&(delete this.listeners[b],this.typeCount_--));return c};goog.events.ListenerMap.prototype.removeAll=function(a){a=a&&a.toString();var b=0,c;for(c in this.listeners)if(!a||c==a){for(var d=this.listeners[c],e=0;e<d.length;e++)++b,d[e].markAsRemoved();delete this.listeners[c];this.typeCount_--}return b};
+goog.events.ListenerMap.prototype.getListeners=function(a,b){var c=this.listeners[a.toString()],d=[];if(c)for(var e=0;e<c.length;++e){var f=c[e];f.capture==b&&d.push(f)}return d};goog.events.ListenerMap.prototype.getListener=function(a,b,c,d){a=this.listeners[a.toString()];var e=-1;a&&(e=goog.events.ListenerMap.findListenerIndex_(a,b,c,d));return-1<e?a[e]:null};
+goog.events.ListenerMap.prototype.hasListener=function(a,b){var c=goog.isDef(a),d=c?a.toString():"",e=goog.isDef(b);return goog.object.some(this.listeners,function(a,g){for(var f=0;f<a.length;++f)if(!(c&&a[f].type!=d||e&&a[f].capture!=b))return!0;return!1})};goog.events.ListenerMap.findListenerIndex_=function(a,b,c,d){for(var e=0;e<a.length;++e){var f=a[e];if(!f.removed&&f.listener==b&&f.capture==!!c&&f.handler==d)return e}return-1};goog.events.LISTENER_MAP_PROP_="closure_lm_"+(1E6*Math.random()|0);goog.events.onString_="on";goog.events.onStringMap_={};goog.events.CaptureSimulationMode={OFF_AND_FAIL:0,OFF_AND_SILENT:1,ON:2};goog.events.CAPTURE_SIMULATION_MODE=2;goog.events.listenerCountEstimate_=0;
+goog.events.listen=function(a,b,c,d,e){if(d&&d.once)return goog.events.listenOnce(a,b,c,d,e);if(goog.isArray(b)){for(var f=0;f<b.length;f++)goog.events.listen(a,b[f],c,d,e);return null}c=goog.events.wrapListener(c);return goog.events.Listenable.isImplementedBy(a)?(d=goog.isObject(d)?!!d.capture:!!d,a.listen(b,c,d,e)):goog.events.listen_(a,b,c,!1,d,e)};
+goog.events.listen_=function(a,b,c,d,e,f){if(!b)throw Error("Invalid event type");var g=goog.isObject(e)?!!e.capture:!!e;if(g&&!goog.events.BrowserFeature.HAS_W3C_EVENT_SUPPORT){if(goog.events.CAPTURE_SIMULATION_MODE==goog.events.CaptureSimulationMode.OFF_AND_FAIL)return goog.asserts.fail("Can not register capture listener in IE8-."),null;if(goog.events.CAPTURE_SIMULATION_MODE==goog.events.CaptureSimulationMode.OFF_AND_SILENT)return null}var h=goog.events.getListenerMap_(a);h||(a[goog.events.LISTENER_MAP_PROP_]=
+h=new goog.events.ListenerMap(a));c=h.add(b,c,d,g,f);if(c.proxy)return c;d=goog.events.getProxy();c.proxy=d;d.src=a;d.listener=c;if(a.addEventListener)goog.events.BrowserFeature.PASSIVE_EVENTS||(e=g),void 0===e&&(e=!1),a.addEventListener(b.toString(),d,e);else if(a.attachEvent)a.attachEvent(goog.events.getOnString_(b.toString()),d);else if(a.addListener&&a.removeListener)goog.asserts.assert("change"===b,"MediaQueryList only has a change event"),a.addListener(d);else throw Error("addEventListener and attachEvent are unavailable.");
+goog.events.listenerCountEstimate_++;return c};goog.events.getProxy=function(){var a=goog.events.handleBrowserEvent_,b=goog.events.BrowserFeature.HAS_W3C_EVENT_SUPPORT?function(c){return a.call(b.src,b.listener,c)}:function(c){c=a.call(b.src,b.listener,c);if(!c)return c};return b};
+goog.events.listenOnce=function(a,b,c,d,e){if(goog.isArray(b)){for(var f=0;f<b.length;f++)goog.events.listenOnce(a,b[f],c,d,e);return null}c=goog.events.wrapListener(c);return goog.events.Listenable.isImplementedBy(a)?(d=goog.isObject(d)?!!d.capture:!!d,a.listenOnce(b,c,d,e)):goog.events.listen_(a,b,c,!0,d,e)};goog.events.listenWithWrapper=function(a,b,c,d,e){b.listen(a,c,d,e)};
+goog.events.unlisten=function(a,b,c,d,e){if(goog.isArray(b)){for(var f=0;f<b.length;f++)goog.events.unlisten(a,b[f],c,d,e);return null}d=goog.isObject(d)?!!d.capture:!!d;c=goog.events.wrapListener(c);if(goog.events.Listenable.isImplementedBy(a))return a.unlisten(b,c,d,e);if(!a)return!1;if(a=goog.events.getListenerMap_(a))if(b=a.getListener(b,c,d,e))return goog.events.unlistenByKey(b);return!1};
+goog.events.unlistenByKey=function(a){if(goog.isNumber(a)||!a||a.removed)return!1;var b=a.src;if(goog.events.Listenable.isImplementedBy(b))return b.unlistenByKey(a);var c=a.type,d=a.proxy;b.removeEventListener?b.removeEventListener(c,d,a.capture):b.detachEvent?b.detachEvent(goog.events.getOnString_(c),d):b.addListener&&b.removeListener&&b.removeListener(d);goog.events.listenerCountEstimate_--;(c=goog.events.getListenerMap_(b))?(c.removeByKey(a),0==c.getTypeCount()&&(c.src=null,b[goog.events.LISTENER_MAP_PROP_]=
+null)):a.markAsRemoved();return!0};goog.events.unlistenWithWrapper=function(a,b,c,d,e){b.unlisten(a,c,d,e)};goog.events.removeAll=function(a,b){if(!a)return 0;if(goog.events.Listenable.isImplementedBy(a))return a.removeAllListeners(b);var c=goog.events.getListenerMap_(a);if(!c)return 0;var d=0,e=b&&b.toString(),f;for(f in c.listeners)if(!e||f==e)for(var g=c.listeners[f].concat(),h=0;h<g.length;++h)goog.events.unlistenByKey(g[h])&&++d;return d};
+goog.events.getListeners=function(a,b,c){return goog.events.Listenable.isImplementedBy(a)?a.getListeners(b,c):a?(a=goog.events.getListenerMap_(a))?a.getListeners(b,c):[]:[]};goog.events.getListener=function(a,b,c,d,e){c=goog.events.wrapListener(c);d=!!d;return goog.events.Listenable.isImplementedBy(a)?a.getListener(b,c,d,e):a?(a=goog.events.getListenerMap_(a))?a.getListener(b,c,d,e):null:null};
+goog.events.hasListener=function(a,b,c){if(goog.events.Listenable.isImplementedBy(a))return a.hasListener(b,c);a=goog.events.getListenerMap_(a);return!!a&&a.hasListener(b,c)};goog.events.expose=function(a){var b=[],c;for(c in a)a[c]&&a[c].id?b.push(c+" = "+a[c]+" ("+a[c].id+")"):b.push(c+" = "+a[c]);return b.join("\n")};goog.events.getOnString_=function(a){return a in goog.events.onStringMap_?goog.events.onStringMap_[a]:goog.events.onStringMap_[a]=goog.events.onString_+a};
+goog.events.fireListeners=function(a,b,c,d){return goog.events.Listenable.isImplementedBy(a)?a.fireListeners(b,c,d):goog.events.fireListeners_(a,b,c,d)};goog.events.fireListeners_=function(a,b,c,d){var e=!0;if(a=goog.events.getListenerMap_(a))if(b=a.listeners[b.toString()])for(b=b.concat(),a=0;a<b.length;a++){var f=b[a];f&&f.capture==c&&!f.removed&&(f=goog.events.fireListener(f,d),e=e&&!1!==f)}return e};
+goog.events.fireListener=function(a,b){var c=a.listener,d=a.handler||a.src;a.callOnce&&goog.events.unlistenByKey(a);return c.call(d,b)};goog.events.getTotalListenerCount=function(){return goog.events.listenerCountEstimate_};goog.events.dispatchEvent=function(a,b){goog.asserts.assert(goog.events.Listenable.isImplementedBy(a),"Can not use goog.events.dispatchEvent with non-goog.events.Listenable instance.");return a.dispatchEvent(b)};
+goog.events.protectBrowserEventEntryPoint=function(a){goog.events.handleBrowserEvent_=a.protectEntryPoint(goog.events.handleBrowserEvent_)};
+goog.events.handleBrowserEvent_=function(a,b){if(a.removed)return!0;if(!goog.events.BrowserFeature.HAS_W3C_EVENT_SUPPORT){var c=b||goog.getObjectByName("window.event"),d=new goog.events.BrowserEvent(c,this),e=!0;if(goog.events.CAPTURE_SIMULATION_MODE==goog.events.CaptureSimulationMode.ON){if(!goog.events.isMarkedIeEvent_(c)){goog.events.markIeEvent_(c);c=[];for(var f=d.currentTarget;f;f=f.parentNode)c.push(f);f=a.type;for(var g=c.length-1;!d.propagationStopped_&&0<=g;g--){d.currentTarget=c[g];var h=
+goog.events.fireListeners_(c[g],f,!0,d);e=e&&h}for(g=0;!d.propagationStopped_&&g<c.length;g++)d.currentTarget=c[g],h=goog.events.fireListeners_(c[g],f,!1,d),e=e&&h}}else e=goog.events.fireListener(a,d);return e}return goog.events.fireListener(a,new goog.events.BrowserEvent(b,this))};goog.events.markIeEvent_=function(a){var b=!1;if(0==a.keyCode)try{a.keyCode=-1;return}catch(c){b=!0}if(b||void 0==a.returnValue)a.returnValue=!0};goog.events.isMarkedIeEvent_=function(a){return 0>a.keyCode||void 0!=a.returnValue};
+goog.events.uniqueIdCounter_=0;goog.events.getUniqueId=function(a){return a+"_"+goog.events.uniqueIdCounter_++};goog.events.getListenerMap_=function(a){a=a[goog.events.LISTENER_MAP_PROP_];return a instanceof goog.events.ListenerMap?a:null};goog.events.LISTENER_WRAPPER_PROP_="__closure_events_fn_"+(1E9*Math.random()>>>0);
+goog.events.wrapListener=function(a){goog.asserts.assert(a,"Listener can not be null.");if(goog.isFunction(a))return a;goog.asserts.assert(a.handleEvent,"An object listener must have handleEvent method.");a[goog.events.LISTENER_WRAPPER_PROP_]||(a[goog.events.LISTENER_WRAPPER_PROP_]=function(b){return a.handleEvent(b)});return a[goog.events.LISTENER_WRAPPER_PROP_]};goog.debug.entryPointRegistry.register(function(a){goog.events.handleBrowserEvent_=a(goog.events.handleBrowserEvent_)});goog.dom.vendor={};goog.dom.vendor.getVendorJsPrefix=function(){return goog.userAgent.WEBKIT?"Webkit":goog.userAgent.GECKO?"Moz":goog.userAgent.IE?"ms":goog.userAgent.OPERA?"O":null};goog.dom.vendor.getVendorPrefix=function(){return goog.userAgent.WEBKIT?"-webkit":goog.userAgent.GECKO?"-moz":goog.userAgent.IE?"-ms":goog.userAgent.OPERA?"-o":null};
 goog.dom.vendor.getPrefixedPropertyName=function(a,b){if(b&&a in b)return a;var c=goog.dom.vendor.getVendorJsPrefix();return c?(c=c.toLowerCase(),c+=goog.string.toTitleCase(a),!goog.isDef(b)||c in b?c:null):null};goog.dom.vendor.getPrefixedEventType=function(a){return((goog.dom.vendor.getVendorJsPrefix()||"")+a).toLowerCase()};goog.math.Box=function(a,b,c,d){this.top=a;this.right=b;this.bottom=c;this.left=d};goog.math.Box.boundingBox=function(a){for(var b=new goog.math.Box(arguments[0].y,arguments[0].x,arguments[0].y,arguments[0].x),c=1;c<arguments.length;c++)b.expandToIncludeCoordinate(arguments[c]);return b};goog.math.Box.prototype.getWidth=function(){return this.right-this.left};goog.math.Box.prototype.getHeight=function(){return this.bottom-this.top};
 goog.math.Box.prototype.clone=function(){return new goog.math.Box(this.top,this.right,this.bottom,this.left)};goog.DEBUG&&(goog.math.Box.prototype.toString=function(){return"("+this.top+"t, "+this.right+"r, "+this.bottom+"b, "+this.left+"l)"});goog.math.Box.prototype.contains=function(a){return goog.math.Box.contains(this,a)};
 goog.math.Box.prototype.expand=function(a,b,c,d){goog.isObject(a)?(this.top-=a.top,this.right+=a.right,this.bottom+=a.bottom,this.left-=a.left):(this.top-=a,this.right+=Number(b),this.bottom+=Number(c),this.left-=Number(d));return this};goog.math.Box.prototype.expandToInclude=function(a){this.left=Math.min(this.left,a.left);this.top=Math.min(this.top,a.top);this.right=Math.max(this.right,a.right);this.bottom=Math.max(this.bottom,a.bottom)};
@@ -529,8 +498,16 @@ goog.events.EventHandler.prototype.listen_=function(a,b,c,d,e){goog.isArray(b)||
 goog.events.EventHandler.prototype.listenOnceWithScope=function(a,b,c,d,e){return this.listenOnce_(a,b,c,d,e)};goog.events.EventHandler.prototype.listenOnce_=function(a,b,c,d,e){if(goog.isArray(b))for(var f=0;f<b.length;f++)this.listenOnce_(a,b[f],c,d,e);else{a=goog.events.listenOnce(a,b,c||this.handleEvent,d,e||this.handler_||this);if(!a)return this;this.keys_[a.key]=a}return this};goog.events.EventHandler.prototype.listenWithWrapper=function(a,b,c,d){return this.listenWithWrapper_(a,b,c,d)};
 goog.events.EventHandler.prototype.listenWithWrapperAndScope=function(a,b,c,d,e){return this.listenWithWrapper_(a,b,c,d,e)};goog.events.EventHandler.prototype.listenWithWrapper_=function(a,b,c,d,e){b.listen(a,c,d,e||this.handler_||this,this);return this};goog.events.EventHandler.prototype.getListenerCount=function(){var a=0,b;for(b in this.keys_)Object.prototype.hasOwnProperty.call(this.keys_,b)&&a++;return a};
 goog.events.EventHandler.prototype.unlisten=function(a,b,c,d,e){if(goog.isArray(b))for(var f=0;f<b.length;f++)this.unlisten(a,b[f],c,d,e);else if(d=goog.isObject(d)?!!d.capture:!!d,a=goog.events.getListener(a,b,c||this.handleEvent,d,e||this.handler_||this))goog.events.unlistenByKey(a),delete this.keys_[a.key];return this};goog.events.EventHandler.prototype.unlistenWithWrapper=function(a,b,c,d,e){b.unlisten(a,c,d,e||this.handler_||this,this);return this};
-goog.events.EventHandler.prototype.removeAll=function(){goog.object.forEach(this.keys_,function(a,b){this.keys_.hasOwnProperty(b)&&goog.events.unlistenByKey(a)},this);this.keys_={}};goog.events.EventHandler.prototype.disposeInternal=function(){goog.events.EventHandler.superClass_.disposeInternal.call(this);this.removeAll()};goog.events.EventHandler.prototype.handleEvent=function(a){throw Error("EventHandler.handleEvent not implemented");};goog.ui={};goog.ui.IdGenerator=function(){};goog.addSingletonGetter(goog.ui.IdGenerator);goog.ui.IdGenerator.prototype.nextId_=0;goog.ui.IdGenerator.prototype.getNextUniqueId=function(){return":"+(this.nextId_++).toString(36)};goog.ui.Component=function(a){goog.events.EventTarget.call(this);this.dom_=a||goog.dom.getDomHelper();this.rightToLeft_=goog.ui.Component.defaultRightToLeft_;this.id_=null;this.inDocument_=!1;this.element_=null;this.googUiComponentHandler_=void 0;this.childIndex_=this.children_=this.parent_=this.model_=null;this.wasDecorated_=!1};goog.inherits(goog.ui.Component,goog.events.EventTarget);goog.ui.Component.ALLOW_DETACHED_DECORATION=!1;goog.ui.Component.prototype.idGenerator_=goog.ui.IdGenerator.getInstance();
-goog.ui.Component.DEFAULT_BIDI_DIR=0;goog.ui.Component.defaultRightToLeft_=1==goog.ui.Component.DEFAULT_BIDI_DIR?!1:-1==goog.ui.Component.DEFAULT_BIDI_DIR?!0:null;
+goog.events.EventHandler.prototype.removeAll=function(){goog.object.forEach(this.keys_,function(a,b){this.keys_.hasOwnProperty(b)&&goog.events.unlistenByKey(a)},this);this.keys_={}};goog.events.EventHandler.prototype.disposeInternal=function(){goog.events.EventHandler.superClass_.disposeInternal.call(this);this.removeAll()};goog.events.EventHandler.prototype.handleEvent=function(a){throw Error("EventHandler.handleEvent not implemented");};goog.events.EventTarget=function(){goog.Disposable.call(this);this.eventTargetListeners_=new goog.events.ListenerMap(this);this.actualEventTarget_=this;this.parentEventTarget_=null};goog.inherits(goog.events.EventTarget,goog.Disposable);goog.events.Listenable.addImplementation(goog.events.EventTarget);goog.events.EventTarget.MAX_ANCESTORS_=1E3;goog.events.EventTarget.prototype.getParentEventTarget=function(){return this.parentEventTarget_};
+goog.events.EventTarget.prototype.setParentEventTarget=function(a){this.parentEventTarget_=a};goog.events.EventTarget.prototype.addEventListener=function(a,b,c,d){goog.events.listen(this,a,b,c,d)};goog.events.EventTarget.prototype.removeEventListener=function(a,b,c,d){goog.events.unlisten(this,a,b,c,d)};
+goog.events.EventTarget.prototype.dispatchEvent=function(a){this.assertInitialized_();var b=this.getParentEventTarget();if(b){var c=[];for(var d=1;b;b=b.getParentEventTarget())c.push(b),goog.asserts.assert(++d<goog.events.EventTarget.MAX_ANCESTORS_,"infinite loop")}return goog.events.EventTarget.dispatchEventInternal_(this.actualEventTarget_,a,c)};
+goog.events.EventTarget.prototype.disposeInternal=function(){goog.events.EventTarget.superClass_.disposeInternal.call(this);this.removeAllListeners();this.parentEventTarget_=null};goog.events.EventTarget.prototype.listen=function(a,b,c,d){this.assertInitialized_();return this.eventTargetListeners_.add(String(a),b,!1,c,d)};goog.events.EventTarget.prototype.listenOnce=function(a,b,c,d){return this.eventTargetListeners_.add(String(a),b,!0,c,d)};
+goog.events.EventTarget.prototype.unlisten=function(a,b,c,d){return this.eventTargetListeners_.remove(String(a),b,c,d)};goog.events.EventTarget.prototype.unlistenByKey=function(a){return this.eventTargetListeners_.removeByKey(a)};goog.events.EventTarget.prototype.removeAllListeners=function(a){return this.eventTargetListeners_?this.eventTargetListeners_.removeAll(a):0};
+goog.events.EventTarget.prototype.fireListeners=function(a,b,c){a=this.eventTargetListeners_.listeners[String(a)];if(!a)return!0;a=a.concat();for(var d=!0,e=0;e<a.length;++e){var f=a[e];if(f&&!f.removed&&f.capture==b){var g=f.listener,h=f.handler||f.src;f.callOnce&&this.unlistenByKey(f);d=!1!==g.call(h,c)&&d}}return d&&0!=c.returnValue_};goog.events.EventTarget.prototype.getListeners=function(a,b){return this.eventTargetListeners_.getListeners(String(a),b)};
+goog.events.EventTarget.prototype.getListener=function(a,b,c,d){return this.eventTargetListeners_.getListener(String(a),b,c,d)};goog.events.EventTarget.prototype.hasListener=function(a,b){var c=goog.isDef(a)?String(a):void 0;return this.eventTargetListeners_.hasListener(c,b)};goog.events.EventTarget.prototype.setTargetForTesting=function(a){this.actualEventTarget_=a};goog.events.EventTarget.prototype.assertInitialized_=function(){goog.asserts.assert(this.eventTargetListeners_,"Event target is not initialized. Did you call the superclass (goog.events.EventTarget) constructor?")};
+goog.events.EventTarget.dispatchEventInternal_=function(a,b,c){var d=b.type||b;if(goog.isString(b))b=new goog.events.Event(b,a);else if(b instanceof goog.events.Event)b.target=b.target||a;else{var e=b;b=new goog.events.Event(d,a);goog.object.extend(b,e)}e=!0;if(c)for(var f=c.length-1;!b.propagationStopped_&&0<=f;f--){var g=b.currentTarget=c[f];e=g.fireListeners(d,!0,b)&&e}b.propagationStopped_||(g=b.currentTarget=a,e=g.fireListeners(d,!0,b)&&e,b.propagationStopped_||(e=g.fireListeners(d,!1,b)&&e));
+if(c)for(f=0;!b.propagationStopped_&&f<c.length;f++)g=b.currentTarget=c[f],e=g.fireListeners(d,!1,b)&&e;return e};goog.ui={};goog.ui.IdGenerator=function(){};goog.addSingletonGetter(goog.ui.IdGenerator);goog.ui.IdGenerator.prototype.nextId_=0;goog.ui.IdGenerator.prototype.getNextUniqueId=function(){return":"+(this.nextId_++).toString(36)};goog.ui.Component=function(a){goog.events.EventTarget.call(this);this.dom_=a||goog.dom.getDomHelper();this.rightToLeft_=goog.ui.Component.defaultRightToLeft_;this.id_=null;this.inDocument_=!1;this.element_=null;this.googUiComponentHandler_=void 0;this.childIndex_=this.children_=this.parent_=this.model_=null;this.pointerEventsEnabled_=this.wasDecorated_=!1};goog.inherits(goog.ui.Component,goog.events.EventTarget);goog.ui.Component.ALLOW_DETACHED_DECORATION=!1;
+goog.ui.Component.prototype.idGenerator_=goog.ui.IdGenerator.getInstance();goog.ui.Component.DEFAULT_BIDI_DIR=0;goog.ui.Component.defaultRightToLeft_=1==goog.ui.Component.DEFAULT_BIDI_DIR?!1:-1==goog.ui.Component.DEFAULT_BIDI_DIR?!0:null;
 goog.ui.Component.EventType={BEFORE_SHOW:"beforeshow",SHOW:"show",HIDE:"hide",DISABLE:"disable",ENABLE:"enable",HIGHLIGHT:"highlight",UNHIGHLIGHT:"unhighlight",ACTIVATE:"activate",DEACTIVATE:"deactivate",SELECT:"select",UNSELECT:"unselect",CHECK:"check",UNCHECK:"uncheck",FOCUS:"focus",BLUR:"blur",OPEN:"open",CLOSE:"close",ENTER:"enter",LEAVE:"leave",ACTION:"action",CHANGE:"change"};
 goog.ui.Component.Error={NOT_SUPPORTED:"Method not supported",DECORATE_INVALID:"Invalid element to decorate",ALREADY_RENDERED:"Component already rendered",PARENT_UNABLE_TO_BE_SET:"Unable to set parent component",CHILD_INDEX_OUT_OF_BOUNDS:"Child component index out of bounds",NOT_OUR_CHILD:"Child is not in parent component",NOT_IN_DOCUMENT:"Operation not supported while component is not in document",STATE_INVALID:"Invalid component state"};
 goog.ui.Component.State={ALL:255,DISABLED:1,HOVER:2,ACTIVE:4,SELECTED:8,CHECKED:16,FOCUSED:32,OPENED:64};
@@ -554,7 +531,7 @@ goog.ui.Component.prototype.getContentElement=function(){return this.element_};g
 goog.ui.Component.prototype.hasChildren=function(){return!!this.children_&&0!=this.children_.length};goog.ui.Component.prototype.getChildCount=function(){return this.children_?this.children_.length:0};goog.ui.Component.prototype.getChildIds=function(){var a=[];this.forEachChild(function(b){a.push(b.getId())});return a};goog.ui.Component.prototype.getChild=function(a){return this.childIndex_&&a?goog.object.get(this.childIndex_,a)||null:null};
 goog.ui.Component.prototype.getChildAt=function(a){return this.children_?this.children_[a]||null:null};goog.ui.Component.prototype.forEachChild=function(a,b){this.children_&&goog.array.forEach(this.children_,a,b)};goog.ui.Component.prototype.indexOfChild=function(a){return this.children_&&a?goog.array.indexOf(this.children_,a):-1};
 goog.ui.Component.prototype.removeChild=function(a,b){if(a){var c=goog.isString(a)?a:a.getId();a=this.getChild(c);c&&a&&(goog.object.remove(this.childIndex_,c),goog.array.remove(this.children_,a),b&&(a.exitDocument(),a.element_&&goog.dom.removeNode(a.element_)),a.setParent(null))}if(!a)throw Error(goog.ui.Component.Error.NOT_OUR_CHILD);return a};goog.ui.Component.prototype.removeChildAt=function(a,b){return this.removeChild(this.getChildAt(a),b)};
-goog.ui.Component.prototype.removeChildren=function(a){for(var b=[];this.hasChildren();)b.push(this.removeChildAt(0,a));return b};goog.a11y={};goog.a11y.aria={};
+goog.ui.Component.prototype.removeChildren=function(a){for(var b=[];this.hasChildren();)b.push(this.removeChildAt(0,a));return b};goog.ui.Component.prototype.pointerEventsEnabled=function(){return this.pointerEventsEnabled_};goog.ui.Component.prototype.setPointerEventsEnabled=function(a){if(this.inDocument_)throw Error(goog.ui.Component.Error.ALREADY_RENDERED);this.pointerEventsEnabled_=a};goog.a11y={};goog.a11y.aria={};
 goog.a11y.aria.Role={ALERT:"alert",ALERTDIALOG:"alertdialog",APPLICATION:"application",ARTICLE:"article",BANNER:"banner",BUTTON:"button",CHECKBOX:"checkbox",COLUMNHEADER:"columnheader",COMBOBOX:"combobox",COMPLEMENTARY:"complementary",CONTENTINFO:"contentinfo",DEFINITION:"definition",DIALOG:"dialog",DIRECTORY:"directory",DOCUMENT:"document",FORM:"form",GRID:"grid",GRIDCELL:"gridcell",GROUP:"group",HEADING:"heading",IMG:"img",LINK:"link",LIST:"list",LISTBOX:"listbox",LISTITEM:"listitem",LOG:"log",
 MAIN:"main",MARQUEE:"marquee",MATH:"math",MENU:"menu",MENUBAR:"menubar",MENU_ITEM:"menuitem",MENU_ITEM_CHECKBOX:"menuitemcheckbox",MENU_ITEM_RADIO:"menuitemradio",NAVIGATION:"navigation",NOTE:"note",OPTION:"option",PRESENTATION:"presentation",PROGRESSBAR:"progressbar",RADIO:"radio",RADIOGROUP:"radiogroup",REGION:"region",ROW:"row",ROWGROUP:"rowgroup",ROWHEADER:"rowheader",SCROLLBAR:"scrollbar",SEARCH:"search",SEPARATOR:"separator",SLIDER:"slider",SPINBUTTON:"spinbutton",STATUS:"status",TAB:"tab",
 TAB_LIST:"tablist",TAB_PANEL:"tabpanel",TEXTBOX:"textbox",TEXTINFO:"textinfo",TIMER:"timer",TOOLBAR:"toolbar",TOOLTIP:"tooltip",TREE:"tree",TREEGRID:"treegrid",TREEITEM:"treeitem"};goog.a11y.aria.State={ACTIVEDESCENDANT:"activedescendant",ATOMIC:"atomic",AUTOCOMPLETE:"autocomplete",BUSY:"busy",CHECKED:"checked",COLINDEX:"colindex",CONTROLS:"controls",DESCRIBEDBY:"describedby",DISABLED:"disabled",DROPEFFECT:"dropeffect",EXPANDED:"expanded",FLOWTO:"flowto",GRABBED:"grabbed",HASPOPUP:"haspopup",HIDDEN:"hidden",INVALID:"invalid",LABEL:"label",LABELLEDBY:"labelledby",LEVEL:"level",LIVE:"live",MULTILINE:"multiline",MULTISELECTABLE:"multiselectable",ORIENTATION:"orientation",OWNS:"owns",
@@ -596,7 +573,7 @@ e=goog.events.KeyCodes.isCharacterKey(d)?b.keyCode:0):(d=b.keyCode||this.keyCode
 (f=goog.events.KeyHandler.keyIdentifier_[b.keyIdentifier]);a=f==this.lastKey_;this.lastKey_=f;b=new goog.events.KeyEvent(f,e,a,b);b.altKey=c;this.dispatchEvent(b)};goog.events.KeyHandler.prototype.getElement=function(){return this.element_};
 goog.events.KeyHandler.prototype.attach=function(a,b){this.keyUpKey_&&this.detach();this.element_=a;this.keyPressKey_=goog.events.listen(this.element_,goog.events.EventType.KEYPRESS,this,b);this.keyDownKey_=goog.events.listen(this.element_,goog.events.EventType.KEYDOWN,this.handleKeyDown_,b,this);this.keyUpKey_=goog.events.listen(this.element_,goog.events.EventType.KEYUP,this.handleKeyup_,b,this)};
 goog.events.KeyHandler.prototype.detach=function(){this.keyPressKey_&&(goog.events.unlistenByKey(this.keyPressKey_),goog.events.unlistenByKey(this.keyDownKey_),goog.events.unlistenByKey(this.keyUpKey_),this.keyUpKey_=this.keyDownKey_=this.keyPressKey_=null);this.element_=null;this.keyCode_=this.lastKey_=-1};goog.events.KeyHandler.prototype.disposeInternal=function(){goog.events.KeyHandler.superClass_.disposeInternal.call(this);this.detach()};
-goog.events.KeyEvent=function(a,b,c,d){goog.events.BrowserEvent.call(this,d);this.type=goog.events.KeyHandler.EventType.KEY;this.keyCode=a;this.charCode=b;this.repeat=c};goog.inherits(goog.events.KeyEvent,goog.events.BrowserEvent);goog.dom.classlist={};goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST=!1;goog.dom.classlist.get=function(a){if(goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST||a.classList)return a.classList;a=a.className;return goog.isString(a)&&a.match(/\S+/g)||[]};goog.dom.classlist.set=function(a,b){a.className=b};goog.dom.classlist.contains=function(a,b){return goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST||a.classList?a.classList.contains(b):goog.array.contains(goog.dom.classlist.get(a),b)};
+goog.events.KeyEvent=function(a,b,c,d){goog.events.BrowserEvent.call(this,d);this.type=goog.events.KeyHandler.EventType.KEY;this.keyCode=a;this.charCode=b;this.repeat=c};goog.inherits(goog.events.KeyEvent,goog.events.BrowserEvent);goog.ui.ComponentUtil={};goog.ui.ComponentUtil.getMouseEventType=function(a){return a.pointerEventsEnabled()?goog.events.PointerAsMouseEventType:goog.events.EventType};goog.dom.classlist={};goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST=!1;goog.dom.classlist.get=function(a){if(goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST||a.classList)return a.classList;a=a.className;return goog.isString(a)&&a.match(/\S+/g)||[]};goog.dom.classlist.set=function(a,b){a.className=b};goog.dom.classlist.contains=function(a,b){return goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST||a.classList?a.classList.contains(b):goog.array.contains(goog.dom.classlist.get(a),b)};
 goog.dom.classlist.add=function(a,b){goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST||a.classList?a.classList.add(b):goog.dom.classlist.contains(a,b)||(a.className+=0<a.className.length?" "+b:b)};
 goog.dom.classlist.addAll=function(a,b){if(goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST||a.classList)goog.array.forEach(b,function(b){goog.dom.classlist.add(a,b)});else{var c={};goog.array.forEach(goog.dom.classlist.get(a),function(a){c[a]=!0});goog.array.forEach(b,function(a){c[a]=!0});a.className="";for(var d in c)a.className+=0<a.className.length?" "+d:d}};
 goog.dom.classlist.remove=function(a,b){goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST||a.classList?a.classList.remove(b):goog.dom.classlist.contains(a,b)&&(a.className=goog.array.filter(goog.dom.classlist.get(a),function(a){return a!=b}).join(" "))};
@@ -614,8 +591,8 @@ goog.ui.ContainerRenderer.prototype.getClassNames=function(a){var b=this.getCssC
 goog.ui.ControlRenderer.TOGGLE_ARIA_STATE_MAP_=goog.object.create(goog.a11y.aria.Role.BUTTON,goog.a11y.aria.State.PRESSED,goog.a11y.aria.Role.CHECKBOX,goog.a11y.aria.State.CHECKED,goog.a11y.aria.Role.MENU_ITEM,goog.a11y.aria.State.SELECTED,goog.a11y.aria.Role.MENU_ITEM_CHECKBOX,goog.a11y.aria.State.CHECKED,goog.a11y.aria.Role.MENU_ITEM_RADIO,goog.a11y.aria.State.CHECKED,goog.a11y.aria.Role.RADIO,goog.a11y.aria.State.CHECKED,goog.a11y.aria.Role.TAB,goog.a11y.aria.State.SELECTED,goog.a11y.aria.Role.TREEITEM,
 goog.a11y.aria.State.SELECTED);goog.ui.ControlRenderer.prototype.getAriaRole=function(){};goog.ui.ControlRenderer.prototype.createDom=function(a){return a.getDomHelper().createDom("DIV",this.getClassNames(a).join(" "),a.getContent())};goog.ui.ControlRenderer.prototype.getContentElement=function(a){return a};
 goog.ui.ControlRenderer.prototype.enableClassName=function(a,b,c){if(a=a.getElement?a.getElement():a){var d=[b];goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("7")&&(d=this.getAppliedCombinedClassNames_(goog.dom.classlist.get(a),b),d.push(b));goog.dom.classlist.enableAll(a,d,c)}};goog.ui.ControlRenderer.prototype.enableExtraClassName=function(a,b,c){this.enableClassName(a,b,c)};goog.ui.ControlRenderer.prototype.canDecorate=function(a){return!0};
-goog.ui.ControlRenderer.prototype.decorate=function(a,b){b.id&&a.setId(b.id);var c=this.getContentElement(b);c&&c.firstChild?a.setContentInternal(c.firstChild.nextSibling?goog.array.clone(c.childNodes):c.firstChild):a.setContentInternal(null);var d=0,e=this.getCssClass(),f=this.getStructuralCssClass(),g=!1,h=!1,k=!1,n=goog.array.toArray(goog.dom.classlist.get(b));goog.array.forEach(n,function(a){g||a!=e?h||a!=f?d|=this.getStateFromClass(a):h=!0:(g=!0,f==e&&(h=!0));this.getStateFromClass(a)==goog.ui.Component.State.DISABLED&&
-(goog.asserts.assertElement(c),goog.dom.isFocusableTabIndex(c)&&goog.dom.setFocusableTabIndex(c,!1))},this);a.setStateInternal(d);g||(n.push(e),f==e&&(h=!0));h||n.push(f);var p=a.getExtraClassNames();p&&n.push.apply(n,p);if(goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("7")){var l=this.getAppliedCombinedClassNames_(n);0<l.length&&(n.push.apply(n,l),k=!0)}g&&h&&!p&&!k||goog.dom.classlist.set(b,n.join(" "));return b};
+goog.ui.ControlRenderer.prototype.decorate=function(a,b){b.id&&a.setId(b.id);var c=this.getContentElement(b);c&&c.firstChild?a.setContentInternal(c.firstChild.nextSibling?goog.array.clone(c.childNodes):c.firstChild):a.setContentInternal(null);var d=0,e=this.getCssClass(),f=this.getStructuralCssClass(),g=!1,h=!1,k=!1,l=goog.array.toArray(goog.dom.classlist.get(b));goog.array.forEach(l,function(a){g||a!=e?h||a!=f?d|=this.getStateFromClass(a):h=!0:(g=!0,f==e&&(h=!0));this.getStateFromClass(a)==goog.ui.Component.State.DISABLED&&
+(goog.asserts.assertElement(c),goog.dom.isFocusableTabIndex(c)&&goog.dom.setFocusableTabIndex(c,!1))},this);a.setStateInternal(d);g||(l.push(e),f==e&&(h=!0));h||l.push(f);var n=a.getExtraClassNames();n&&l.push.apply(l,n);if(goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("7")){var m=this.getAppliedCombinedClassNames_(l);0<m.length&&(l.push.apply(l,m),k=!0)}g&&h&&!n&&!k||goog.dom.classlist.set(b,l.join(" "));return b};
 goog.ui.ControlRenderer.prototype.initializeDom=function(a){a.isRightToLeft()&&this.setRightToLeft(a.getElement(),!0);a.isEnabled()&&this.setFocusable(a,a.isVisible())};goog.ui.ControlRenderer.prototype.setAriaRole=function(a,b){var c=b||this.getAriaRole();if(c){goog.asserts.assert(a,"The element passed as a first parameter cannot be null.");var d=goog.a11y.aria.getRole(a);c!=d&&goog.a11y.aria.setRole(a,c)}};
 goog.ui.ControlRenderer.prototype.setAriaStates=function(a,b){goog.asserts.assert(a);goog.asserts.assert(b);var c=a.getAriaLabel();goog.isDefAndNotNull(c)&&this.setAriaLabel(b,c);a.isVisible()||goog.a11y.aria.setState(b,goog.a11y.aria.State.HIDDEN,!a.isVisible());a.isEnabled()||this.updateAriaState(b,goog.ui.Component.State.DISABLED,!a.isEnabled());a.isSupportedState(goog.ui.Component.State.SELECTED)&&this.updateAriaState(b,goog.ui.Component.State.SELECTED,a.isSelected());a.isSupportedState(goog.ui.Component.State.CHECKED)&&
 this.updateAriaState(b,goog.ui.Component.State.CHECKED,a.isChecked());a.isSupportedState(goog.ui.Component.State.OPENED)&&this.updateAriaState(b,goog.ui.Component.State.OPENED,a.isOpen())};goog.ui.ControlRenderer.prototype.setAriaLabel=function(a,b){goog.a11y.aria.setLabel(a,b)};goog.ui.ControlRenderer.prototype.setAllowTextSelection=function(a,b){goog.style.setUnselectable(a,!b,!goog.userAgent.IE&&!goog.userAgent.OPERA)};
@@ -640,13 +617,14 @@ goog.ui.Control.prototype.setPreferredAriaRole=function(a){this.preferredAriaRol
 goog.ui.Control.prototype.decorateInternal=function(a){a=this.renderer_.decorate(this,a);this.setElementInternal(a);this.renderer_.setAriaRole(a,this.getPreferredAriaRole());this.isAllowTextSelection()||this.renderer_.setAllowTextSelection(a,!1);this.visible_="none"!=a.style.display};
 goog.ui.Control.prototype.enterDocument=function(){goog.ui.Control.superClass_.enterDocument.call(this);this.renderer_.setAriaStates(this,this.getElementStrict());this.renderer_.initializeDom(this);if(this.supportedStates_&~goog.ui.Component.State.DISABLED&&(this.isHandleMouseEvents()&&this.enableMouseEventHandling_(!0),this.isSupportedState(goog.ui.Component.State.FOCUSED))){var a=this.getKeyEventTarget();if(a){var b=this.getKeyHandler();b.attach(a);this.getHandler().listen(b,goog.events.KeyHandler.EventType.KEY,
 this.handleKeyEvent).listen(a,goog.events.EventType.FOCUS,this.handleFocus).listen(a,goog.events.EventType.BLUR,this.handleBlur)}}};
-goog.ui.Control.prototype.enableMouseEventHandling_=function(a){var b=this.getHandler(),c=this.getElement();a?(b.listen(c,goog.events.EventType.MOUSEOVER,this.handleMouseOver).listen(c,goog.events.EventType.MOUSEDOWN,this.handleMouseDown).listen(c,goog.events.EventType.MOUSEUP,this.handleMouseUp).listen(c,goog.events.EventType.MOUSEOUT,this.handleMouseOut),this.handleContextMenu!=goog.nullFunction&&b.listen(c,goog.events.EventType.CONTEXTMENU,this.handleContextMenu),goog.userAgent.IE&&(goog.userAgent.isVersionOrHigher(9)||
-b.listen(c,goog.events.EventType.DBLCLICK,this.handleDblClick),this.ieMouseEventSequenceSimulator_||(this.ieMouseEventSequenceSimulator_=new goog.ui.Control.IeMouseEventSequenceSimulator_(this),this.registerDisposable(this.ieMouseEventSequenceSimulator_)))):(b.unlisten(c,goog.events.EventType.MOUSEOVER,this.handleMouseOver).unlisten(c,goog.events.EventType.MOUSEDOWN,this.handleMouseDown).unlisten(c,goog.events.EventType.MOUSEUP,this.handleMouseUp).unlisten(c,goog.events.EventType.MOUSEOUT,this.handleMouseOut),
-this.handleContextMenu!=goog.nullFunction&&b.unlisten(c,goog.events.EventType.CONTEXTMENU,this.handleContextMenu),goog.userAgent.IE&&(goog.userAgent.isVersionOrHigher(9)||b.unlisten(c,goog.events.EventType.DBLCLICK,this.handleDblClick),goog.dispose(this.ieMouseEventSequenceSimulator_),this.ieMouseEventSequenceSimulator_=null))};
-goog.ui.Control.prototype.exitDocument=function(){goog.ui.Control.superClass_.exitDocument.call(this);this.keyHandler_&&this.keyHandler_.detach();this.isVisible()&&this.isEnabled()&&this.renderer_.setFocusable(this,!1)};goog.ui.Control.prototype.disposeInternal=function(){goog.ui.Control.superClass_.disposeInternal.call(this);this.keyHandler_&&(this.keyHandler_.dispose(),delete this.keyHandler_);delete this.renderer_;this.ieMouseEventSequenceSimulator_=this.extraClassNames_=this.content_=null};
-goog.ui.Control.prototype.getContent=function(){return this.content_};goog.ui.Control.prototype.setContent=function(a){this.renderer_.setContent(this.getElement(),a);this.setContentInternal(a)};goog.ui.Control.prototype.setContentInternal=function(a){this.content_=a};goog.ui.Control.prototype.getCaption=function(){var a=this.getContent();if(!a)return"";a=goog.isString(a)?a:goog.isArray(a)?goog.array.map(a,goog.dom.getRawTextContent).join(""):goog.dom.getTextContent(a);return goog.string.collapseBreakingSpaces(a)};
-goog.ui.Control.prototype.setCaption=function(a){this.setContent(a)};goog.ui.Control.prototype.setRightToLeft=function(a){goog.ui.Control.superClass_.setRightToLeft.call(this,a);var b=this.getElement();b&&this.renderer_.setRightToLeft(b,a)};goog.ui.Control.prototype.isAllowTextSelection=function(){return this.allowTextSelection_};goog.ui.Control.prototype.setAllowTextSelection=function(a){this.allowTextSelection_=a;var b=this.getElement();b&&this.renderer_.setAllowTextSelection(b,a)};
-goog.ui.Control.prototype.isVisible=function(){return this.visible_};goog.ui.Control.prototype.setVisible=function(a,b){if(b||this.visible_!=a&&this.dispatchEvent(a?goog.ui.Component.EventType.SHOW:goog.ui.Component.EventType.HIDE)){var c=this.getElement();c&&this.renderer_.setVisible(c,a);this.isEnabled()&&this.renderer_.setFocusable(this,a);this.visible_=a;return!0}return!1};goog.ui.Control.prototype.isEnabled=function(){return!this.hasState(goog.ui.Component.State.DISABLED)};
+goog.ui.Control.prototype.enableMouseEventHandling_=function(a){var b=goog.ui.ComponentUtil.getMouseEventType(this),c=this.getHandler(),d=this.getElement();a?(c.listen(d,b.MOUSEDOWN,this.handleMouseDown).listen(d,[b.MOUSEUP,b.MOUSECANCEL],this.handleMouseUp).listen(d,goog.events.EventType.MOUSEOVER,this.handleMouseOver).listen(d,goog.events.EventType.MOUSEOUT,this.handleMouseOut),this.pointerEventsEnabled()&&c.listen(d,goog.events.EventType.GOTPOINTERCAPTURE,this.preventPointerCapture_),this.handleContextMenu!=
+goog.nullFunction&&c.listen(d,goog.events.EventType.CONTEXTMENU,this.handleContextMenu),goog.userAgent.IE&&(goog.userAgent.isVersionOrHigher(9)||c.listen(d,goog.events.EventType.DBLCLICK,this.handleDblClick),this.ieMouseEventSequenceSimulator_||(this.ieMouseEventSequenceSimulator_=new goog.ui.Control.IeMouseEventSequenceSimulator_(this),this.registerDisposable(this.ieMouseEventSequenceSimulator_)))):(c.unlisten(d,b.MOUSEDOWN,this.handleMouseDown).unlisten(d,[b.MOUSEUP,b.MOUSECANCEL],this.handleMouseUp).unlisten(d,
+goog.events.EventType.MOUSEOVER,this.handleMouseOver).unlisten(d,goog.events.EventType.MOUSEOUT,this.handleMouseOut),this.pointerEventsEnabled()&&c.unlisten(d,goog.events.EventType.GOTPOINTERCAPTURE,this.preventPointerCapture_),this.handleContextMenu!=goog.nullFunction&&c.unlisten(d,goog.events.EventType.CONTEXTMENU,this.handleContextMenu),goog.userAgent.IE&&(goog.userAgent.isVersionOrHigher(9)||c.unlisten(d,goog.events.EventType.DBLCLICK,this.handleDblClick),goog.dispose(this.ieMouseEventSequenceSimulator_),
+this.ieMouseEventSequenceSimulator_=null))};goog.ui.Control.prototype.exitDocument=function(){goog.ui.Control.superClass_.exitDocument.call(this);this.keyHandler_&&this.keyHandler_.detach();this.isVisible()&&this.isEnabled()&&this.renderer_.setFocusable(this,!1)};
+goog.ui.Control.prototype.disposeInternal=function(){goog.ui.Control.superClass_.disposeInternal.call(this);this.keyHandler_&&(this.keyHandler_.dispose(),delete this.keyHandler_);delete this.renderer_;this.ieMouseEventSequenceSimulator_=this.extraClassNames_=this.content_=null};goog.ui.Control.prototype.getContent=function(){return this.content_};goog.ui.Control.prototype.setContent=function(a){this.renderer_.setContent(this.getElement(),a);this.setContentInternal(a)};
+goog.ui.Control.prototype.setContentInternal=function(a){this.content_=a};goog.ui.Control.prototype.getCaption=function(){var a=this.getContent();if(!a)return"";a=goog.isString(a)?a:goog.isArray(a)?goog.array.map(a,goog.dom.getRawTextContent).join(""):goog.dom.getTextContent(a);return goog.string.collapseBreakingSpaces(a)};goog.ui.Control.prototype.setCaption=function(a){this.setContent(a)};
+goog.ui.Control.prototype.setRightToLeft=function(a){goog.ui.Control.superClass_.setRightToLeft.call(this,a);var b=this.getElement();b&&this.renderer_.setRightToLeft(b,a)};goog.ui.Control.prototype.isAllowTextSelection=function(){return this.allowTextSelection_};goog.ui.Control.prototype.setAllowTextSelection=function(a){this.allowTextSelection_=a;var b=this.getElement();b&&this.renderer_.setAllowTextSelection(b,a)};goog.ui.Control.prototype.isVisible=function(){return this.visible_};
+goog.ui.Control.prototype.setVisible=function(a,b){if(b||this.visible_!=a&&this.dispatchEvent(a?goog.ui.Component.EventType.SHOW:goog.ui.Component.EventType.HIDE)){var c=this.getElement();c&&this.renderer_.setVisible(c,a);this.isEnabled()&&this.renderer_.setFocusable(this,a);this.visible_=a;return!0}return!1};goog.ui.Control.prototype.isEnabled=function(){return!this.hasState(goog.ui.Component.State.DISABLED)};
 goog.ui.Control.prototype.isParentDisabled_=function(){var a=this.getParent();return!!a&&"function"==typeof a.isEnabled&&!a.isEnabled()};goog.ui.Control.prototype.setEnabled=function(a){!this.isParentDisabled_()&&this.isTransitionAllowed(goog.ui.Component.State.DISABLED,!a)&&(a||(this.setActive(!1),this.setHighlighted(!1)),this.isVisible()&&this.renderer_.setFocusable(this,a),this.setState(goog.ui.Component.State.DISABLED,!a,!0))};goog.ui.Control.prototype.isHighlighted=function(){return this.hasState(goog.ui.Component.State.HOVER)};
 goog.ui.Control.prototype.setHighlighted=function(a){this.isTransitionAllowed(goog.ui.Component.State.HOVER,a)&&this.setState(goog.ui.Component.State.HOVER,a)};goog.ui.Control.prototype.isActive=function(){return this.hasState(goog.ui.Component.State.ACTIVE)};goog.ui.Control.prototype.setActive=function(a){this.isTransitionAllowed(goog.ui.Component.State.ACTIVE,a)&&this.setState(goog.ui.Component.State.ACTIVE,a)};goog.ui.Control.prototype.isSelected=function(){return this.hasState(goog.ui.Component.State.SELECTED)};
 goog.ui.Control.prototype.setSelected=function(a){this.isTransitionAllowed(goog.ui.Component.State.SELECTED,a)&&this.setState(goog.ui.Component.State.SELECTED,a)};goog.ui.Control.prototype.isChecked=function(){return this.hasState(goog.ui.Component.State.CHECKED)};goog.ui.Control.prototype.setChecked=function(a){this.isTransitionAllowed(goog.ui.Component.State.CHECKED,a)&&this.setState(goog.ui.Component.State.CHECKED,a)};goog.ui.Control.prototype.isFocused=function(){return this.hasState(goog.ui.Component.State.FOCUSED)};
@@ -655,7 +633,8 @@ goog.ui.Control.prototype.hasState=function(a){return!!(this.state_&a)};goog.ui.
 goog.ui.Control.prototype.setSupportedState=function(a,b){if(this.isInDocument()&&this.hasState(a)&&!b)throw Error(goog.ui.Component.Error.ALREADY_RENDERED);!b&&this.hasState(a)&&this.setState(a,!1);this.supportedStates_=b?this.supportedStates_|a:this.supportedStates_&~a};goog.ui.Control.prototype.isAutoState=function(a){return!!(this.autoStates_&a)&&this.isSupportedState(a)};goog.ui.Control.prototype.setAutoStates=function(a,b){this.autoStates_=b?this.autoStates_|a:this.autoStates_&~a};
 goog.ui.Control.prototype.isDispatchTransitionEvents=function(a){return!!(this.statesWithTransitionEvents_&a)&&this.isSupportedState(a)};goog.ui.Control.prototype.setDispatchTransitionEvents=function(a,b){this.statesWithTransitionEvents_=b?this.statesWithTransitionEvents_|a:this.statesWithTransitionEvents_&~a};
 goog.ui.Control.prototype.isTransitionAllowed=function(a,b){return this.isSupportedState(a)&&this.hasState(a)!=b&&(!(this.statesWithTransitionEvents_&a)||this.dispatchEvent(goog.ui.Component.getStateTransitionEvent(a,b)))&&!this.isDisposed()};goog.ui.Control.prototype.handleMouseOver=function(a){!goog.ui.Control.isMouseEventWithinElement_(a,this.getElement())&&this.dispatchEvent(goog.ui.Component.EventType.ENTER)&&this.isEnabled()&&this.isAutoState(goog.ui.Component.State.HOVER)&&this.setHighlighted(!0)};
-goog.ui.Control.prototype.handleMouseOut=function(a){!goog.ui.Control.isMouseEventWithinElement_(a,this.getElement())&&this.dispatchEvent(goog.ui.Component.EventType.LEAVE)&&(this.isAutoState(goog.ui.Component.State.ACTIVE)&&this.setActive(!1),this.isAutoState(goog.ui.Component.State.HOVER)&&this.setHighlighted(!1))};goog.ui.Control.prototype.handleContextMenu=goog.nullFunction;goog.ui.Control.isMouseEventWithinElement_=function(a,b){return!!a.relatedTarget&&goog.dom.contains(b,a.relatedTarget)};
+goog.ui.Control.prototype.handleMouseOut=function(a){!goog.ui.Control.isMouseEventWithinElement_(a,this.getElement())&&this.dispatchEvent(goog.ui.Component.EventType.LEAVE)&&(this.isAutoState(goog.ui.Component.State.ACTIVE)&&this.setActive(!1),this.isAutoState(goog.ui.Component.State.HOVER)&&this.setHighlighted(!1))};goog.ui.Control.prototype.preventPointerCapture_=function(a){var b=a.target;b.releasePointerCapture&&b.releasePointerCapture(a.pointerId)};
+goog.ui.Control.prototype.handleContextMenu=goog.nullFunction;goog.ui.Control.isMouseEventWithinElement_=function(a,b){return!!a.relatedTarget&&goog.dom.contains(b,a.relatedTarget)};
 goog.ui.Control.prototype.handleMouseDown=function(a){this.isEnabled()&&(this.isAutoState(goog.ui.Component.State.HOVER)&&this.setHighlighted(!0),a.isMouseActionButton()&&(this.isAutoState(goog.ui.Component.State.ACTIVE)&&this.setActive(!0),this.renderer_&&this.renderer_.isFocusable(this)&&this.getKeyEventTarget().focus()));!this.isAllowTextSelection()&&a.isMouseActionButton()&&a.preventDefault()};
 goog.ui.Control.prototype.handleMouseUp=function(a){this.isEnabled()&&(this.isAutoState(goog.ui.Component.State.HOVER)&&this.setHighlighted(!0),this.isActive()&&this.performActionInternal(a)&&this.isAutoState(goog.ui.Component.State.ACTIVE)&&this.setActive(!1))};goog.ui.Control.prototype.handleDblClick=function(a){this.isEnabled()&&this.performActionInternal(a)};
 goog.ui.Control.prototype.performActionInternal=function(a){this.isAutoState(goog.ui.Component.State.CHECKED)&&this.setChecked(!this.isChecked());this.isAutoState(goog.ui.Component.State.SELECTED)&&this.setSelected(!0);this.isAutoState(goog.ui.Component.State.OPENED)&&this.setOpen(!this.isOpen());var b=new goog.events.Event(goog.ui.Component.EventType.ACTION,this);a&&(b.altKey=a.altKey,b.ctrlKey=a.ctrlKey,b.metaKey=a.metaKey,b.shiftKey=a.shiftKey,b.platformModifierKey=a.platformModifierKey);return this.dispatchEvent(b)};
@@ -671,8 +650,9 @@ goog.ui.Container.prototype.openFollowsHighlight_=!0;goog.ui.Container.prototype
 goog.ui.Container.prototype.setKeyEventTarget=function(a){if(this.focusable_){var b=this.getKeyEventTarget(),c=this.isInDocument();this.keyEventTarget_=a;var d=this.getKeyEventTarget();c&&(this.keyEventTarget_=b,this.enableFocusHandling_(!1),this.keyEventTarget_=a,this.getKeyHandler().attach(d),this.enableFocusHandling_(!0))}else throw Error("Can't set key event target for container that doesn't support keyboard focus!");};
 goog.ui.Container.prototype.getKeyHandler=function(){return this.keyHandler_||(this.keyHandler_=new goog.events.KeyHandler(this.getKeyEventTarget()))};goog.ui.Container.prototype.getRenderer=function(){return this.renderer_};goog.ui.Container.prototype.setRenderer=function(a){if(this.getElement())throw Error(goog.ui.Component.Error.ALREADY_RENDERED);this.renderer_=a};goog.ui.Container.prototype.createDom=function(){this.setElementInternal(this.renderer_.createDom(this))};
 goog.ui.Container.prototype.getContentElement=function(){return this.renderer_.getContentElement(this.getElement())};goog.ui.Container.prototype.canDecorate=function(a){return this.renderer_.canDecorate(a)};goog.ui.Container.prototype.decorateInternal=function(a){this.setElementInternal(this.renderer_.decorate(this,a));"none"==a.style.display&&(this.visible_=!1)};
-goog.ui.Container.prototype.enterDocument=function(){goog.ui.Container.superClass_.enterDocument.call(this);this.forEachChild(function(a){a.isInDocument()&&this.registerChildId_(a)},this);var a=this.getElement();this.renderer_.initializeDom(this);this.setVisible(this.visible_,!0);this.getHandler().listen(this,goog.ui.Component.EventType.ENTER,this.handleEnterItem).listen(this,goog.ui.Component.EventType.HIGHLIGHT,this.handleHighlightItem).listen(this,goog.ui.Component.EventType.UNHIGHLIGHT,this.handleUnHighlightItem).listen(this,
-goog.ui.Component.EventType.OPEN,this.handleOpenItem).listen(this,goog.ui.Component.EventType.CLOSE,this.handleCloseItem).listen(a,goog.events.EventType.MOUSEDOWN,this.handleMouseDown).listen(goog.dom.getOwnerDocument(a),goog.events.EventType.MOUSEUP,this.handleDocumentMouseUp).listen(a,[goog.events.EventType.MOUSEDOWN,goog.events.EventType.MOUSEUP,goog.events.EventType.MOUSEOVER,goog.events.EventType.MOUSEOUT,goog.events.EventType.CONTEXTMENU],this.handleChildMouseEvents);this.isFocusable()&&this.enableFocusHandling_(!0)};
+goog.ui.Container.prototype.enterDocument=function(){goog.ui.Container.superClass_.enterDocument.call(this);this.forEachChild(function(a){a.isInDocument()&&this.registerChildId_(a)},this);var a=this.getElement();this.renderer_.initializeDom(this);this.setVisible(this.visible_,!0);var b=goog.ui.ComponentUtil.getMouseEventType(this);this.getHandler().listen(this,goog.ui.Component.EventType.ENTER,this.handleEnterItem).listen(this,goog.ui.Component.EventType.HIGHLIGHT,this.handleHighlightItem).listen(this,
+goog.ui.Component.EventType.UNHIGHLIGHT,this.handleUnHighlightItem).listen(this,goog.ui.Component.EventType.OPEN,this.handleOpenItem).listen(this,goog.ui.Component.EventType.CLOSE,this.handleCloseItem).listen(a,b.MOUSEDOWN,this.handleMouseDown).listen(goog.dom.getOwnerDocument(a),[b.MOUSEUP,b.MOUSECANCEL],this.handleDocumentMouseUp).listen(a,[b.MOUSEDOWN,b.MOUSEUP,b.MOUSECANCEL,goog.events.EventType.MOUSEOVER,goog.events.EventType.MOUSEOUT,goog.events.EventType.CONTEXTMENU],this.handleChildMouseEvents);
+this.pointerEventsEnabled()&&this.getHandler().listen(a,goog.events.EventType.GOTPOINTERCAPTURE,this.preventPointerCapture_);this.isFocusable()&&this.enableFocusHandling_(!0)};goog.ui.Container.prototype.preventPointerCapture_=function(a){var b=a.target;b.releasePointerCapture&&b.releasePointerCapture(a.pointerId)};
 goog.ui.Container.prototype.enableFocusHandling_=function(a){var b=this.getHandler(),c=this.getKeyEventTarget();a?b.listen(c,goog.events.EventType.FOCUS,this.handleFocus).listen(c,goog.events.EventType.BLUR,this.handleBlur).listen(this.getKeyHandler(),goog.events.KeyHandler.EventType.KEY,this.handleKeyEvent):b.unlisten(c,goog.events.EventType.FOCUS,this.handleFocus).unlisten(c,goog.events.EventType.BLUR,this.handleBlur).unlisten(this.getKeyHandler(),goog.events.KeyHandler.EventType.KEY,this.handleKeyEvent)};
 goog.ui.Container.prototype.exitDocument=function(){this.setHighlightedIndex(-1);this.openItem_&&this.openItem_.setOpen(!1);this.mouseButtonPressed_=!1;goog.ui.Container.superClass_.exitDocument.call(this)};goog.ui.Container.prototype.disposeInternal=function(){goog.ui.Container.superClass_.disposeInternal.call(this);this.keyHandler_&&(this.keyHandler_.dispose(),this.keyHandler_=null);this.renderer_=this.openItem_=this.childElementIdMap_=this.keyEventTarget_=null};
 goog.ui.Container.prototype.handleEnterItem=function(a){return!0};
@@ -680,7 +660,7 @@ goog.ui.Container.prototype.handleHighlightItem=function(a){var b=this.indexOfCh
 null!=a.target.getElement()&&goog.a11y.aria.setState(b,goog.a11y.aria.State.ACTIVEDESCENDANT,a.target.getElement().id)};goog.ui.Container.prototype.handleUnHighlightItem=function(a){a.target==this.getHighlighted()&&(this.highlightedIndex_=-1);a=this.getElement();goog.asserts.assert(a,"The DOM element for the container cannot be null.");goog.a11y.aria.removeState(a,goog.a11y.aria.State.ACTIVEDESCENDANT)};
 goog.ui.Container.prototype.handleOpenItem=function(a){(a=a.target)&&a!=this.openItem_&&a.getParent()==this&&(this.openItem_&&this.openItem_.setOpen(!1),this.openItem_=a)};goog.ui.Container.prototype.handleCloseItem=function(a){a.target==this.openItem_&&(this.openItem_=null);var b=this.getElement(),c=a.target.getElement();b&&a.target.isHighlighted()&&c&&goog.a11y.aria.setActiveDescendant(b,c)};
 goog.ui.Container.prototype.handleMouseDown=function(a){this.enabled_&&this.setMouseButtonPressed(!0);var b=this.getKeyEventTarget();b&&goog.dom.isFocusableTabIndex(b)?b.focus():a.preventDefault()};goog.ui.Container.prototype.handleDocumentMouseUp=function(a){this.setMouseButtonPressed(!1)};
-goog.ui.Container.prototype.handleChildMouseEvents=function(a){var b=this.getOwnerControl(a.target);if(b)switch(a.type){case goog.events.EventType.MOUSEDOWN:b.handleMouseDown(a);break;case goog.events.EventType.MOUSEUP:b.handleMouseUp(a);break;case goog.events.EventType.MOUSEOVER:b.handleMouseOver(a);break;case goog.events.EventType.MOUSEOUT:b.handleMouseOut(a);break;case goog.events.EventType.CONTEXTMENU:b.handleContextMenu(a)}};
+goog.ui.Container.prototype.handleChildMouseEvents=function(a){var b=goog.ui.ComponentUtil.getMouseEventType(this),c=this.getOwnerControl(a.target);if(c)switch(a.type){case b.MOUSEDOWN:c.handleMouseDown(a);break;case b.MOUSEUP:case b.MOUSECANCEL:c.handleMouseUp(a);break;case goog.events.EventType.MOUSEOVER:c.handleMouseOver(a);break;case goog.events.EventType.MOUSEOUT:c.handleMouseOut(a);break;case goog.events.EventType.CONTEXTMENU:c.handleContextMenu(a)}};
 goog.ui.Container.prototype.getOwnerControl=function(a){if(this.childElementIdMap_)for(var b=this.getElement();a&&a!==b;){var c=a.id;if(c in this.childElementIdMap_)return this.childElementIdMap_[c];a=a.parentNode}return null};goog.ui.Container.prototype.handleFocus=function(a){};goog.ui.Container.prototype.handleBlur=function(a){this.setHighlightedIndex(-1);this.setMouseButtonPressed(!1);this.openItem_&&this.openItem_.setOpen(!1)};
 goog.ui.Container.prototype.handleKeyEvent=function(a){return this.isEnabled()&&this.isVisible()&&(0!=this.getChildCount()||this.keyEventTarget_)&&this.handleKeyEventInternal(a)?(a.preventDefault(),a.stopPropagation(),!0):!1};
 goog.ui.Container.prototype.handleKeyEventInternal=function(a){var b=this.getHighlighted();if(b&&"function"==typeof b.handleKeyEvent&&b.handleKeyEvent(a)||this.openItem_&&this.openItem_!=b&&"function"==typeof this.openItem_.handleKeyEvent&&this.openItem_.handleKeyEvent(a))return!0;if(a.shiftKey||a.ctrlKey||a.metaKey||a.altKey)return!1;switch(a.keyCode){case goog.events.KeyCodes.ESC:if(this.isFocusable())this.getKeyEventTarget().blur();else return!1;break;case goog.events.KeyCodes.HOME:this.highlightFirst();
@@ -728,10 +708,15 @@ goog.ui.Menu.prototype.setAllowHighlightDisabled=function(a){this.allowHighlight
 goog.ui.Menu.prototype.handleEnterItem=function(a){this.allowAutoFocus_&&this.getKeyEventTarget().focus();return goog.ui.Menu.superClass_.handleEnterItem.call(this,a)};goog.ui.Menu.prototype.highlightNextPrefix=function(a){var b=new RegExp("^"+goog.string.regExpEscape(a),"i");return this.highlightHelper(function(a,d){var c=0>a?0:a,f=!1;do{++a;a==d&&(a=0,f=!0);var g=this.getChildAt(a).getCaption();if(g&&g.match(b))return a}while(!f||a!=c);return this.getHighlightedIndex()},this.getHighlightedIndex())};
 goog.ui.Menu.prototype.canHighlightItem=function(a){return(this.allowHighlightDisabled_||a.isEnabled())&&a.isVisible()&&a.isSupportedState(goog.ui.Component.State.HOVER)};goog.ui.Menu.prototype.decorateInternal=function(a){this.decorateContent(a);goog.ui.Menu.superClass_.decorateInternal.call(this,a)};
 goog.ui.Menu.prototype.handleKeyEventInternal=function(a){var b=goog.ui.Menu.superClass_.handleKeyEventInternal.call(this,a);b||this.forEachChild(function(c){!b&&c.getMnemonic&&c.getMnemonic()==a.keyCode&&(this.isEnabled()&&this.setHighlighted(c),b=c.handleKeyEvent(a))},this);return b};goog.ui.Menu.prototype.setHighlightedIndex=function(a){goog.ui.Menu.superClass_.setHighlightedIndex.call(this,a);(a=this.getChildAt(a))&&goog.style.scrollIntoContainerView(a.getElement(),this.getElement())};
-goog.ui.Menu.prototype.decorateContent=function(a){var b=this.getRenderer();a=this.getDomHelper().getElementsByTagNameAndClass("DIV",b.getCssClass()+"-content",a);for(var c=a.length,d=0;d<c;d++)b.decorateChildren(this,a[d])};goog.iter={};goog.iter.StopIteration="StopIteration"in goog.global?goog.global.StopIteration:{message:"StopIteration",stack:""};goog.iter.Iterator=function(){};goog.iter.Iterator.prototype.next=function(){throw goog.iter.StopIteration;};goog.iter.Iterator.prototype.__iterator__=function(a){return this};
+goog.ui.Menu.prototype.decorateContent=function(a){var b=this.getRenderer();a=this.getDomHelper().getElementsByTagNameAndClass("DIV",b.getCssClass()+"-content",a);for(var c=a.length,d=0;d<c;d++)b.decorateChildren(this,a[d])};goog.functions={};goog.functions.constant=function(a){return function(){return a}};goog.functions.FALSE=goog.functions.constant(!1);goog.functions.TRUE=goog.functions.constant(!0);goog.functions.NULL=goog.functions.constant(null);goog.functions.identity=function(a,b){return a};goog.functions.error=function(a){return function(){throw Error(a);}};goog.functions.fail=function(a){return function(){throw a;}};
+goog.functions.lock=function(a,b){b=b||0;return function(){return a.apply(this,Array.prototype.slice.call(arguments,0,b))}};goog.functions.nth=function(a){return function(){return arguments[a]}};goog.functions.partialRight=function(a,b){var c=Array.prototype.slice.call(arguments,1);return function(){var b=Array.prototype.slice.call(arguments);b.push.apply(b,c);return a.apply(this,b)}};goog.functions.withReturnValue=function(a,b){return goog.functions.sequence(a,goog.functions.constant(b))};
+goog.functions.equalTo=function(a,b){return function(c){return b?a==c:a===c}};goog.functions.compose=function(a,b){var c=arguments,d=c.length;return function(){var a;d&&(a=c[d-1].apply(this,arguments));for(var b=d-2;0<=b;b--)a=c[b].call(this,a);return a}};goog.functions.sequence=function(a){var b=arguments,c=b.length;return function(){for(var a,e=0;e<c;e++)a=b[e].apply(this,arguments);return a}};
+goog.functions.and=function(a){var b=arguments,c=b.length;return function(){for(var a=0;a<c;a++)if(!b[a].apply(this,arguments))return!1;return!0}};goog.functions.or=function(a){var b=arguments,c=b.length;return function(){for(var a=0;a<c;a++)if(b[a].apply(this,arguments))return!0;return!1}};goog.functions.not=function(a){return function(){return!a.apply(this,arguments)}};
+goog.functions.create=function(a,b){var c=function(){};c.prototype=a.prototype;c=new c;a.apply(c,Array.prototype.slice.call(arguments,1));return c};goog.functions.CACHE_RETURN_VALUE=!0;goog.functions.cacheReturnValue=function(a){var b=!1,c;return function(){if(!goog.functions.CACHE_RETURN_VALUE)return a();b||(c=a(),b=!0);return c}};goog.functions.once=function(a){var b=a;return function(){if(b){var a=b;b=null;a()}}};
+goog.functions.debounce=function(a,b,c){var d=0;return function(e){goog.global.clearTimeout(d);var f=arguments;d=goog.global.setTimeout(function(){a.apply(c,f)},b)}};goog.functions.throttle=function(a,b,c){var d=0,e=!1,f=[],g=function(){d=0;e&&(e=!1,h())},h=function(){d=goog.global.setTimeout(g,b);a.apply(c,f)};return function(a){f=arguments;d?e=!0:h()}};goog.functions.rateLimit=function(a,b,c){var d=0,e=function(){d=0};return function(f){d||(d=goog.global.setTimeout(e,b),a.apply(c,arguments))}};goog.iter={};goog.iter.StopIteration="StopIteration"in goog.global?goog.global.StopIteration:{message:"StopIteration",stack:""};goog.iter.Iterator=function(){};goog.iter.Iterator.prototype.next=function(){throw goog.iter.StopIteration;};goog.iter.Iterator.prototype.__iterator__=function(a){return this};
 goog.iter.toIterator=function(a){if(a instanceof goog.iter.Iterator)return a;if("function"==typeof a.__iterator__)return a.__iterator__(!1);if(goog.isArrayLike(a)){var b=0,c=new goog.iter.Iterator;c.next=function(){for(;;){if(b>=a.length)throw goog.iter.StopIteration;if(b in a)return a[b++];b++}};return c}throw Error("Not implemented");};
 goog.iter.forEach=function(a,b,c){if(goog.isArrayLike(a))try{goog.array.forEach(a,b,c)}catch(d){if(d!==goog.iter.StopIteration)throw d;}else{a=goog.iter.toIterator(a);try{for(;;)b.call(c,a.next(),void 0,a)}catch(d){if(d!==goog.iter.StopIteration)throw d;}}};goog.iter.filter=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;a.next=function(){for(;;){var a=d.next();if(b.call(c,a,void 0,d))return a}};return a};
-goog.iter.filterFalse=function(a,b,c){return goog.iter.filter(a,goog.functions.not(b),c)};goog.iter.range=function(a,b,c){var d=0,e=a,f=c||1;1<arguments.length&&(d=a,e=b);if(0==f)throw Error("Range step argument must not be zero");var g=new goog.iter.Iterator;g.next=function(){if(0<f&&d>=e||0>f&&d<=e)throw goog.iter.StopIteration;var a=d;d+=f;return a};return g};goog.iter.join=function(a,b){return goog.iter.toArray(a).join(b)};
+goog.iter.filterFalse=function(a,b,c){return goog.iter.filter(a,goog.functions.not(b),c)};goog.iter.range=function(a,b,c){var d=0,e=a,f=c||1;1<arguments.length&&(d=a,e=+b);if(0==f)throw Error("Range step argument must not be zero");var g=new goog.iter.Iterator;g.next=function(){if(0<f&&d>=e||0>f&&d<=e)throw goog.iter.StopIteration;var a=d;d+=f;return a};return g};goog.iter.join=function(a,b){return goog.iter.toArray(a).join(b)};
 goog.iter.map=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;a.next=function(){var a=d.next();return b.call(c,a,void 0,d)};return a};goog.iter.reduce=function(a,b,c,d){var e=c;goog.iter.forEach(a,function(a){e=b.call(d,e,a)});return e};goog.iter.some=function(a,b,c){a=goog.iter.toIterator(a);try{for(;;)if(b.call(c,a.next(),void 0,a))return!0}catch(d){if(d!==goog.iter.StopIteration)throw d;}return!1};
 goog.iter.every=function(a,b,c){a=goog.iter.toIterator(a);try{for(;;)if(!b.call(c,a.next(),void 0,a))return!1}catch(d){if(d!==goog.iter.StopIteration)throw d;}return!0};goog.iter.chain=function(a){return goog.iter.chainFromIterable(arguments)};
 goog.iter.chainFromIterable=function(a){var b=goog.iter.toIterator(a);a=new goog.iter.Iterator;var c=null;a.next=function(){for(;;){if(null==c){var a=b.next();c=goog.iter.toIterator(a)}try{return c.next()}catch(e){if(e!==goog.iter.StopIteration)throw e;c=null}}};return a};goog.iter.dropWhile=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;var e=!0;a.next=function(){for(;;){var a=d.next();if(!e||!b.call(c,a,void 0,d))return e=!1,a}};return a};
@@ -740,7 +725,7 @@ goog.iter.equals=function(a,b,c){a=goog.iter.zipLongest({},a,b);var d=c||goog.ar
 goog.iter.product=function(a){if(goog.array.some(arguments,function(a){return!a.length})||!arguments.length)return new goog.iter.Iterator;var b=new goog.iter.Iterator,c=arguments,d=goog.array.repeat(0,c.length);b.next=function(){if(d){for(var a=goog.array.map(d,function(a,b){return c[b][a]}),b=d.length-1;0<=b;b--){goog.asserts.assert(d);if(d[b]<c[b].length-1){d[b]++;break}if(0==b){d=null;break}d[b]=0}return a}throw goog.iter.StopIteration;};return b};
 goog.iter.cycle=function(a){var b=goog.iter.toIterator(a),c=[],d=0;a=new goog.iter.Iterator;var e=!1;a.next=function(){var a=null;if(!e)try{return a=b.next(),c.push(a),a}catch(g){if(g!=goog.iter.StopIteration||goog.array.isEmpty(c))throw g;e=!0}a=c[d];d=(d+1)%c.length;return a};return a};goog.iter.count=function(a,b){var c=a||0,d=goog.isDef(b)?b:1,e=new goog.iter.Iterator;e.next=function(){var a=c;c+=d;return a};return e};
 goog.iter.repeat=function(a){var b=new goog.iter.Iterator;b.next=goog.functions.constant(a);return b};goog.iter.accumulate=function(a){var b=goog.iter.toIterator(a),c=0;a=new goog.iter.Iterator;a.next=function(){return c+=b.next()};return a};goog.iter.zip=function(a){var b=arguments,c=new goog.iter.Iterator;if(0<b.length){var d=goog.array.map(b,goog.iter.toIterator);c.next=function(){return goog.array.map(d,function(a){return a.next()})}}return c};
-goog.iter.zipLongest=function(a,b){var c=goog.array.slice(arguments,1),d=new goog.iter.Iterator;if(0<c.length){var e=goog.array.map(c,goog.iter.toIterator);d.next=function(){var b=!1,c=goog.array.map(e,function(c){try{var d=c.next();b=!0}catch(n){if(n!==goog.iter.StopIteration)throw n;d=a}return d});if(!b)throw goog.iter.StopIteration;return c}}return d};goog.iter.compress=function(a,b){var c=goog.iter.toIterator(b);return goog.iter.filter(a,function(){return!!c.next()})};
+goog.iter.zipLongest=function(a,b){var c=goog.array.slice(arguments,1),d=new goog.iter.Iterator;if(0<c.length){var e=goog.array.map(c,goog.iter.toIterator);d.next=function(){var b=!1,c=goog.array.map(e,function(c){try{var d=c.next();b=!0}catch(l){if(l!==goog.iter.StopIteration)throw l;d=a}return d});if(!b)throw goog.iter.StopIteration;return c}}return d};goog.iter.compress=function(a,b){var c=goog.iter.toIterator(b);return goog.iter.filter(a,function(){return!!c.next()})};
 goog.iter.GroupByIterator_=function(a,b){this.iterator=goog.iter.toIterator(a);this.keyFunc=b||goog.functions.identity};goog.inherits(goog.iter.GroupByIterator_,goog.iter.Iterator);goog.iter.GroupByIterator_.prototype.next=function(){for(;this.currentKey==this.targetKey;)this.currentValue=this.iterator.next(),this.currentKey=this.keyFunc(this.currentValue);this.targetKey=this.currentKey;return[this.currentKey,this.groupItems_(this.targetKey)]};
 goog.iter.GroupByIterator_.prototype.groupItems_=function(a){for(var b=[];this.currentKey==a;){b.push(this.currentValue);try{this.currentValue=this.iterator.next()}catch(c){if(c!==goog.iter.StopIteration)throw c;break}this.currentKey=this.keyFunc(this.currentValue)}return b};goog.iter.groupBy=function(a,b){return new goog.iter.GroupByIterator_(a,b)};
 goog.iter.starMap=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;a.next=function(){var a=goog.iter.toArray(d.next());return b.apply(c,goog.array.concat(a,void 0,d))};return a};
@@ -815,7 +800,45 @@ goog.debug.Logger.prototype.callPublish_=function(a){if(this.handlers_)for(var b
 goog.debug.LogManager.initialize=function(){goog.debug.LogManager.rootLogger_||(goog.debug.LogManager.rootLogger_=new goog.debug.Logger(goog.debug.Logger.ROOT_LOGGER_NAME),goog.debug.LogManager.loggers_[goog.debug.Logger.ROOT_LOGGER_NAME]=goog.debug.LogManager.rootLogger_,goog.debug.LogManager.rootLogger_.setLevel(goog.debug.Logger.Level.CONFIG))};goog.debug.LogManager.getLoggers=function(){return goog.debug.LogManager.loggers_};
 goog.debug.LogManager.getRoot=function(){goog.debug.LogManager.initialize();return goog.debug.LogManager.rootLogger_};goog.debug.LogManager.getLogger=function(a){goog.debug.LogManager.initialize();return goog.debug.LogManager.loggers_[a]||goog.debug.LogManager.createLogger_(a)};goog.debug.LogManager.createFunctionForCatchErrors=function(a){return function(b){(a||goog.debug.LogManager.getRoot()).severe("Error: "+b.message+" ("+b.fileName+" @ Line: "+b.line+")")}};
 goog.debug.LogManager.createLogger_=function(a){var b=new goog.debug.Logger(a);if(goog.debug.Logger.ENABLE_HIERARCHY){var c=a.lastIndexOf("."),d=a.substr(0,c);c=a.substr(c+1);d=goog.debug.LogManager.getLogger(d);d.addChild_(c,b);b.setParent_(d)}return goog.debug.LogManager.loggers_[a]=b};goog.log={};goog.log.ENABLED=goog.debug.LOGGING_ENABLED;goog.log.ROOT_LOGGER_NAME=goog.debug.Logger.ROOT_LOGGER_NAME;goog.log.Logger=goog.debug.Logger;goog.log.Level=goog.debug.Logger.Level;goog.log.LogRecord=goog.debug.LogRecord;goog.log.getLogger=function(a,b){if(goog.log.ENABLED){var c=goog.debug.LogManager.getLogger(a);b&&c&&c.setLevel(b);return c}return null};goog.log.addHandler=function(a,b){goog.log.ENABLED&&a&&a.addHandler(b)};
-goog.log.removeHandler=function(a,b){return goog.log.ENABLED&&a?a.removeHandler(b):!1};goog.log.log=function(a,b,c,d){goog.log.ENABLED&&a&&a.log(b,c,d)};goog.log.error=function(a,b,c){goog.log.ENABLED&&a&&a.severe(b,c)};goog.log.warning=function(a,b,c){goog.log.ENABLED&&a&&a.warning(b,c)};goog.log.info=function(a,b,c){goog.log.ENABLED&&a&&a.info(b,c)};goog.log.fine=function(a,b,c){goog.log.ENABLED&&a&&a.fine(b,c)};goog.string.StringBuffer=function(a,b){null!=a&&this.append.apply(this,arguments)};goog.string.StringBuffer.prototype.buffer_="";goog.string.StringBuffer.prototype.set=function(a){this.buffer_=""+a};goog.string.StringBuffer.prototype.append=function(a,b,c){this.buffer_+=String(a);if(null!=b)for(var d=1;d<arguments.length;d++)this.buffer_+=arguments[d];return this};goog.string.StringBuffer.prototype.clear=function(){this.buffer_=""};goog.string.StringBuffer.prototype.getLength=function(){return this.buffer_.length};
+goog.log.removeHandler=function(a,b){return goog.log.ENABLED&&a?a.removeHandler(b):!1};goog.log.log=function(a,b,c,d){goog.log.ENABLED&&a&&a.log(b,c,d)};goog.log.error=function(a,b,c){goog.log.ENABLED&&a&&a.severe(b,c)};goog.log.warning=function(a,b,c){goog.log.ENABLED&&a&&a.warning(b,c)};goog.log.info=function(a,b,c){goog.log.ENABLED&&a&&a.info(b,c)};goog.log.fine=function(a,b,c){goog.log.ENABLED&&a&&a.fine(b,c)};goog.Thenable=function(){};goog.Thenable.prototype.then=function(a,b,c){};goog.Thenable.IMPLEMENTED_BY_PROP="$goog_Thenable";goog.Thenable.addImplementation=function(a){a.prototype.then=a.prototype.then;COMPILED?a.prototype[goog.Thenable.IMPLEMENTED_BY_PROP]=!0:a.prototype.$goog_Thenable=!0};goog.Thenable.isImplementedBy=function(a){if(!a)return!1;try{return COMPILED?!!a[goog.Thenable.IMPLEMENTED_BY_PROP]:!!a.$goog_Thenable}catch(b){return!1}};goog.async={};goog.async.FreeList=function(a,b,c){this.limit_=c;this.create_=a;this.reset_=b;this.occupants_=0;this.head_=null};goog.async.FreeList.prototype.get=function(){if(0<this.occupants_){this.occupants_--;var a=this.head_;this.head_=a.next;a.next=null}else a=this.create_();return a};goog.async.FreeList.prototype.put=function(a){this.reset_(a);this.occupants_<this.limit_&&(this.occupants_++,a.next=this.head_,this.head_=a)};goog.async.FreeList.prototype.occupants=function(){return this.occupants_};goog.async.WorkQueue=function(){this.workTail_=this.workHead_=null};goog.async.WorkQueue.DEFAULT_MAX_UNUSED=100;goog.async.WorkQueue.freelist_=new goog.async.FreeList(function(){return new goog.async.WorkItem},function(a){a.reset()},goog.async.WorkQueue.DEFAULT_MAX_UNUSED);goog.async.WorkQueue.prototype.add=function(a,b){var c=this.getUnusedItem_();c.set(a,b);this.workTail_?this.workTail_.next=c:(goog.asserts.assert(!this.workHead_),this.workHead_=c);this.workTail_=c};
+goog.async.WorkQueue.prototype.remove=function(){var a=null;this.workHead_&&(a=this.workHead_,this.workHead_=this.workHead_.next,this.workHead_||(this.workTail_=null),a.next=null);return a};goog.async.WorkQueue.prototype.returnUnused=function(a){goog.async.WorkQueue.freelist_.put(a)};goog.async.WorkQueue.prototype.getUnusedItem_=function(){return goog.async.WorkQueue.freelist_.get()};goog.async.WorkItem=function(){this.next=this.scope=this.fn=null};
+goog.async.WorkItem.prototype.set=function(a,b){this.fn=a;this.scope=b;this.next=null};goog.async.WorkItem.prototype.reset=function(){this.next=this.scope=this.fn=null};goog.async.throwException=function(a){goog.global.setTimeout(function(){throw a;},0)};goog.async.nextTick=function(a,b,c){var d=a;b&&(d=goog.bind(a,b));d=goog.async.nextTick.wrapCallback_(d);goog.isFunction(goog.global.setImmediate)&&(c||goog.async.nextTick.useSetImmediate_())?goog.global.setImmediate(d):(goog.async.nextTick.setImmediate_||(goog.async.nextTick.setImmediate_=goog.async.nextTick.getSetImmediateEmulator_()),goog.async.nextTick.setImmediate_(d))};
+goog.async.nextTick.useSetImmediate_=function(){return goog.global.Window&&goog.global.Window.prototype&&!goog.labs.userAgent.browser.isEdge()&&goog.global.Window.prototype.setImmediate==goog.global.setImmediate?!1:!0};
+goog.async.nextTick.getSetImmediateEmulator_=function(){var a=goog.global.MessageChannel;"undefined"===typeof a&&"undefined"!==typeof window&&window.postMessage&&window.addEventListener&&!goog.labs.userAgent.engine.isPresto()&&(a=function(){var a=document.createElement("IFRAME");a.style.display="none";a.src="";document.documentElement.appendChild(a);var b=a.contentWindow;a=b.document;a.open();a.write("");a.close();var c="callImmediate"+Math.random(),d="file:"==b.location.protocol?"*":b.location.protocol+
+"//"+b.location.host;a=goog.bind(function(a){if(("*"==d||a.origin==d)&&a.data==c)this.port1.onmessage()},this);b.addEventListener("message",a,!1);this.port1={};this.port2={postMessage:function(){b.postMessage(c,d)}}});if("undefined"!==typeof a&&!goog.labs.userAgent.browser.isIE()){var b=new a,c={},d=c;b.port1.onmessage=function(){if(goog.isDef(c.next)){c=c.next;var a=c.cb;c.cb=null;a()}};return function(a){d.next={cb:a};d=d.next;b.port2.postMessage(0)}}return"undefined"!==typeof document&&"onreadystatechange"in
+document.createElement("SCRIPT")?function(a){var b=document.createElement("SCRIPT");b.onreadystatechange=function(){b.onreadystatechange=null;b.parentNode.removeChild(b);b=null;a();a=null};document.documentElement.appendChild(b)}:function(a){goog.global.setTimeout(a,0)}};goog.async.nextTick.wrapCallback_=goog.functions.identity;goog.debug.entryPointRegistry.register(function(a){goog.async.nextTick.wrapCallback_=a});goog.async.run=function(a,b){goog.async.run.schedule_||goog.async.run.initializeRunner_();goog.async.run.workQueueScheduled_||(goog.async.run.schedule_(),goog.async.run.workQueueScheduled_=!0);goog.async.run.workQueue_.add(a,b)};goog.async.run.initializeRunner_=function(){if(goog.global.Promise&&goog.global.Promise.resolve){var a=goog.global.Promise.resolve(void 0);goog.async.run.schedule_=function(){a.then(goog.async.run.processWorkQueue)}}else goog.async.run.schedule_=function(){goog.async.nextTick(goog.async.run.processWorkQueue)}};
+goog.async.run.forceNextTick=function(a){goog.async.run.schedule_=function(){goog.async.nextTick(goog.async.run.processWorkQueue);a&&a(goog.async.run.processWorkQueue)}};goog.async.run.workQueueScheduled_=!1;goog.async.run.workQueue_=new goog.async.WorkQueue;goog.DEBUG&&(goog.async.run.resetQueue=function(){goog.async.run.workQueueScheduled_=!1;goog.async.run.workQueue_=new goog.async.WorkQueue});
+goog.async.run.processWorkQueue=function(){for(var a;a=goog.async.run.workQueue_.remove();){try{a.fn.call(a.scope)}catch(b){goog.async.throwException(b)}goog.async.run.workQueue_.returnUnused(a)}goog.async.run.workQueueScheduled_=!1};goog.promise={};goog.promise.Resolver=function(){};goog.Promise=function(a,b){this.state_=goog.Promise.State_.PENDING;this.result_=void 0;this.callbackEntriesTail_=this.callbackEntries_=this.parent_=null;this.executing_=!1;0<goog.Promise.UNHANDLED_REJECTION_DELAY?this.unhandledRejectionId_=0:0==goog.Promise.UNHANDLED_REJECTION_DELAY&&(this.hadUnhandledRejection_=!1);goog.Promise.LONG_STACK_TRACES&&(this.stack_=[],this.addStackTrace_(Error("created")),this.currentStep_=0);if(a!=goog.nullFunction)try{var c=this;a.call(b,function(a){c.resolve_(goog.Promise.State_.FULFILLED,
+a)},function(a){if(goog.DEBUG&&!(a instanceof goog.Promise.CancellationError))try{if(a instanceof Error)throw a;throw Error("Promise rejected.");}catch(e){}c.resolve_(goog.Promise.State_.REJECTED,a)})}catch(d){this.resolve_(goog.Promise.State_.REJECTED,d)}};goog.Promise.LONG_STACK_TRACES=!1;goog.Promise.UNHANDLED_REJECTION_DELAY=0;goog.Promise.State_={PENDING:0,BLOCKED:1,FULFILLED:2,REJECTED:3};
+goog.Promise.CallbackEntry_=function(){this.next=this.context=this.onRejected=this.onFulfilled=this.child=null;this.always=!1};goog.Promise.CallbackEntry_.prototype.reset=function(){this.context=this.onRejected=this.onFulfilled=this.child=null;this.always=!1};goog.Promise.DEFAULT_MAX_UNUSED=100;goog.Promise.freelist_=new goog.async.FreeList(function(){return new goog.Promise.CallbackEntry_},function(a){a.reset()},goog.Promise.DEFAULT_MAX_UNUSED);
+goog.Promise.getCallbackEntry_=function(a,b,c){var d=goog.Promise.freelist_.get();d.onFulfilled=a;d.onRejected=b;d.context=c;return d};goog.Promise.returnEntry_=function(a){goog.Promise.freelist_.put(a)};goog.Promise.resolve=function(a){if(a instanceof goog.Promise)return a;var b=new goog.Promise(goog.nullFunction);b.resolve_(goog.Promise.State_.FULFILLED,a);return b};goog.Promise.reject=function(a){return new goog.Promise(function(b,c){c(a)})};
+goog.Promise.resolveThen_=function(a,b,c){goog.Promise.maybeThen_(a,b,c,null)||goog.async.run(goog.partial(b,a))};goog.Promise.race=function(a){return new goog.Promise(function(b,c){a.length||b(void 0);for(var d=0,e;d<a.length;d++)e=a[d],goog.Promise.resolveThen_(e,b,c)})};
+goog.Promise.all=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d)for(var f=function(a,c){d--;e[a]=c;0==d&&b(e)},g=function(a){c(a)},h=0,k;h<a.length;h++)k=a[h],goog.Promise.resolveThen_(k,goog.partial(f,h),g);else b(e)})};
+goog.Promise.allSettled=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d)for(var f=function(a,c,f){d--;e[a]=c?{fulfilled:!0,value:f}:{fulfilled:!1,reason:f};0==d&&b(e)},g=0,h;g<a.length;g++)h=a[g],goog.Promise.resolveThen_(h,goog.partial(f,g,!0),goog.partial(f,g,!1));else b(e)})};
+goog.Promise.firstFulfilled=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d)for(var f=function(a){b(a)},g=function(a,b){d--;e[a]=b;0==d&&c(e)},h=0,k;h<a.length;h++)k=a[h],goog.Promise.resolveThen_(k,f,goog.partial(g,h));else b(void 0)})};goog.Promise.withResolver=function(){var a,b,c=new goog.Promise(function(c,e){a=c;b=e});return new goog.Promise.Resolver_(c,a,b)};
+goog.Promise.prototype.then=function(a,b,c){null!=a&&goog.asserts.assertFunction(a,"opt_onFulfilled should be a function.");null!=b&&goog.asserts.assertFunction(b,"opt_onRejected should be a function. Did you pass opt_context as the second argument instead of the third?");goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("then"));return this.addChildPromise_(goog.isFunction(a)?a:null,goog.isFunction(b)?b:null,c)};goog.Thenable.addImplementation(goog.Promise);
+goog.Promise.prototype.thenVoid=function(a,b,c){null!=a&&goog.asserts.assertFunction(a,"opt_onFulfilled should be a function.");null!=b&&goog.asserts.assertFunction(b,"opt_onRejected should be a function. Did you pass opt_context as the second argument instead of the third?");goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("then"));this.addCallbackEntry_(goog.Promise.getCallbackEntry_(a||goog.nullFunction,b||null,c))};
+goog.Promise.prototype.thenAlways=function(a,b){goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("thenAlways"));var c=goog.Promise.getCallbackEntry_(a,a,b);c.always=!0;this.addCallbackEntry_(c);return this};goog.Promise.prototype.thenCatch=function(a,b){goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("thenCatch"));return this.addChildPromise_(null,a,b)};
+goog.Promise.prototype.cancel=function(a){this.state_==goog.Promise.State_.PENDING&&goog.async.run(function(){var b=new goog.Promise.CancellationError(a);this.cancelInternal_(b)},this)};goog.Promise.prototype.cancelInternal_=function(a){this.state_==goog.Promise.State_.PENDING&&(this.parent_?(this.parent_.cancelChild_(this,a),this.parent_=null):this.resolve_(goog.Promise.State_.REJECTED,a))};
+goog.Promise.prototype.cancelChild_=function(a,b){if(this.callbackEntries_){for(var c=0,d=null,e=null,f=this.callbackEntries_;f&&(f.always||(c++,f.child==a&&(d=f),!(d&&1<c)));f=f.next)d||(e=f);d&&(this.state_==goog.Promise.State_.PENDING&&1==c?this.cancelInternal_(b):(e?this.removeEntryAfter_(e):this.popEntry_(),this.executeCallback_(d,goog.Promise.State_.REJECTED,b)))}};
+goog.Promise.prototype.addCallbackEntry_=function(a){this.hasEntry_()||this.state_!=goog.Promise.State_.FULFILLED&&this.state_!=goog.Promise.State_.REJECTED||this.scheduleCallbacks_();this.queueEntry_(a)};
+goog.Promise.prototype.addChildPromise_=function(a,b,c){var d=goog.Promise.getCallbackEntry_(null,null,null);d.child=new goog.Promise(function(e,f){d.onFulfilled=a?function(b){try{var d=a.call(c,b);e(d)}catch(k){f(k)}}:e;d.onRejected=b?function(a){try{var d=b.call(c,a);!goog.isDef(d)&&a instanceof goog.Promise.CancellationError?f(a):e(d)}catch(k){f(k)}}:f});d.child.parent_=this;this.addCallbackEntry_(d);return d.child};
+goog.Promise.prototype.unblockAndFulfill_=function(a){goog.asserts.assert(this.state_==goog.Promise.State_.BLOCKED);this.state_=goog.Promise.State_.PENDING;this.resolve_(goog.Promise.State_.FULFILLED,a)};goog.Promise.prototype.unblockAndReject_=function(a){goog.asserts.assert(this.state_==goog.Promise.State_.BLOCKED);this.state_=goog.Promise.State_.PENDING;this.resolve_(goog.Promise.State_.REJECTED,a)};
+goog.Promise.prototype.resolve_=function(a,b){this.state_==goog.Promise.State_.PENDING&&(this===b&&(a=goog.Promise.State_.REJECTED,b=new TypeError("Promise cannot resolve to itself")),this.state_=goog.Promise.State_.BLOCKED,goog.Promise.maybeThen_(b,this.unblockAndFulfill_,this.unblockAndReject_,this)||(this.result_=b,this.state_=a,this.parent_=null,this.scheduleCallbacks_(),a!=goog.Promise.State_.REJECTED||b instanceof goog.Promise.CancellationError||goog.Promise.addUnhandledRejection_(this,b)))};
+goog.Promise.maybeThen_=function(a,b,c,d){if(a instanceof goog.Promise)return a.thenVoid(b,c,d),!0;if(goog.Thenable.isImplementedBy(a))return a.then(b,c,d),!0;if(goog.isObject(a))try{var e=a.then;if(goog.isFunction(e))return goog.Promise.tryThen_(a,e,b,c,d),!0}catch(f){return c.call(d,f),!0}return!1};goog.Promise.tryThen_=function(a,b,c,d,e){var f=!1,g=function(a){f||(f=!0,c.call(e,a))},h=function(a){f||(f=!0,d.call(e,a))};try{b.call(a,g,h)}catch(k){h(k)}};
+goog.Promise.prototype.scheduleCallbacks_=function(){this.executing_||(this.executing_=!0,goog.async.run(this.executeCallbacks_,this))};goog.Promise.prototype.hasEntry_=function(){return!!this.callbackEntries_};goog.Promise.prototype.queueEntry_=function(a){goog.asserts.assert(null!=a.onFulfilled);this.callbackEntriesTail_?this.callbackEntriesTail_.next=a:this.callbackEntries_=a;this.callbackEntriesTail_=a};
+goog.Promise.prototype.popEntry_=function(){var a=null;this.callbackEntries_&&(a=this.callbackEntries_,this.callbackEntries_=a.next,a.next=null);this.callbackEntries_||(this.callbackEntriesTail_=null);null!=a&&goog.asserts.assert(null!=a.onFulfilled);return a};goog.Promise.prototype.removeEntryAfter_=function(a){goog.asserts.assert(this.callbackEntries_);goog.asserts.assert(null!=a);a.next==this.callbackEntriesTail_&&(this.callbackEntriesTail_=a);a.next=a.next.next};
+goog.Promise.prototype.executeCallbacks_=function(){for(var a;a=this.popEntry_();)goog.Promise.LONG_STACK_TRACES&&this.currentStep_++,this.executeCallback_(a,this.state_,this.result_);this.executing_=!1};
+goog.Promise.prototype.executeCallback_=function(a,b,c){b==goog.Promise.State_.REJECTED&&a.onRejected&&!a.always&&this.removeUnhandledRejection_();if(a.child)a.child.parent_=null,goog.Promise.invokeCallback_(a,b,c);else try{a.always?a.onFulfilled.call(a.context):goog.Promise.invokeCallback_(a,b,c)}catch(d){goog.Promise.handleRejection_.call(null,d)}goog.Promise.returnEntry_(a)};
+goog.Promise.invokeCallback_=function(a,b,c){b==goog.Promise.State_.FULFILLED?a.onFulfilled.call(a.context,c):a.onRejected&&a.onRejected.call(a.context,c)};goog.Promise.prototype.addStackTrace_=function(a){if(goog.Promise.LONG_STACK_TRACES&&goog.isString(a.stack)){var b=a.stack.split("\n",4)[3];a=a.message;a+=Array(11-a.length).join(" ");this.stack_.push(a+b)}};
+goog.Promise.prototype.appendLongStack_=function(a){if(goog.Promise.LONG_STACK_TRACES&&a&&goog.isString(a.stack)&&this.stack_.length){for(var b=["Promise trace:"],c=this;c;c=c.parent_){for(var d=this.currentStep_;0<=d;d--)b.push(c.stack_[d]);b.push("Value: ["+(c.state_==goog.Promise.State_.REJECTED?"REJECTED":"FULFILLED")+"] <"+String(c.result_)+">")}a.stack+="\n\n"+b.join("\n")}};
+goog.Promise.prototype.removeUnhandledRejection_=function(){if(0<goog.Promise.UNHANDLED_REJECTION_DELAY)for(var a=this;a&&a.unhandledRejectionId_;a=a.parent_)goog.global.clearTimeout(a.unhandledRejectionId_),a.unhandledRejectionId_=0;else if(0==goog.Promise.UNHANDLED_REJECTION_DELAY)for(a=this;a&&a.hadUnhandledRejection_;a=a.parent_)a.hadUnhandledRejection_=!1};
+goog.Promise.addUnhandledRejection_=function(a,b){0<goog.Promise.UNHANDLED_REJECTION_DELAY?a.unhandledRejectionId_=goog.global.setTimeout(function(){a.appendLongStack_(b);goog.Promise.handleRejection_.call(null,b)},goog.Promise.UNHANDLED_REJECTION_DELAY):0==goog.Promise.UNHANDLED_REJECTION_DELAY&&(a.hadUnhandledRejection_=!0,goog.async.run(function(){a.hadUnhandledRejection_&&(a.appendLongStack_(b),goog.Promise.handleRejection_.call(null,b))}))};goog.Promise.handleRejection_=goog.async.throwException;
+goog.Promise.setUnhandledRejectionHandler=function(a){goog.Promise.handleRejection_=a};goog.Promise.CancellationError=function(a){goog.debug.Error.call(this,a)};goog.inherits(goog.Promise.CancellationError,goog.debug.Error);goog.Promise.CancellationError.prototype.name="cancel";goog.Promise.Resolver_=function(a,b,c){this.promise=a;this.resolve=b;this.reject=c};goog.Timer=function(a,b){goog.events.EventTarget.call(this);this.interval_=a||1;this.timerObject_=b||goog.Timer.defaultTimerObject;this.boundTick_=goog.bind(this.tick_,this);this.last_=goog.now()};goog.inherits(goog.Timer,goog.events.EventTarget);goog.Timer.MAX_TIMEOUT_=2147483647;goog.Timer.INVALID_TIMEOUT_ID_=-1;goog.Timer.prototype.enabled=!1;goog.Timer.defaultTimerObject=goog.global;goog.Timer.intervalScale=.8;goog.Timer.prototype.timer_=null;goog.Timer.prototype.getInterval=function(){return this.interval_};
+goog.Timer.prototype.setInterval=function(a){this.interval_=a;this.timer_&&this.enabled?(this.stop(),this.start()):this.timer_&&this.stop()};goog.Timer.prototype.tick_=function(){if(this.enabled){var a=goog.now()-this.last_;0<a&&a<this.interval_*goog.Timer.intervalScale?this.timer_=this.timerObject_.setTimeout(this.boundTick_,this.interval_-a):(this.timer_&&(this.timerObject_.clearTimeout(this.timer_),this.timer_=null),this.dispatchTick(),this.enabled&&(this.stop(),this.start()))}};
+goog.Timer.prototype.dispatchTick=function(){this.dispatchEvent(goog.Timer.TICK)};goog.Timer.prototype.start=function(){this.enabled=!0;this.timer_||(this.timer_=this.timerObject_.setTimeout(this.boundTick_,this.interval_),this.last_=goog.now())};goog.Timer.prototype.stop=function(){this.enabled=!1;this.timer_&&(this.timerObject_.clearTimeout(this.timer_),this.timer_=null)};goog.Timer.prototype.disposeInternal=function(){goog.Timer.superClass_.disposeInternal.call(this);this.stop();delete this.timerObject_};
+goog.Timer.TICK="tick";goog.Timer.callOnce=function(a,b,c){if(goog.isFunction(a))c&&(a=goog.bind(a,c));else if(a&&"function"==typeof a.handleEvent)a=goog.bind(a.handleEvent,a);else throw Error("Invalid listener argument");return Number(b)>goog.Timer.MAX_TIMEOUT_?goog.Timer.INVALID_TIMEOUT_ID_:goog.Timer.defaultTimerObject.setTimeout(a,b||0)};goog.Timer.clear=function(a){goog.Timer.defaultTimerObject.clearTimeout(a)};
+goog.Timer.promise=function(a,b){var c=null;return(new goog.Promise(function(d,e){c=goog.Timer.callOnce(function(){d(b)},a);c==goog.Timer.INVALID_TIMEOUT_ID_&&e(Error("Failed to schedule timer."))})).thenCatch(function(a){goog.Timer.clear(c);throw a;})};goog.string.StringBuffer=function(a,b){null!=a&&this.append.apply(this,arguments)};goog.string.StringBuffer.prototype.buffer_="";goog.string.StringBuffer.prototype.set=function(a){this.buffer_=""+a};goog.string.StringBuffer.prototype.append=function(a,b,c){this.buffer_+=String(a);if(null!=b)for(var d=1;d<arguments.length;d++)this.buffer_+=arguments[d];return this};goog.string.StringBuffer.prototype.clear=function(){this.buffer_=""};goog.string.StringBuffer.prototype.getLength=function(){return this.buffer_.length};
 goog.string.StringBuffer.prototype.toString=function(){return this.buffer_};goog.ui.tree={};goog.ui.tree.BaseNode=function(a,b,c){goog.ui.Component.call(this,c);this.config_=b||goog.ui.tree.BaseNode.defaultConfig;this.html_=goog.html.SafeHtml.htmlEscapePreservingNewlines(a);this.expanded_=this.selected_=!1;this.toolTip_=null;this.afterLabelHtml_=goog.html.SafeHtml.EMPTY;this.isUserCollapsible_=!0;this.depth_=-1};goog.inherits(goog.ui.tree.BaseNode,goog.ui.Component);
 goog.ui.tree.BaseNode.EventType={BEFORE_EXPAND:"beforeexpand",EXPAND:"expand",BEFORE_COLLAPSE:"beforecollapse",COLLAPSE:"collapse"};goog.ui.tree.BaseNode.allNodes={};goog.ui.tree.BaseNode.prototype.disposeInternal=function(){goog.ui.tree.BaseNode.superClass_.disposeInternal.call(this);this.tree&&(this.tree.removeNode(this),this.tree=null);this.setElementInternal(null)};
 goog.ui.tree.BaseNode.prototype.initAccessibility=function(){var a=this.getElement();if(a){var b=this.getLabelElement();b&&!b.id&&(b.id=this.getId()+".label");goog.a11y.aria.setRole(a,"treeitem");goog.a11y.aria.setState(a,"selected",!1);goog.a11y.aria.setState(a,"level",this.getDepth());b&&goog.a11y.aria.setState(a,"labelledby",b.id);(b=this.getIconElement())&&goog.a11y.aria.setRole(b,"presentation");(b=this.getExpandIconElement())&&goog.a11y.aria.setRole(b,"presentation");if(b=this.getChildrenElement())if(goog.a11y.aria.setRole(b,
@@ -898,52 +921,107 @@ goog.ui.tree.TreeControl.prototype.handleMouseEvent_=function(a){goog.log.fine(t
 goog.ui.tree.TreeControl.prototype.handleKeyEvent=function(a){var b;(b=this.typeAhead_.handleNavigation(a)||this.selectedItem_&&this.selectedItem_.onKeyDown(a)||this.typeAhead_.handleTypeAheadChar(a))&&a.preventDefault();return b};goog.ui.tree.TreeControl.prototype.getNodeFromEvent_=function(a){for(var b=a.target;null!=b;){if(a=goog.ui.tree.BaseNode.allNodes[b.id])return a;if(b==this.getElement())break;b=b.parentNode}return null};
 goog.ui.tree.TreeControl.prototype.createNode=function(a){return new goog.ui.tree.TreeNode(a||goog.html.SafeHtml.EMPTY,this.getConfig(),this.getDomHelper())};goog.ui.tree.TreeControl.prototype.setNode=function(a){this.typeAhead_.setNodeInMap(a)};goog.ui.tree.TreeControl.prototype.removeNode=function(a){this.typeAhead_.removeNodeFromMap(a)};goog.ui.tree.TreeControl.prototype.clearTypeAhead=function(){this.typeAhead_.clear()};goog.ui.tree.TreeControl.defaultConfig=goog.ui.tree.BaseNode.defaultConfig;
 var Blockly={};Blockly.Blocks=Object(null);
-Blockly.Touch={};Blockly.Touch.touchIdentifier_=null;Blockly.Touch.TOUCH_MAP={};goog.events.BrowserFeature.TOUCH_ENABLED&&(Blockly.Touch.TOUCH_MAP={mousedown:["touchstart"],mousemove:["touchmove"],mouseup:["touchend","touchcancel"]});Blockly.longPid_=0;Blockly.longStart_=function(a,b){Blockly.longStop_();1==a.changedTouches.length&&(Blockly.longPid_=setTimeout(function(){a.button=2;a.clientX=a.changedTouches[0].clientX;a.clientY=a.changedTouches[0].clientY;b&&b.handleRightClick(a)},Blockly.LONGPRESS))};
-Blockly.longStop_=function(){Blockly.longPid_&&(clearTimeout(Blockly.longPid_),Blockly.longPid_=0)};Blockly.Touch.clearTouchIdentifier=function(){Blockly.Touch.touchIdentifier_=null};Blockly.Touch.shouldHandleEvent=function(a){return!Blockly.Touch.isMouseOrTouchEvent(a)||Blockly.Touch.checkTouchIdentifier(a)};
-Blockly.Touch.getTouchIdentifierFromEvent=function(a){return a.changedTouches&&a.changedTouches[0]&&void 0!=a.changedTouches[0].identifier&&null!=a.changedTouches[0].identifier?a.changedTouches[0].identifier:"mouse"};
-Blockly.Touch.checkTouchIdentifier=function(a){var b=Blockly.Touch.getTouchIdentifierFromEvent(a);return void 0!=Blockly.Touch.touchIdentifier_&&null!=Blockly.Touch.touchIdentifier_?Blockly.Touch.touchIdentifier_==b:"mousedown"==a.type||"touchstart"==a.type?(Blockly.Touch.touchIdentifier_=b,!0):!1};Blockly.Touch.setClientFromTouch=function(a){if(goog.string.startsWith(a.type,"touch")){var b=a.changedTouches[0];a.clientX=b.clientX;a.clientY=b.clientY}};
-Blockly.Touch.isMouseOrTouchEvent=function(a){return goog.string.startsWith(a.type,"touch")||goog.string.startsWith(a.type,"mouse")};Blockly.Touch.splitEventByTouches=function(a){var b=[];if(a.changedTouches)for(var c=0;c<a.changedTouches.length;c++)b[c]={type:a.type,changedTouches:[a.changedTouches[c]],target:a.target,stopPropagation:function(){a.stopPropagation()},preventDefault:function(){a.preventDefault()}};else b.push(a);return b};
-Blockly.VariableMap=function(a){this.variableMap_={};this.workspace=a};Blockly.VariableMap.prototype.clear=function(){this.variableMap_=Object(null)};
-Blockly.VariableMap.prototype.renameVariable=function(a,b){var c=this.getVariable(b),d=-1,e=-1,f="";if(a||c)f=(a||c).type;var g=this.getVariablesOfType(f);a&&(d=g.indexOf(a));c&&(e=g.indexOf(c));-1==d&&-1==e?(this.createVariable(b,""),console.log("Tried to rename an non-existent variable.")):d==e||-1!=d&&-1==e?(c=this.variableMap_[f][d],Blockly.Events.fire(new Blockly.Events.VarRename(c,b)),c.name=b):-1!=d&&-1!=e&&(c=this.variableMap_[f][e],Blockly.Events.fire(new Blockly.Events.VarRename(c,b)),Blockly.Events.fire(new Blockly.Events.VarDelete(this.variableMap_[f][d])),
-c.name=b,this.variableMap_[f].splice(d,1))};
-Blockly.VariableMap.prototype.createVariable=function(a,b,c){var d=this.getVariable(a);if(d){if(b&&d.type!=b)throw Error('Variable "'+a+'" is already in use and its type is "'+d.type+'" which conflicts with the passed in type, "'+b+'".');if(c&&d.getId()!=c)throw Error('Variable "'+a+'" is already in use and its id is "'+d.getId()+'" which conflicts with the passed in id, "'+c+'".');return d}if(c&&this.getVariableById(c))throw Error('Variable id, "'+c+'", is already in use.');c=c||Blockly.utils.genUid();
-b=b||"";d=new Blockly.VariableModel(this.workspace,a,b,c);this.variableMap_[b]?this.variableMap_[b].push(d):this.variableMap_[b]=[d];return d};Blockly.VariableMap.prototype.deleteVariable=function(a){for(var b=this.variableMap_[a.type],c=0,d;d=b[c];c++)if(d.getId()==a.getId()){b.splice(c,1);Blockly.Events.fire(new Blockly.Events.VarDelete(a));break}};
-Blockly.VariableMap.prototype.getVariable=function(a){for(var b=Object.keys(this.variableMap_),c=0;c<b.length;c++)for(var d=b[c],e=0,f;f=this.variableMap_[d][e];e++)if(Blockly.Names.equals(f.name,a))return f;return null};Blockly.VariableMap.prototype.getVariableById=function(a){for(var b=Object.keys(this.variableMap_),c=0;c<b.length;c++)for(var d=b[c],e=0,f;f=this.variableMap_[d][e];e++)if(f.getId()==a)return f;return null};
-Blockly.VariableMap.prototype.getVariablesOfType=function(a){return(a=this.variableMap_[a||""])?a.slice():[]};Blockly.VariableMap.prototype.getVariableTypes=function(){return Object.keys(this.variableMap_)};Blockly.VariableMap.prototype.getAllVariables=function(){for(var a=[],b=Object.keys(this.variableMap_),c=0;c<b.length;c++)a=a.concat(this.variableMap_[b[c]]);return a};
-Blockly.Workspace=function(a){this.id=Blockly.utils.genUid();Blockly.Workspace.WorkspaceDB_[this.id]=this;this.options=a||{};this.RTL=!!this.options.RTL;this.horizontalLayout=!!this.options.horizontalLayout;this.toolboxPosition=this.options.toolboxPosition;this.topBlocks_=[];this.listeners_=[];this.undoStack_=[];this.redoStack_=[];this.blockDB_=Object.create(null);this.variableMap_=new Blockly.VariableMap(this)};Blockly.Workspace.prototype.rendered=!1;Blockly.Workspace.prototype.MAX_UNDO=1024;
-Blockly.Workspace.prototype.dispose=function(){this.listeners_.length=0;this.clear();delete Blockly.Workspace.WorkspaceDB_[this.id]};Blockly.Workspace.SCAN_ANGLE=3;Blockly.Workspace.prototype.addTopBlock=function(a){this.topBlocks_.push(a);if(this.isFlyout){a=Blockly.Variables.allUsedVariables(a);for(var b=0,c;c=a[b];b++)this.getVariable(c)||this.createVariable(c)}};
+Blockly.Touch={};Blockly.Touch.touchIdentifier_=null;Blockly.Touch.TOUCH_MAP={};
+goog.global.PointerEvent?Blockly.Touch.TOUCH_MAP={mousedown:["pointerdown"],mouseenter:["pointerenter"],mouseleave:["pointerleave"],mousemove:["pointermove"],mouseout:["pointerout"],mouseover:["pointerover"],mouseup:["pointerup","pointercancel"],touchend:["pointerup"],touchcancel:["pointercancel"]}:goog.events.BrowserFeature.TOUCH_ENABLED&&(Blockly.Touch.TOUCH_MAP={mousedown:["touchstart"],mousemove:["touchmove"],mouseup:["touchend","touchcancel"]});Blockly.longPid_=0;
+Blockly.longStart_=function(a,b){Blockly.longStop_();a.changedTouches&&1!=a.changedTouches.length||(Blockly.longPid_=setTimeout(function(){a.changedTouches&&(a.button=2,a.clientX=a.changedTouches[0].clientX,a.clientY=a.changedTouches[0].clientY);b&&b.handleRightClick(a)},Blockly.LONGPRESS))};Blockly.longStop_=function(){Blockly.longPid_&&(clearTimeout(Blockly.longPid_),Blockly.longPid_=0)};Blockly.Touch.clearTouchIdentifier=function(){Blockly.Touch.touchIdentifier_=null};
+Blockly.Touch.shouldHandleEvent=function(a){return!Blockly.Touch.isMouseOrTouchEvent(a)||Blockly.Touch.checkTouchIdentifier(a)};Blockly.Touch.getTouchIdentifierFromEvent=function(a){return void 0!=a.pointerId?a.pointerId:a.changedTouches&&a.changedTouches[0]&&void 0!=a.changedTouches[0].identifier&&null!=a.changedTouches[0].identifier?a.changedTouches[0].identifier:"mouse"};
+Blockly.Touch.checkTouchIdentifier=function(a){var b=Blockly.Touch.getTouchIdentifierFromEvent(a);return void 0!=Blockly.Touch.touchIdentifier_&&null!=Blockly.Touch.touchIdentifier_?Blockly.Touch.touchIdentifier_==b:"mousedown"==a.type||"touchstart"==a.type||"pointerdown"==a.type?(Blockly.Touch.touchIdentifier_=b,!0):!1};Blockly.Touch.setClientFromTouch=function(a){if(goog.string.startsWith(a.type,"touch")){var b=a.changedTouches[0];a.clientX=b.clientX;a.clientY=b.clientY}};
+Blockly.Touch.isMouseOrTouchEvent=function(a){return goog.string.startsWith(a.type,"touch")||goog.string.startsWith(a.type,"mouse")||goog.string.startsWith(a.type,"pointer")};Blockly.Touch.isTouchEvent=function(a){return goog.string.startsWith(a.type,"touch")||goog.string.startsWith(a.type,"pointer")};
+Blockly.Touch.splitEventByTouches=function(a){var b=[];if(a.changedTouches)for(var c=0;c<a.changedTouches.length;c++)b[c]={type:a.type,changedTouches:[a.changedTouches[c]],target:a.target,stopPropagation:function(){a.stopPropagation()},preventDefault:function(){a.preventDefault()}};else b.push(a);return b};Blockly.Events={};Blockly.Events.group_="";Blockly.Events.recordUndo=!0;Blockly.Events.disabled_=0;Blockly.Events.CREATE="create";Blockly.Events.BLOCK_CREATE=Blockly.Events.CREATE;Blockly.Events.DELETE="delete";Blockly.Events.BLOCK_DELETE=Blockly.Events.DELETE;Blockly.Events.CHANGE="change";Blockly.Events.BLOCK_CHANGE=Blockly.Events.CHANGE;Blockly.Events.MOVE="move";Blockly.Events.BLOCK_MOVE=Blockly.Events.MOVE;Blockly.Events.VAR_CREATE="var_create";Blockly.Events.VAR_DELETE="var_delete";
+Blockly.Events.VAR_RENAME="var_rename";Blockly.Events.UI="ui";Blockly.Events.COMMENT_CREATE="comment_create";Blockly.Events.COMMENT_DELETE="comment_delete";Blockly.Events.COMMENT_CHANGE="comment_change";Blockly.Events.COMMENT_MOVE="comment_move";Blockly.Events.FIRE_QUEUE_=[];Blockly.Events.fire=function(a){Blockly.Events.isEnabled()&&(Blockly.Events.FIRE_QUEUE_.length||setTimeout(Blockly.Events.fireNow_,0),Blockly.Events.FIRE_QUEUE_.push(a))};
+Blockly.Events.fireNow_=function(){for(var a=Blockly.Events.filter(Blockly.Events.FIRE_QUEUE_,!0),b=Blockly.Events.FIRE_QUEUE_.length=0,c;c=a[b];b++){var d=Blockly.Workspace.getById(c.workspaceId);d&&d.fireChangeListener(c)}};
+Blockly.Events.filter=function(a,b){var c=goog.array.clone(a);b||c.reverse();for(var d=[],e=Object.create(null),f=0,g;g=c[f];f++)if(!g.isNull()){var h=[g.type,g.blockId,g.workspaceId].join(" "),k=e[h],l=k?k.event:null;k?g.type==Blockly.Events.MOVE&&k.index==f-1?(l.newParentId=g.newParentId,l.newInputName=g.newInputName,l.newCoordinate=g.newCoordinate,k.index=f):g.type==Blockly.Events.CHANGE&&g.element==l.element&&g.name==l.name?l.newValue=g.newValue:g.type!=Blockly.Events.UI||"click"!=g.element||
+"commentOpen"!=l.element&&"mutatorOpen"!=l.element&&"warningOpen"!=l.element?(e[h]={event:g,index:1},d.push(g)):l.newValue=g.newValue:(e[h]={event:g,index:f},d.push(g))}c=d.filter(function(a){return!a.isNull()});b||c.reverse();for(f=1;g=c[f];f++)g.type==Blockly.Events.CHANGE&&"mutation"==g.element&&c.unshift(c.splice(f,1)[0]);return c};Blockly.Events.clearPendingUndo=function(){for(var a=0,b;b=Blockly.Events.FIRE_QUEUE_[a];a++)b.recordUndo=!1};Blockly.Events.disable=function(){Blockly.Events.disabled_++};
+Blockly.Events.enable=function(){Blockly.Events.disabled_--};Blockly.Events.isEnabled=function(){return 0==Blockly.Events.disabled_};Blockly.Events.getGroup=function(){return Blockly.Events.group_};Blockly.Events.setGroup=function(a){Blockly.Events.group_="boolean"==typeof a?a?Blockly.utils.genUid():"":a};Blockly.Events.getDescendantIds_=function(a){var b=[];a=a.getDescendants(!1);for(var c=0,d;d=a[c];c++)b[c]=d.id;return b};
+Blockly.Events.fromJson=function(a,b){switch(a.type){case Blockly.Events.CREATE:var c=new Blockly.Events.Create(null);break;case Blockly.Events.DELETE:c=new Blockly.Events.Delete(null);break;case Blockly.Events.CHANGE:c=new Blockly.Events.Change(null,"","","","");break;case Blockly.Events.MOVE:c=new Blockly.Events.Move(null);break;case Blockly.Events.VAR_CREATE:c=new Blockly.Events.VarCreate(null);break;case Blockly.Events.VAR_DELETE:c=new Blockly.Events.VarDelete(null);break;case Blockly.Events.VAR_RENAME:c=
+new Blockly.Events.VarRename(null,"");break;case Blockly.Events.UI:c=new Blockly.Events.Ui(null);break;case Blockly.Events.COMMENT_CREATE:c=new Blockly.Events.CommentCreate(null);break;case Blockly.Events.COMMENT_CHANGE:c=new Blockly.Events.CommentChange(null);break;case Blockly.Events.COMMENT_MOVE:c=new Blockly.Events.CommentMove(null);break;case Blockly.Events.COMMENT_DELETE:c=new Blockly.Events.CommentDelete(null);break;default:throw"Unknown event type.";}c.fromJson(a);c.workspaceId=b.id;return c};
+Blockly.Events.disableOrphans=function(a){if(a.type==Blockly.Events.MOVE||a.type==Blockly.Events.CREATE){var b=Blockly.Workspace.getById(a.workspaceId);if(a=b.getBlockById(a.blockId))if(a.getParent()&&!a.getParent().disabled){b=a.getDescendants(!1);a=0;for(var c;c=b[a];a++)c.setDisabled(!1)}else if((a.outputConnection||a.previousConnection)&&!b.isDragging()){do a.setDisabled(!0),a=a.getNextBlock();while(a)}}};
+Blockly.Events.Abstract=function(){this.workspaceId=void 0;this.group=Blockly.Events.group_;this.recordUndo=Blockly.Events.recordUndo};Blockly.Events.Abstract.prototype.toJson=function(){var a={type:this.type};this.group&&(a.group=this.group);return a};Blockly.Events.Abstract.prototype.fromJson=function(a){this.group=a.group};Blockly.Events.Abstract.prototype.isNull=function(){return!1};Blockly.Events.Abstract.prototype.run=function(a){};
+Blockly.Events.Abstract.prototype.getEventWorkspace_=function(){var a=Blockly.Workspace.getById(this.workspaceId);if(!a)throw Error("Workspace is null. Event must have been generated from real Blockly events.");return a};Blockly.Events.VarBase=function(a){Blockly.Events.VarBase.superClass_.constructor.call(this);this.varId=a.getId();this.workspaceId=a.workspace.id};goog.inherits(Blockly.Events.VarBase,Blockly.Events.Abstract);Blockly.Events.VarBase.prototype.toJson=function(){var a=Blockly.Events.VarBase.superClass_.toJson.call(this);a.varId=this.varId;return a};Blockly.Events.VarBase.prototype.fromJson=function(a){Blockly.Events.VarBase.superClass_.toJson.call(this);this.varId=a.varId};
+Blockly.Events.VarCreate=function(a){a&&(Blockly.Events.VarCreate.superClass_.constructor.call(this,a),this.varType=a.type,this.varName=a.name)};goog.inherits(Blockly.Events.VarCreate,Blockly.Events.VarBase);Blockly.Events.VarCreate.prototype.type=Blockly.Events.VAR_CREATE;Blockly.Events.VarCreate.prototype.toJson=function(){var a=Blockly.Events.VarCreate.superClass_.toJson.call(this);a.varType=this.varType;a.varName=this.varName;return a};
+Blockly.Events.VarCreate.prototype.fromJson=function(a){Blockly.Events.VarCreate.superClass_.fromJson.call(this,a);this.varType=a.varType;this.varName=a.varName};Blockly.Events.VarCreate.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.createVariable(this.varName,this.varType,this.varId):b.deleteVariableById(this.varId)};Blockly.Events.VarDelete=function(a){a&&(Blockly.Events.VarDelete.superClass_.constructor.call(this,a),this.varType=a.type,this.varName=a.name)};
+goog.inherits(Blockly.Events.VarDelete,Blockly.Events.VarBase);Blockly.Events.VarDelete.prototype.type=Blockly.Events.VAR_DELETE;Blockly.Events.VarDelete.prototype.toJson=function(){var a=Blockly.Events.VarDelete.superClass_.toJson.call(this);a.varType=this.varType;a.varName=this.varName;return a};Blockly.Events.VarDelete.prototype.fromJson=function(a){Blockly.Events.VarDelete.superClass_.fromJson.call(this,a);this.varType=a.varType;this.varName=a.varName};
+Blockly.Events.VarDelete.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.deleteVariableById(this.varId):b.createVariable(this.varName,this.varType,this.varId)};Blockly.Events.VarRename=function(a,b){a&&(Blockly.Events.VarRename.superClass_.constructor.call(this,a),this.oldName=a.name,this.newName=b)};goog.inherits(Blockly.Events.VarRename,Blockly.Events.VarBase);Blockly.Events.VarRename.prototype.type=Blockly.Events.VAR_RENAME;
+Blockly.Events.VarRename.prototype.toJson=function(){var a=Blockly.Events.VarRename.superClass_.toJson.call(this);a.oldName=this.oldName;a.newName=this.newName;return a};Blockly.Events.VarRename.prototype.fromJson=function(a){Blockly.Events.VarRename.superClass_.fromJson.call(this,a);this.oldName=a.oldName;this.newName=a.newName};Blockly.Events.VarRename.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.renameVariableById(this.varId,this.newName):b.renameVariableById(this.varId,this.oldName)};
+Blockly.VariableMap=function(a){this.variableMap_={};this.workspace=a};Blockly.VariableMap.prototype.clear=function(){this.variableMap_=Object(null)};Blockly.VariableMap.prototype.renameVariable=function(a,b){var c=this.getVariable(b,a.type),d=this.workspace.getAllBlocks();Blockly.Events.setGroup(!0);try{c&&c.getId()!=a.getId()?this.renameVariableWithConflict_(a,b,c,d):this.renameVariableAndUses_(a,b,d)}finally{Blockly.Events.setGroup(!1)}};
+Blockly.VariableMap.prototype.renameVariableById=function(a,b){var c=this.getVariableById(a);if(!c)throw Error("Tried to rename a variable that didn't exist. ID: "+a);this.renameVariable(c,b)};Blockly.VariableMap.prototype.renameVariableAndUses_=function(a,b,c){Blockly.Events.fire(new Blockly.Events.VarRename(a,b));a.name=b;for(b=0;b<c.length;b++)c[b].updateVarName(a)};
+Blockly.VariableMap.prototype.renameVariableWithConflict_=function(a,b,c,d){var e=a.type;b!=c.name&&this.renameVariableAndUses_(c,b,d);for(b=0;b<d.length;b++)d[b].renameVarById(a.getId(),c.getId());Blockly.Events.fire(new Blockly.Events.VarDelete(a));a=this.getVariablesOfType(e).indexOf(a);this.variableMap_[e].splice(a,1)};
+Blockly.VariableMap.prototype.createVariable=function(a,b,c){var d=this.getVariable(a,b);if(d){if(c&&d.getId()!=c)throw Error('Variable "'+a+'" is already in use and its id is "'+d.getId()+'" which conflicts with the passed in id, "'+c+'".');return d}if(c&&this.getVariableById(c))throw Error('Variable id, "'+c+'", is already in use.');c=c||Blockly.utils.genUid();b=b||"";d=new Blockly.VariableModel(this.workspace,a,b,c);this.variableMap_[b]?this.variableMap_[b].push(d):this.variableMap_[b]=[d];return d};
+Blockly.VariableMap.prototype.deleteVariable=function(a){for(var b=this.variableMap_[a.type],c=0,d;d=b[c];c++)if(d.getId()==a.getId()){b.splice(c,1);Blockly.Events.fire(new Blockly.Events.VarDelete(a));break}};
+Blockly.VariableMap.prototype.deleteVariableById=function(a){var b=this.getVariableById(a);if(b){var c=b.name,d=this.getVariableUsesById(a);a=0;for(var e;e=d[a];a++)if("procedures_defnoreturn"==e.type||"procedures_defreturn"==e.type){a=e.getFieldValue("NAME");c=Blockly.Msg.CANNOT_DELETE_VARIABLE_PROCEDURE.replace("%1",c).replace("%2",a);Blockly.alert(c);return}var f=this;1<d.length?(c=Blockly.Msg.DELETE_VARIABLE_CONFIRMATION.replace("%1",String(d.length)).replace("%2",c),Blockly.confirm(c,function(a){a&&
+f.deleteVariableInternal_(b,d)})):f.deleteVariableInternal_(b,d)}else console.warn("Can't delete non-existent variable: "+a)};Blockly.VariableMap.prototype.deleteVariableInternal_=function(a,b){var c=Blockly.Events.getGroup();c||Blockly.Events.setGroup(!0);try{for(var d=0;d<b.length;d++)b[d].dispose(!0,!1);this.deleteVariable(a)}finally{c||Blockly.Events.setGroup(!1)}};
+Blockly.VariableMap.prototype.getVariable=function(a,b){var c=this.variableMap_[b||""];if(c)for(var d=0,e;e=c[d];d++)if(Blockly.Names.equals(e.name,a))return e;return null};Blockly.VariableMap.prototype.getVariableById=function(a){for(var b=Object.keys(this.variableMap_),c=0;c<b.length;c++)for(var d=b[c],e=0,f;f=this.variableMap_[d][e];e++)if(f.getId()==a)return f;return null};Blockly.VariableMap.prototype.getVariablesOfType=function(a){return(a=this.variableMap_[a||""])?a.slice():[]};
+Blockly.VariableMap.prototype.getVariableTypes=function(){for(var a=Object.keys(this.variableMap_),b=!1,c=0;c<a.length;c++)""==a[c]&&(b=!0);b||a.push("");return a};Blockly.VariableMap.prototype.getAllVariables=function(){for(var a=[],b=Object.keys(this.variableMap_),c=0;c<b.length;c++)a=a.concat(this.variableMap_[b[c]]);return a};
+Blockly.VariableMap.prototype.getVariableUsesById=function(a){for(var b=[],c=this.workspace.getAllBlocks(),d=0;d<c.length;d++){var e=c[d].getVarModels();if(e)for(var f=0;f<e.length;f++)e[f].getId()==a&&b.push(c[d])}return b};Blockly.Events.CommentBase=function(a){this.commentId=a.id;this.workspaceId=a.workspace.id;this.group=Blockly.Events.group_;this.recordUndo=Blockly.Events.recordUndo};goog.inherits(Blockly.Events.CommentBase,Blockly.Events.Abstract);Blockly.Events.CommentBase.prototype.toJson=function(){var a={type:this.type};this.group&&(a.group=this.group);this.commentId&&(a.commentId=this.commentId);return a};Blockly.Events.CommentBase.prototype.fromJson=function(a){this.commentId=a.commentId;this.group=a.group};
+Blockly.Events.CommentChange=function(a,b,c){a&&(Blockly.Events.CommentChange.superClass_.constructor.call(this,a),this.oldContents_=b,this.newContents_=c)};goog.inherits(Blockly.Events.CommentChange,Blockly.Events.CommentBase);Blockly.Events.CommentChange.prototype.type=Blockly.Events.COMMENT_CHANGE;Blockly.Events.CommentChange.prototype.toJson=function(){var a=Blockly.Events.CommentChange.superClass_.toJson.call(this);a.newContents=this.newContents_;return a};
+Blockly.Events.CommentChange.prototype.fromJson=function(a){Blockly.Events.CommentChange.superClass_.fromJson.call(this,a);this.newContents_=a.newValue};Blockly.Events.CommentChange.prototype.isNull=function(){return this.oldContents_==this.newContents_};Blockly.Events.CommentChange.prototype.run=function(a){var b=this.getEventWorkspace_().getCommentById(this.commentId);b?b.setContent(a?this.newContents_:this.oldContents_):console.warn("Can't change non-existent comment: "+this.commentId)};
+Blockly.Events.CommentCreate=function(a){a&&(Blockly.Events.CommentCreate.superClass_.constructor.call(this,a),this.xml=a.toXmlWithXY())};goog.inherits(Blockly.Events.CommentCreate,Blockly.Events.CommentBase);Blockly.Events.CommentCreate.prototype.type=Blockly.Events.COMMENT_CREATE;Blockly.Events.CommentCreate.prototype.toJson=function(){var a=Blockly.Events.CommentCreate.superClass_.toJson.call(this);a.xml=Blockly.Xml.domToText(this.xml);return a};
+Blockly.Events.CommentCreate.prototype.fromJson=function(a){Blockly.Events.CommentCreate.superClass_.fromJson.call(this,a);this.xml=Blockly.Xml.textToDom("<xml>"+a.xml+"</xml>").firstChild};Blockly.Events.CommentCreate.prototype.run=function(a){var b=this.getEventWorkspace_();a?(a=goog.dom.createDom("xml"),a.appendChild(this.xml),Blockly.Xml.domToWorkspace(a,b)):(b=b.getCommentById(this.commentId))?b.dispose(!1,!1):console.warn("Can't uncreate non-existent comment: "+this.commentId)};
+Blockly.Events.CommentDelete=function(a){a&&(Blockly.Events.CommentDelete.superClass_.constructor.call(this,a),this.xml=a.toXmlWithXY())};goog.inherits(Blockly.Events.CommentDelete,Blockly.Events.CommentBase);Blockly.Events.CommentDelete.prototype.type=Blockly.Events.COMMENT_DELETE;Blockly.Events.CommentDelete.prototype.toJson=function(){return Blockly.Events.CommentDelete.superClass_.toJson.call(this)};
+Blockly.Events.CommentDelete.prototype.fromJson=function(a){Blockly.Events.CommentDelete.superClass_.fromJson.call(this,a)};Blockly.Events.CommentDelete.prototype.run=function(a){var b=this.getEventWorkspace_();a?(b=b.getCommentById(this.commentId))?b.dispose(!1,!1):console.warn("Can't uncreate non-existent comment: "+this.commentId):(a=goog.dom.createDom("xml"),a.appendChild(this.xml),Blockly.Xml.domToWorkspace(a,b))};
+Blockly.Events.CommentMove=function(a){a&&(Blockly.Events.CommentMove.superClass_.constructor.call(this,a),this.comment_=a,this.oldCoordinate_=a.getXY(),this.newCoordinate_=null)};goog.inherits(Blockly.Events.CommentMove,Blockly.Events.CommentBase);Blockly.Events.CommentMove.prototype.recordNew=function(){if(!this.comment_)throw Error("Tried to record the new position of a comment on the same event twice.");this.newCoordinate_=this.comment_.getXY();this.comment_=null};
+Blockly.Events.CommentMove.prototype.type=Blockly.Events.COMMENT_MOVE;Blockly.Events.CommentMove.prototype.setOldCoordinate=function(a){this.oldCoordinate_=a};Blockly.Events.CommentMove.prototype.toJson=function(){var a=Blockly.Events.CommentMove.superClass_.toJson.call(this);this.newCoordinate_&&(a.newCoordinate=Math.round(this.newCoordinate_.x)+","+Math.round(this.newCoordinate_.y));return a};
+Blockly.Events.CommentMove.prototype.fromJson=function(a){Blockly.Events.CommentMove.superClass_.fromJson.call(this,a);a.newCoordinate&&(a=a.newCoordinate.split(","),this.newCoordinate_=new goog.math.Coordinate(parseFloat(a[0]),parseFloat(a[1])))};Blockly.Events.CommentMove.prototype.isNull=function(){return goog.math.Coordinate.equals(this.oldCoordinate_,this.newCoordinate_)};
+Blockly.Events.CommentMove.prototype.run=function(a){var b=this.getEventWorkspace_().getCommentById(this.commentId);if(b){a=a?this.newCoordinate_:this.oldCoordinate_;var c=b.getXY();b.moveBy(a.x-c.x,a.y-c.y)}else console.warn("Can't move non-existent comment: "+this.commentId)};Blockly.WorkspaceComment=function(a,b,c,d,e){this.id=e&&!a.getCommentById(e)?e:Blockly.utils.genUid();a.addTopComment(this);this.xy_=new goog.math.Coordinate(0,0);this.height_=c;this.width_=d;this.workspace=a;this.RTL=a.RTL;this.movable_=this.deletable_=!0;this.content_=b;this.isComment=!0;Blockly.WorkspaceComment.fireCreateEvent(this)};
+Blockly.WorkspaceComment.prototype.dispose=function(){this.workspace&&(Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.CommentDelete(this)),this.workspace.removeTopComment(this),this.workspace=null)};Blockly.WorkspaceComment.prototype.getHeight=function(){return this.height_};Blockly.WorkspaceComment.prototype.setHeight=function(a){this.height_=a};Blockly.WorkspaceComment.prototype.getWidth=function(){return this.width_};
+Blockly.WorkspaceComment.prototype.setWidth=function(a){this.width_=a};Blockly.WorkspaceComment.prototype.getXY=function(){return this.xy_.clone()};Blockly.WorkspaceComment.prototype.moveBy=function(a,b){var c=new Blockly.Events.CommentMove(this);this.xy_.translate(a,b);c.recordNew();Blockly.Events.fire(c)};Blockly.WorkspaceComment.prototype.isDeletable=function(){return this.deletable_&&!(this.workspace&&this.workspace.options.readOnly)};
+Blockly.WorkspaceComment.prototype.setDeletable=function(a){this.deletable_=a};Blockly.WorkspaceComment.prototype.isMovable=function(){return this.movable_&&!(this.workspace&&this.workspace.options.readOnly)};Blockly.WorkspaceComment.prototype.setMovable=function(a){this.movable_=a};Blockly.WorkspaceComment.prototype.getContent=function(){return this.content_};
+Blockly.WorkspaceComment.prototype.setContent=function(a){this.content_!=a&&(Blockly.Events.fire(new Blockly.Events.CommentChange(this,this.content_,a)),this.content_=a)};Blockly.WorkspaceComment.prototype.toXmlWithXY=function(a){a=this.toXml(a);a.setAttribute("x",Math.round(this.xy_.x));a.setAttribute("y",Math.round(this.xy_.y));a.setAttribute("h",this.height_);a.setAttribute("w",this.width_);return a};
+Blockly.WorkspaceComment.prototype.toXml=function(a){var b=goog.dom.createDom("comment");a||b.setAttribute("id",this.id);b.textContent=this.getContent();return b};Blockly.WorkspaceComment.fireCreateEvent=function(a){if(Blockly.Events.isEnabled()){var b=Blockly.Events.getGroup();b||Blockly.Events.setGroup(!0);try{Blockly.Events.fire(new Blockly.Events.CommentCreate(a))}finally{b||Blockly.Events.setGroup(!1)}}};
+Blockly.WorkspaceComment.fromXml=function(a,b){var c=Blockly.WorkspaceComment.parseAttributes(a);c=new Blockly.WorkspaceComment(b,c.content,c.h,c.w,c.id);var d=parseInt(a.getAttribute("x"),10),e=parseInt(a.getAttribute("y"),10);isNaN(d)||isNaN(e)||c.moveBy(d,e);Blockly.WorkspaceComment.fireCreateEvent(c);return c};
+Blockly.WorkspaceComment.parseAttributes=function(a){var b=a.getAttribute("h"),c=a.getAttribute("w");return{id:a.getAttribute("id"),h:b?parseInt(b,10):100,w:c?parseInt(c,10):100,x:parseInt(a.getAttribute("x"),10),y:parseInt(a.getAttribute("y"),10),content:a.textContent}};
+Blockly.Workspace=function(a){this.id=Blockly.utils.genUid();Blockly.Workspace.WorkspaceDB_[this.id]=this;this.options=a||{};this.RTL=!!this.options.RTL;this.horizontalLayout=!!this.options.horizontalLayout;this.toolboxPosition=this.options.toolboxPosition;this.topBlocks_=[];this.topComments_=[];this.commentDB_=Object.create(null);this.listeners_=[];this.undoStack_=[];this.redoStack_=[];this.blockDB_=Object.create(null);this.variableMap_=new Blockly.VariableMap(this);this.potentialVariableMap_=null};
+Blockly.Workspace.prototype.rendered=!1;Blockly.Workspace.prototype.isClearing=!1;Blockly.Workspace.prototype.MAX_UNDO=1024;Blockly.Workspace.prototype.dispose=function(){this.listeners_.length=0;this.clear();delete Blockly.Workspace.WorkspaceDB_[this.id]};Blockly.Workspace.SCAN_ANGLE=3;Blockly.Workspace.prototype.addTopBlock=function(a){this.topBlocks_.push(a)};
 Blockly.Workspace.prototype.removeTopBlock=function(a){if(!goog.array.remove(this.topBlocks_,a))throw"Block not present in workspace's list of top-most blocks.";};Blockly.Workspace.prototype.getTopBlocks=function(a){var b=[].concat(this.topBlocks_);if(a&&1<b.length){var c=Math.sin(goog.math.toRadians(Blockly.Workspace.SCAN_ANGLE));this.RTL&&(c*=-1);b.sort(function(a,b){var d=a.getRelativeToSurfaceXY(),e=b.getRelativeToSurfaceXY();return d.y+c*d.x-(e.y+c*e.x)})}return b};
-Blockly.Workspace.prototype.getAllBlocks=function(){for(var a=this.getTopBlocks(!1),b=0;b<a.length;b++)a.push.apply(a,a[b].getChildren());return a};Blockly.Workspace.prototype.clear=function(){var a=Blockly.Events.getGroup();for(a||Blockly.Events.setGroup(!0);this.topBlocks_.length;)this.topBlocks_[0].dispose();a||Blockly.Events.setGroup(!1);this.variableMap_.clear()};
-Blockly.Workspace.prototype.updateVariableStore=function(a){if(!this.isFlyout){for(var b=Blockly.Variables.allUsedVariables(this),c=[],d=0,e;e=b[d];d++){var f=this.getVariable(e);f?c.push({name:f.name,type:f.type,id:f.getId()}):c.push({name:e,type:null,id:null})}a&&this.variableMap_.clear();for(d=0;a=c[d];d++)this.getVariable(a.name)||this.createVariable(a.name,a.type,a.id)}};
-Blockly.Workspace.prototype.renameVariableInternal_=function(a,b){var c=this.getVariable(b);if(a&&c&&a.type!=c.type)throw Error('Variable "'+a.name+'" is type "'+a.type+'" and variable "'+b+'" is type "'+c.type+'". Both must be the same type.');if(c&&c.name!=b)var d=c.name;Blockly.Events.setGroup(!0);c=this.getAllBlocks();for(var e=0;e<c.length;e++)c[e].renameVar(a.name,b),d&&c[e].renameVar(d,b);this.variableMap_.renameVariable(a,b);Blockly.Events.setGroup(!1)};
-Blockly.Workspace.prototype.renameVariable=function(a,b){var c=this.getVariable(a);this.renameVariableInternal_(c,b)};Blockly.Workspace.prototype.renameVariableById=function(a,b){var c=this.getVariableById(a);this.renameVariableInternal_(c,b)};Blockly.Workspace.prototype.createVariable=function(a,b,c){return this.variableMap_.createVariable(a,b,c)};
-Blockly.Workspace.prototype.getVariableUses=function(a){for(var b=[],c=this.getAllBlocks(),d=0;d<c.length;d++){var e=c[d].getVars();if(e)for(var f=0;f<e.length;f++){var g=e[f];g&&a&&Blockly.Names.equals(g,a)&&b.push(c[d])}}return b};
-Blockly.Workspace.prototype.deleteVariable=function(a){for(var b=this.getVariableUses(a),c=0,d;d=b[c];c++)if("procedures_defnoreturn"==d.type||"procedures_defreturn"==d.type){b=d.getFieldValue("NAME");Blockly.alert(Blockly.Msg.CANNOT_DELETE_VARIABLE_PROCEDURE.replace("%1",a).replace("%2",b));return}var e=this,f=e.getVariable(a);1<b.length?Blockly.confirm(Blockly.Msg.DELETE_VARIABLE_CONFIRMATION.replace("%1",String(b.length)).replace("%2",a),function(a){a&&e.deleteVariableInternal_(f)}):this.deleteVariableInternal_(f)};
-Blockly.Workspace.prototype.deleteVariableById=function(a){var b=this.getVariableById(a);b?this.deleteVariableInternal_(b):console.warn("Can't delete non-existent variable: "+a)};Blockly.Workspace.prototype.deleteVariableInternal_=function(a){var b=this.getVariableUses(a.name);Blockly.Events.setGroup(!0);for(var c=0;c<b.length;c++)b[c].dispose(!0,!1);this.variableMap_.deleteVariable(a);Blockly.Events.setGroup(!1)};
-Blockly.Workspace.prototype.variableIndexOf=function(a){console.warn("Deprecated call to Blockly.Workspace.prototype.variableIndexOf");return-1};Blockly.Workspace.prototype.getVariable=function(a){return this.variableMap_.getVariable(a)};Blockly.Workspace.prototype.getVariableById=function(a){return this.variableMap_.getVariableById(a)};Blockly.Workspace.prototype.getWidth=function(){return 0};Blockly.Workspace.prototype.newBlock=function(a,b){return new Blockly.Block(this,a,b)};
+Blockly.Workspace.prototype.addTopComment=function(a){this.topComments_.push(a);this.commentDB_[a.id]&&console.warn('Overriding an existing comment on this workspace, with id "'+a.id+'"');this.commentDB_[a.id]=a};Blockly.Workspace.prototype.removeTopComment=function(a){if(!goog.array.remove(this.topComments_,a))throw"Comment not present in workspace's list of top-most comments.";delete this.commentDB_[a.id]};
+Blockly.Workspace.prototype.getTopComments=function(a){var b=[].concat(this.topComments_);if(a&&1<b.length){var c=Math.sin(goog.math.toRadians(Blockly.Workspace.SCAN_ANGLE));this.RTL&&(c*=-1);b.sort(function(a,b){var d=a.getRelativeToSurfaceXY(),e=b.getRelativeToSurfaceXY();return d.y+c*d.x-(e.y+c*e.x)})}return b};
+Blockly.Workspace.prototype.getAllBlocks=function(a){if(a){a=this.getTopBlocks(!0);for(var b=[],c=0;c<a.length;c++)b.push.apply(b,a[c].getDescendants(!0))}else for(b=this.getTopBlocks(!1),c=0;c<b.length;c++)b.push.apply(b,b[c].getChildren(!1));return b};
+Blockly.Workspace.prototype.clear=function(){this.isClearing=!0;try{var a=Blockly.Events.getGroup();for(a||Blockly.Events.setGroup(!0);this.topBlocks_.length;)this.topBlocks_[0].dispose();for(;this.topComments_.length;)this.topComments_[this.topComments_.length-1].dispose();a||Blockly.Events.setGroup(!1);this.variableMap_.clear();this.potentialVariableMap_&&this.potentialVariableMap_.clear()}finally{this.isClearing=!1}};
+Blockly.Workspace.prototype.renameVariableById=function(a,b){this.variableMap_.renameVariableById(a,b)};Blockly.Workspace.prototype.createVariable=function(a,b,c){return this.variableMap_.createVariable(a,b,c)};Blockly.Workspace.prototype.getVariableUsesById=function(a){return this.variableMap_.getVariableUsesById(a)};Blockly.Workspace.prototype.deleteVariableById=function(a){this.variableMap_.deleteVariableById(a)};
+Blockly.Workspace.prototype.deleteVariableInternal_=function(a,b){this.variableMap_.deleteVariableInternal_(a,b)};Blockly.Workspace.prototype.variableIndexOf=function(a){console.warn("Deprecated call to Blockly.Workspace.prototype.variableIndexOf");return-1};Blockly.Workspace.prototype.getVariable=function(a,b){return this.variableMap_.getVariable(a,b)};Blockly.Workspace.prototype.getVariableById=function(a){return this.variableMap_.getVariableById(a)};
+Blockly.Workspace.prototype.getVariablesOfType=function(a){return this.variableMap_.getVariablesOfType(a)};Blockly.Workspace.prototype.getVariableTypes=function(){return this.variableMap_.getVariableTypes()};Blockly.Workspace.prototype.getAllVariables=function(){return this.variableMap_.getAllVariables()};Blockly.Workspace.prototype.getWidth=function(){return 0};Blockly.Workspace.prototype.newBlock=function(a,b){return new Blockly.Block(this,a,b)};
 Blockly.Workspace.prototype.remainingCapacity=function(){return isNaN(this.options.maxBlocks)?Infinity:this.options.maxBlocks-this.getAllBlocks().length};
 Blockly.Workspace.prototype.undo=function(a){var b=a?this.redoStack_:this.undoStack_,c=a?this.undoStack_:this.redoStack_,d=b.pop();if(d){for(var e=[d];b.length&&d.group&&d.group==b[b.length-1].group;)e.push(b.pop());for(b=0;d=e[b];b++)c.push(d);e=Blockly.Events.filter(e,a);Blockly.Events.recordUndo=!1;try{for(b=0;d=e[b];b++)d.run(a)}finally{Blockly.Events.recordUndo=!0}}};Blockly.Workspace.prototype.clearUndo=function(){this.undoStack_.length=0;this.redoStack_.length=0;Blockly.Events.clearPendingUndo()};
 Blockly.Workspace.prototype.addChangeListener=function(a){this.listeners_.push(a);return a};Blockly.Workspace.prototype.removeChangeListener=function(a){goog.array.remove(this.listeners_,a)};Blockly.Workspace.prototype.fireChangeListener=function(a){a.recordUndo&&(this.undoStack_.push(a),this.redoStack_.length=0,this.undoStack_.length>this.MAX_UNDO&&this.undoStack_.unshift());for(var b=0,c;c=this.listeners_[b];b++)c(a)};
-Blockly.Workspace.prototype.getBlockById=function(a){return this.blockDB_[a]||null};Blockly.Workspace.prototype.allInputsFilled=function(a){for(var b=this.getTopBlocks(!1),c=0,d;d=b[c];c++)if(!d.allInputsFilled(a))return!1;return!0};Blockly.Workspace.prototype.getVariablesOfType=function(a){return this.variableMap_.getVariablesOfType(a)};Blockly.Workspace.prototype.getVariableTypes=function(){return this.variableMap_.getVariableTypes()};Blockly.Workspace.prototype.getAllVariables=function(){return this.variableMap_.getAllVariables()};
-Blockly.Workspace.WorkspaceDB_=Object.create(null);Blockly.Workspace.getById=function(a){return Blockly.Workspace.WorkspaceDB_[a]||null};Blockly.Workspace.prototype.clear=Blockly.Workspace.prototype.clear;Blockly.Workspace.prototype.clearUndo=Blockly.Workspace.prototype.clearUndo;Blockly.Workspace.prototype.addChangeListener=Blockly.Workspace.prototype.addChangeListener;Blockly.Workspace.prototype.removeChangeListener=Blockly.Workspace.prototype.removeChangeListener;Blockly.Bubble=function(a,b,c,d,e,f){this.workspace_=a;this.content_=b;this.shape_=c;c=Blockly.Bubble.ARROW_ANGLE;this.workspace_.RTL&&(c=-c);this.arrow_radians_=goog.math.toRadians(c);a.getBubbleCanvas().appendChild(this.createDom_(b,!(!e||!f)));this.setAnchorLocation(d);e&&f||(b=this.content_.getBBox(),e=b.width+2*Blockly.Bubble.BORDER_WIDTH,f=b.height+2*Blockly.Bubble.BORDER_WIDTH);this.setBubbleSize(e,f);this.positionBubble_();this.renderArrow_();this.rendered_=!0;a.options.readOnly||(Blockly.bindEventWithChecks_(this.bubbleBack_,
+Blockly.Workspace.prototype.getBlockById=function(a){return this.blockDB_[a]||null};Blockly.Workspace.prototype.getCommentById=function(a){return this.commentDB_[a]||null};Blockly.Workspace.prototype.allInputsFilled=function(a){for(var b=this.getTopBlocks(!1),c=0,d;d=b[c];c++)if(!d.allInputsFilled(a))return!1;return!0};Blockly.Workspace.prototype.getPotentialVariableMap=function(){return this.potentialVariableMap_};
+Blockly.Workspace.prototype.createPotentialVariableMap=function(){this.potentialVariableMap_=new Blockly.VariableMap(this)};Blockly.Workspace.prototype.getVariableMap=function(){return this.variableMap_};Blockly.Workspace.WorkspaceDB_=Object.create(null);Blockly.Workspace.getById=function(a){return Blockly.Workspace.WorkspaceDB_[a]||null};Blockly.Workspace.prototype.clear=Blockly.Workspace.prototype.clear;Blockly.Workspace.prototype.clearUndo=Blockly.Workspace.prototype.clearUndo;
+Blockly.Workspace.prototype.addChangeListener=Blockly.Workspace.prototype.addChangeListener;Blockly.Workspace.prototype.removeChangeListener=Blockly.Workspace.prototype.removeChangeListener;Blockly.Bubble=function(a,b,c,d,e,f){this.workspace_=a;this.content_=b;this.shape_=c;c=Blockly.Bubble.ARROW_ANGLE;this.workspace_.RTL&&(c=-c);this.arrow_radians_=goog.math.toRadians(c);a.getBubbleCanvas().appendChild(this.createDom_(b,!(!e||!f)));this.setAnchorLocation(d);e&&f||(b=this.content_.getBBox(),e=b.width+2*Blockly.Bubble.BORDER_WIDTH,f=b.height+2*Blockly.Bubble.BORDER_WIDTH);this.setBubbleSize(e,f);this.positionBubble_();this.renderArrow_();this.rendered_=!0;a.options.readOnly||(Blockly.bindEventWithChecks_(this.bubbleBack_,
 "mousedown",this,this.bubbleMouseDown_),this.resizeGroup_&&Blockly.bindEventWithChecks_(this.resizeGroup_,"mousedown",this,this.resizeMouseDown_))};Blockly.Bubble.BORDER_WIDTH=6;Blockly.Bubble.ARROW_THICKNESS=5;Blockly.Bubble.ARROW_ANGLE=20;Blockly.Bubble.ARROW_BEND=4;Blockly.Bubble.ANCHOR_RADIUS=8;Blockly.Bubble.onMouseUpWrapper_=null;Blockly.Bubble.onMouseMoveWrapper_=null;Blockly.Bubble.prototype.resizeCallback_=null;
 Blockly.Bubble.unbindDragEvents_=function(){Blockly.Bubble.onMouseUpWrapper_&&(Blockly.unbindEvent_(Blockly.Bubble.onMouseUpWrapper_),Blockly.Bubble.onMouseUpWrapper_=null);Blockly.Bubble.onMouseMoveWrapper_&&(Blockly.unbindEvent_(Blockly.Bubble.onMouseMoveWrapper_),Blockly.Bubble.onMouseMoveWrapper_=null)};Blockly.Bubble.bubbleMouseUp_=function(){Blockly.Touch.clearTouchIdentifier();Blockly.Bubble.unbindDragEvents_()};Blockly.Bubble.prototype.rendered_=!1;Blockly.Bubble.prototype.anchorXY_=null;
 Blockly.Bubble.prototype.relativeLeft_=0;Blockly.Bubble.prototype.relativeTop_=0;Blockly.Bubble.prototype.width_=0;Blockly.Bubble.prototype.height_=0;Blockly.Bubble.prototype.autoLayout_=!0;
 Blockly.Bubble.prototype.createDom_=function(a,b){this.bubbleGroup_=Blockly.utils.createSvgElement("g",{},null);var c={filter:"url(#"+this.workspace_.options.embossFilterId+")"};-1!=goog.userAgent.getUserAgentString().indexOf("JavaFX")&&(c={});c=Blockly.utils.createSvgElement("g",c,this.bubbleGroup_);this.bubbleArrow_=Blockly.utils.createSvgElement("path",{},c);this.bubbleBack_=Blockly.utils.createSvgElement("rect",{"class":"blocklyDraggable",x:0,y:0,rx:Blockly.Bubble.BORDER_WIDTH,ry:Blockly.Bubble.BORDER_WIDTH},
 c);b?(this.resizeGroup_=Blockly.utils.createSvgElement("g",{"class":this.workspace_.RTL?"blocklyResizeSW":"blocklyResizeSE"},this.bubbleGroup_),c=2*Blockly.Bubble.BORDER_WIDTH,Blockly.utils.createSvgElement("polygon",{points:"0,x x,x x,0".replace(/x/g,c.toString())},this.resizeGroup_),Blockly.utils.createSvgElement("line",{"class":"blocklyResizeLine",x1:c/3,y1:c-1,x2:c-1,y2:c/3},this.resizeGroup_),Blockly.utils.createSvgElement("line",{"class":"blocklyResizeLine",x1:2*c/3,y1:c-1,x2:c-1,y2:2*c/3},
-this.resizeGroup_)):this.resizeGroup_=null;this.bubbleGroup_.appendChild(a);return this.bubbleGroup_};
-Blockly.Bubble.prototype.bubbleMouseDown_=function(a){this.promote_();Blockly.Bubble.unbindDragEvents_();Blockly.utils.isRightButton(a)?a.stopPropagation():Blockly.utils.isTargetInput(a)||(this.workspace_.startDrag(a,new goog.math.Coordinate(this.workspace_.RTL?-this.relativeLeft_:this.relativeLeft_,this.relativeTop_)),Blockly.Bubble.onMouseUpWrapper_=Blockly.bindEventWithChecks_(document,"mouseup",this,Blockly.Bubble.bubbleMouseUp_),Blockly.Bubble.onMouseMoveWrapper_=Blockly.bindEventWithChecks_(document,
-"mousemove",this,this.bubbleMouseMove_),Blockly.hideChaff(),a.stopPropagation())};Blockly.Bubble.prototype.bubbleMouseMove_=function(a){this.autoLayout_=!1;a=this.workspace_.moveDrag(a);this.relativeLeft_=this.workspace_.RTL?-a.x:a.x;this.relativeTop_=a.y;this.positionBubble_();this.renderArrow_()};
+this.resizeGroup_)):this.resizeGroup_=null;this.bubbleGroup_.appendChild(a);return this.bubbleGroup_};Blockly.Bubble.prototype.getSvgRoot=function(){return this.bubbleGroup_};Blockly.Bubble.prototype.setSvgId=function(a){this.bubbleGroup_.dataset&&(this.bubbleGroup_.dataset.blockId=a)};Blockly.Bubble.prototype.bubbleMouseDown_=function(a){var b=this.workspace_.getGesture(a);b&&b.handleBubbleStart(a,this)};Blockly.Bubble.prototype.showContextMenu_=function(a){};
+Blockly.Bubble.prototype.isDeletable=function(){return!1};
 Blockly.Bubble.prototype.resizeMouseDown_=function(a){this.promote_();Blockly.Bubble.unbindDragEvents_();Blockly.utils.isRightButton(a)||(this.workspace_.startDrag(a,new goog.math.Coordinate(this.workspace_.RTL?-this.width_:this.width_,this.height_)),Blockly.Bubble.onMouseUpWrapper_=Blockly.bindEventWithChecks_(document,"mouseup",this,Blockly.Bubble.bubbleMouseUp_),Blockly.Bubble.onMouseMoveWrapper_=Blockly.bindEventWithChecks_(document,"mousemove",this,this.resizeMouseMove_),Blockly.hideChaff());
-a.stopPropagation()};Blockly.Bubble.prototype.resizeMouseMove_=function(a){this.autoLayout_=!1;a=this.workspace_.moveDrag(a);this.setBubbleSize(this.workspace_.RTL?-a.x:a.x,a.y);this.workspace_.RTL&&this.positionBubble_()};Blockly.Bubble.prototype.registerResizeEvent=function(a){this.resizeCallback_=a};Blockly.Bubble.prototype.promote_=function(){this.bubbleGroup_.parentNode.appendChild(this.bubbleGroup_)};Blockly.Bubble.prototype.setAnchorLocation=function(a){this.anchorXY_=a;this.rendered_&&this.positionBubble_()};
+a.stopPropagation()};Blockly.Bubble.prototype.resizeMouseMove_=function(a){this.autoLayout_=!1;a=this.workspace_.moveDrag(a);this.setBubbleSize(this.workspace_.RTL?-a.x:a.x,a.y);this.workspace_.RTL&&this.positionBubble_()};Blockly.Bubble.prototype.registerResizeEvent=function(a){this.resizeCallback_=a};Blockly.Bubble.prototype.promote_=function(){var a=this.bubbleGroup_.parentNode;return a.lastChild!==this.bubbleGroup_?(a.appendChild(this.bubbleGroup_),!0):!1};
+Blockly.Bubble.prototype.setAnchorLocation=function(a){this.anchorXY_=a;this.rendered_&&this.positionBubble_()};
 Blockly.Bubble.prototype.layoutBubble_=function(){var a=-this.width_/4,b=-this.height_-Blockly.BlockSvg.MIN_BLOCK_Y,c=this.workspace_.getMetrics();c.viewWidth/=this.workspace_.scale;c.viewLeft/=this.workspace_.scale;var d=this.anchorXY_.x;this.workspace_.RTL?d-c.viewLeft-a-this.width_<Blockly.Scrollbar.scrollbarThickness?a=d-c.viewLeft-this.width_-Blockly.Scrollbar.scrollbarThickness:d-c.viewLeft-a>c.viewWidth&&(a=d-c.viewLeft-c.viewWidth):d+a<c.viewLeft?a=c.viewLeft-d:c.viewLeft+c.viewWidth<d+a+
-this.width_+Blockly.BlockSvg.SEP_SPACE_X+Blockly.Scrollbar.scrollbarThickness&&(a=c.viewLeft+c.viewWidth-d-this.width_-Blockly.Scrollbar.scrollbarThickness);this.anchorXY_.y+b<c.viewTop&&(b=this.shape_.getBBox().height);this.relativeLeft_=a;this.relativeTop_=b};
-Blockly.Bubble.prototype.positionBubble_=function(){var a=this.anchorXY_.x;a=this.workspace_.RTL?a-(this.relativeLeft_+this.width_):a+this.relativeLeft_;this.bubbleGroup_.setAttribute("transform","translate("+a+","+(this.relativeTop_+this.anchorXY_.y)+")")};Blockly.Bubble.prototype.getBubbleSize=function(){return{width:this.width_,height:this.height_}};
+this.width_+Blockly.BlockSvg.SEP_SPACE_X+Blockly.Scrollbar.scrollbarThickness&&(a=c.viewLeft+c.viewWidth-d-this.width_-Blockly.Scrollbar.scrollbarThickness);this.anchorXY_.y+b<c.viewTop&&(b=this.shape_.getBBox().height);this.relativeLeft_=a;this.relativeTop_=b};Blockly.Bubble.prototype.positionBubble_=function(){var a=this.anchorXY_.x;a=this.workspace_.RTL?a-(this.relativeLeft_+this.width_):a+this.relativeLeft_;this.moveTo(a,this.relativeTop_+this.anchorXY_.y)};
+Blockly.Bubble.prototype.moveTo=function(a,b){this.bubbleGroup_.setAttribute("transform","translate("+a+","+b+")")};Blockly.Bubble.prototype.getBubbleSize=function(){return{width:this.width_,height:this.height_}};
 Blockly.Bubble.prototype.setBubbleSize=function(a,b){var c=2*Blockly.Bubble.BORDER_WIDTH;a=Math.max(a,c+45);b=Math.max(b,c+20);this.width_=a;this.height_=b;this.bubbleBack_.setAttribute("width",a);this.bubbleBack_.setAttribute("height",b);this.resizeGroup_&&(this.workspace_.RTL?this.resizeGroup_.setAttribute("transform","translate("+2*Blockly.Bubble.BORDER_WIDTH+","+(b-c)+") scale(-1 1)"):this.resizeGroup_.setAttribute("transform","translate("+(a-c)+","+(b-c)+")"));this.rendered_&&(this.autoLayout_&&
 this.layoutBubble_(),this.positionBubble_(),this.renderArrow_());this.resizeCallback_&&this.resizeCallback_()};
-Blockly.Bubble.prototype.renderArrow_=function(){var a=[],b=this.width_/2,c=this.height_/2,d=-this.relativeLeft_,e=-this.relativeTop_;if(b==d&&c==e)a.push("M "+b+","+c);else{e-=c;d-=b;this.workspace_.RTL&&(d*=-1);var f=Math.sqrt(e*e+d*d),g=Math.acos(d/f);0>e&&(g=2*Math.PI-g);var h=g+Math.PI/2;h>2*Math.PI&&(h-=2*Math.PI);var k=Math.sin(h),n=Math.cos(h),p=this.getBubbleSize();h=(p.width+p.height)/Blockly.Bubble.ARROW_THICKNESS;h=Math.min(h,p.width,p.height)/4;p=1-Blockly.Bubble.ANCHOR_RADIUS/f;d=b+
-p*d;e=c+p*e;p=b+h*n;var l=c+h*k;b-=h*n;c-=h*k;k=g+this.arrow_radians_;k>2*Math.PI&&(k-=2*Math.PI);g=Math.sin(k)*f/Blockly.Bubble.ARROW_BEND;f=Math.cos(k)*f/Blockly.Bubble.ARROW_BEND;a.push("M"+p+","+l);a.push("C"+(p+f)+","+(l+g)+" "+d+","+e+" "+d+","+e);a.push("C"+d+","+e+" "+(b+f)+","+(c+g)+" "+b+","+c)}a.push("z");this.bubbleArrow_.setAttribute("d",a.join(" "))};Blockly.Bubble.prototype.setColour=function(a){this.bubbleBack_.setAttribute("fill",a);this.bubbleArrow_.setAttribute("fill",a)};
-Blockly.Bubble.prototype.dispose=function(){Blockly.Bubble.unbindDragEvents_();goog.dom.removeNode(this.bubbleGroup_);this.shape_=this.content_=this.workspace_=this.resizeGroup_=this.bubbleBack_=this.bubbleArrow_=this.bubbleGroup_=null};Blockly.Icon=function(a){this.block_=a};Blockly.Icon.prototype.collapseHidden=!0;Blockly.Icon.prototype.SIZE=17;Blockly.Icon.prototype.bubble_=null;Blockly.Icon.prototype.iconXY_=null;
+Blockly.Bubble.prototype.renderArrow_=function(){var a=[],b=this.width_/2,c=this.height_/2,d=-this.relativeLeft_,e=-this.relativeTop_;if(b==d&&c==e)a.push("M "+b+","+c);else{e-=c;d-=b;this.workspace_.RTL&&(d*=-1);var f=Math.sqrt(e*e+d*d),g=Math.acos(d/f);0>e&&(g=2*Math.PI-g);var h=g+Math.PI/2;h>2*Math.PI&&(h-=2*Math.PI);var k=Math.sin(h),l=Math.cos(h),n=this.getBubbleSize();h=(n.width+n.height)/Blockly.Bubble.ARROW_THICKNESS;h=Math.min(h,n.width,n.height)/4;n=1-Blockly.Bubble.ANCHOR_RADIUS/f;d=b+
+n*d;e=c+n*e;n=b+h*l;var m=c+h*k;b-=h*l;c-=h*k;k=g+this.arrow_radians_;k>2*Math.PI&&(k-=2*Math.PI);g=Math.sin(k)*f/Blockly.Bubble.ARROW_BEND;f=Math.cos(k)*f/Blockly.Bubble.ARROW_BEND;a.push("M"+n+","+m);a.push("C"+(n+f)+","+(m+g)+" "+d+","+e+" "+d+","+e);a.push("C"+d+","+e+" "+(b+f)+","+(c+g)+" "+b+","+c)}a.push("z");this.bubbleArrow_.setAttribute("d",a.join(" "))};Blockly.Bubble.prototype.setColour=function(a){this.bubbleBack_.setAttribute("fill",a);this.bubbleArrow_.setAttribute("fill",a)};
+Blockly.Bubble.prototype.dispose=function(){Blockly.Bubble.unbindDragEvents_();goog.dom.removeNode(this.bubbleGroup_);this.shape_=this.content_=this.workspace_=this.resizeGroup_=this.bubbleBack_=this.bubbleArrow_=this.bubbleGroup_=null};Blockly.Bubble.prototype.moveDuringDrag=function(a,b){a?a.translateSurface(b.x,b.y):this.moveTo(b.x,b.y);this.relativeLeft_=this.workspace_.RTL?this.anchorXY_.x-b.x-this.width_:b.x-this.anchorXY_.x;this.relativeTop_=b.y-this.anchorXY_.y;this.renderArrow_()};
+Blockly.Bubble.prototype.getRelativeToSurfaceXY=function(){return new goog.math.Coordinate(this.anchorXY_.x+this.relativeLeft_,this.anchorXY_.y+this.relativeTop_)};Blockly.Bubble.prototype.setAutoLayout=function(a){this.autoLayout_=a};Blockly.Events.BlockBase=function(a){Blockly.Events.BlockBase.superClass_.constructor.call(this);this.blockId=a.id;this.workspaceId=a.workspace.id};goog.inherits(Blockly.Events.BlockBase,Blockly.Events.Abstract);Blockly.Events.BlockBase.prototype.toJson=function(){var a=Blockly.Events.BlockBase.superClass_.toJson.call(this);a.blockId=this.blockId;return a};Blockly.Events.BlockBase.prototype.fromJson=function(a){Blockly.Events.BlockBase.superClass_.toJson.call(this);this.blockId=a.blockId};
+Blockly.Events.Change=function(a,b,c,d,e){a&&(Blockly.Events.Change.superClass_.constructor.call(this,a),this.element=b,this.name=c,this.oldValue=d,this.newValue=e)};goog.inherits(Blockly.Events.Change,Blockly.Events.BlockBase);Blockly.Events.BlockChange=Blockly.Events.Change;Blockly.Events.Change.prototype.type=Blockly.Events.CHANGE;
+Blockly.Events.Change.prototype.toJson=function(){var a=Blockly.Events.Change.superClass_.toJson.call(this);a.element=this.element;this.name&&(a.name=this.name);a.newValue=this.newValue;return a};Blockly.Events.Change.prototype.fromJson=function(a){Blockly.Events.Change.superClass_.fromJson.call(this,a);this.element=a.element;this.name=a.name;this.newValue=a.newValue};Blockly.Events.Change.prototype.isNull=function(){return this.oldValue==this.newValue};
+Blockly.Events.Change.prototype.run=function(a){var b=this.getEventWorkspace_().getBlockById(this.blockId);if(b)switch(b.mutator&&b.mutator.setVisible(!1),a=a?this.newValue:this.oldValue,this.element){case "field":(b=b.getField(this.name))?(b.callValidator(a),b.setValue(a)):console.warn("Can't set non-existent field: "+this.name);break;case "comment":b.setCommentText(a||null);break;case "collapsed":b.setCollapsed(a);break;case "disabled":b.setDisabled(a);break;case "inline":b.setInputsInline(a);break;
+case "mutation":var c="";b.mutationToDom&&(c=(c=b.mutationToDom())&&Blockly.Xml.domToText(c));if(b.domToMutation){a=a||"<mutation></mutation>";var d=Blockly.Xml.textToDom("<xml>"+a+"</xml>");b.domToMutation(d.firstChild)}Blockly.Events.fire(new Blockly.Events.Change(b,"mutation",null,c,a));break;default:console.warn("Unknown change type: "+this.element)}else console.warn("Can't change non-existent block: "+this.blockId)};
+Blockly.Events.Create=function(a){a&&(Blockly.Events.Create.superClass_.constructor.call(this,a),this.xml=a.workspace.rendered?Blockly.Xml.blockToDomWithXY(a):Blockly.Xml.blockToDom(a),this.ids=Blockly.Events.getDescendantIds_(a))};goog.inherits(Blockly.Events.Create,Blockly.Events.BlockBase);Blockly.Events.BlockCreate=Blockly.Events.Create;Blockly.Events.Create.prototype.type=Blockly.Events.CREATE;
+Blockly.Events.Create.prototype.toJson=function(){var a=Blockly.Events.Create.superClass_.toJson.call(this);a.xml=Blockly.Xml.domToText(this.xml);a.ids=this.ids;return a};Blockly.Events.Create.prototype.fromJson=function(a){Blockly.Events.Create.superClass_.fromJson.call(this,a);this.xml=Blockly.Xml.textToDom("<xml>"+a.xml+"</xml>").firstChild;this.ids=a.ids};
+Blockly.Events.Create.prototype.run=function(a){var b=this.getEventWorkspace_();if(a)a=goog.dom.createDom("xml"),a.appendChild(this.xml),Blockly.Xml.domToWorkspace(a,b);else{a=0;for(var c;c=this.ids[a];a++){var d=b.getBlockById(c);d?d.dispose(!1,!1):c==this.blockId&&console.warn("Can't uncreate non-existent block: "+c)}}};
+Blockly.Events.Delete=function(a){if(a){if(a.getParent())throw"Connected blocks cannot be deleted.";Blockly.Events.Delete.superClass_.constructor.call(this,a);this.oldXml=a.workspace.rendered?Blockly.Xml.blockToDomWithXY(a):Blockly.Xml.blockToDom(a);this.ids=Blockly.Events.getDescendantIds_(a)}};goog.inherits(Blockly.Events.Delete,Blockly.Events.BlockBase);Blockly.Events.BlockDelete=Blockly.Events.Delete;Blockly.Events.Delete.prototype.type=Blockly.Events.DELETE;
+Blockly.Events.Delete.prototype.toJson=function(){var a=Blockly.Events.Delete.superClass_.toJson.call(this);a.ids=this.ids;return a};Blockly.Events.Delete.prototype.fromJson=function(a){Blockly.Events.Delete.superClass_.fromJson.call(this,a);this.ids=a.ids};
+Blockly.Events.Delete.prototype.run=function(a){var b=this.getEventWorkspace_();if(a){a=0;for(var c;c=this.ids[a];a++){var d=b.getBlockById(c);d?d.dispose(!1,!1):c==this.blockId&&console.warn("Can't delete non-existent block: "+c)}}else a=goog.dom.createDom("xml"),a.appendChild(this.oldXml),Blockly.Xml.domToWorkspace(a,b)};
+Blockly.Events.Move=function(a){a&&(Blockly.Events.Move.superClass_.constructor.call(this,a),a=this.currentLocation_(),this.oldParentId=a.parentId,this.oldInputName=a.inputName,this.oldCoordinate=a.coordinate)};goog.inherits(Blockly.Events.Move,Blockly.Events.BlockBase);Blockly.Events.BlockMove=Blockly.Events.Move;Blockly.Events.Move.prototype.type=Blockly.Events.MOVE;
+Blockly.Events.Move.prototype.toJson=function(){var a=Blockly.Events.Move.superClass_.toJson.call(this);this.newParentId&&(a.newParentId=this.newParentId);this.newInputName&&(a.newInputName=this.newInputName);this.newCoordinate&&(a.newCoordinate=Math.round(this.newCoordinate.x)+","+Math.round(this.newCoordinate.y));return a};
+Blockly.Events.Move.prototype.fromJson=function(a){Blockly.Events.Move.superClass_.fromJson.call(this,a);this.newParentId=a.newParentId;this.newInputName=a.newInputName;a.newCoordinate&&(a=a.newCoordinate.split(","),this.newCoordinate=new goog.math.Coordinate(parseFloat(a[0]),parseFloat(a[1])))};Blockly.Events.Move.prototype.recordNew=function(){var a=this.currentLocation_();this.newParentId=a.parentId;this.newInputName=a.inputName;this.newCoordinate=a.coordinate};
+Blockly.Events.Move.prototype.currentLocation_=function(){var a=Blockly.Workspace.getById(this.workspaceId).getBlockById(this.blockId),b={},c=a.getParent();if(c){if(b.parentId=c.id,a=c.getInputWithBlock(a))b.inputName=a.name}else b.coordinate=a.getRelativeToSurfaceXY();return b};Blockly.Events.Move.prototype.isNull=function(){return this.oldParentId==this.newParentId&&this.oldInputName==this.newInputName&&goog.math.Coordinate.equals(this.oldCoordinate,this.newCoordinate)};
+Blockly.Events.Move.prototype.run=function(a){var b=this.getEventWorkspace_(),c=b.getBlockById(this.blockId);if(c){var d=a?this.newParentId:this.oldParentId,e=a?this.newInputName:this.oldInputName;a=a?this.newCoordinate:this.oldCoordinate;var f=null;if(d&&(f=b.getBlockById(d),!f)){console.warn("Can't connect to non-existent block: "+d);return}c.getParent()&&c.unplug();if(a)e=c.getRelativeToSurfaceXY(),c.moveBy(a.x-e.x,a.y-e.y);else{c=c.outputConnection||c.previousConnection;if(e){if(b=f.getInput(e))var g=
+b.connection}else c.type==Blockly.PREVIOUS_STATEMENT&&(g=f.nextConnection);g?c.connect(g):console.warn("Can't connect to non-existent input: "+e)}}else console.warn("Can't move non-existent block: "+this.blockId)};Blockly.Events.Ui=function(a,b,c,d){Blockly.Events.Ui.superClass_.constructor.call(this);this.blockId=a?a.id:null;this.workspaceId=a?a.workspace.id:null;this.element=b;this.oldValue=c;this.newValue=d;this.recordUndo=!1};goog.inherits(Blockly.Events.Ui,Blockly.Events.Abstract);Blockly.Events.Ui.prototype.type=Blockly.Events.UI;
+Blockly.Events.Ui.prototype.toJson=function(){var a=Blockly.Events.Ui.superClass_.toJson.call(this);a.element=this.element;void 0!==this.newValue&&(a.newValue=this.newValue);this.blockId&&(a.blockId=this.blockId);return a};Blockly.Events.Ui.prototype.fromJson=function(a){Blockly.Events.Ui.superClass_.fromJson.call(this,a);this.element=a.element;this.newValue=a.newValue;this.blockId=a.blockId};Blockly.Icon=function(a){this.block_=a};Blockly.Icon.prototype.collapseHidden=!0;Blockly.Icon.prototype.SIZE=17;Blockly.Icon.prototype.bubble_=null;Blockly.Icon.prototype.iconXY_=null;
 Blockly.Icon.prototype.createIcon=function(){this.iconGroup_||(this.iconGroup_=Blockly.utils.createSvgElement("g",{"class":"blocklyIconGroup"},null),this.block_.isInFlyout&&Blockly.utils.addClass(this.iconGroup_,"blocklyIconGroupReadonly"),this.drawIcon_(this.iconGroup_),this.block_.getSvgRoot().appendChild(this.iconGroup_),Blockly.bindEventWithChecks_(this.iconGroup_,"mouseup",this,this.iconClick_),this.updateEditable())};
 Blockly.Icon.prototype.dispose=function(){goog.dom.removeNode(this.iconGroup_);this.iconGroup_=null;this.setVisible(!1);this.block_=null};Blockly.Icon.prototype.updateEditable=function(){};Blockly.Icon.prototype.isVisible=function(){return!!this.bubble_};Blockly.Icon.prototype.iconClick_=function(a){this.block_.workspace.isDragging()||this.block_.isInFlyout||Blockly.utils.isRightButton(a)||this.setVisible(!this.isVisible())};Blockly.Icon.prototype.updateColour=function(){this.isVisible()&&this.bubble_.setColour(this.block_.getColour())};
 Blockly.Icon.prototype.renderIcon=function(a){if(this.collapseHidden&&this.block_.isCollapsed())return this.iconGroup_.setAttribute("display","none"),a;this.iconGroup_.setAttribute("display","block");var b=this.SIZE;this.block_.RTL&&(a-=b);this.iconGroup_.setAttribute("transform","translate("+a+",5)");this.computeIconLocation();return a=this.block_.RTL?a-Blockly.BlockSvg.SEP_SPACE_X:a+(b+Blockly.BlockSvg.SEP_SPACE_X)};
@@ -951,16 +1029,16 @@ Blockly.Icon.prototype.setIconLocation=function(a){this.iconXY_=a;this.isVisible
 Blockly.Comment=function(a){Blockly.Comment.superClass_.constructor.call(this,a);this.createIcon()};goog.inherits(Blockly.Comment,Blockly.Icon);Blockly.Comment.prototype.text_="";Blockly.Comment.prototype.width_=160;Blockly.Comment.prototype.height_=80;
 Blockly.Comment.prototype.drawIcon_=function(a){Blockly.utils.createSvgElement("circle",{"class":"blocklyIconShape",r:"8",cx:"8",cy:"8"},a);Blockly.utils.createSvgElement("path",{"class":"blocklyIconSymbol",d:"m6.8,10h2c0.003,-0.617 0.271,-0.962 0.633,-1.266 2.875,-2.4050.607,-5.534 -3.765,-3.874v1.7c3.12,-1.657 3.698,0.118 2.336,1.25-1.201,0.998 -1.201,1.528 -1.204,2.19z"},a);Blockly.utils.createSvgElement("rect",{"class":"blocklyIconSymbol",x:"6.8",y:"10.78",height:"2",width:"2"},a)};
 Blockly.Comment.prototype.createEditor_=function(){this.foreignObject_=Blockly.utils.createSvgElement("foreignObject",{x:Blockly.Bubble.BORDER_WIDTH,y:Blockly.Bubble.BORDER_WIDTH},null);var a=document.createElementNS(Blockly.HTML_NS,"body");a.setAttribute("xmlns",Blockly.HTML_NS);a.className="blocklyMinimalBody";var b=document.createElementNS(Blockly.HTML_NS,"textarea");b.className="blocklyCommentTextarea";b.setAttribute("dir",this.block_.RTL?"RTL":"LTR");a.appendChild(b);this.textarea_=b;this.foreignObject_.appendChild(a);
-Blockly.bindEventWithChecks_(b,"mouseup",this,this.textareaFocus_);Blockly.bindEventWithChecks_(b,"wheel",this,function(a){a.stopPropagation()});Blockly.bindEventWithChecks_(b,"change",this,function(a){this.text_!=b.value&&(Blockly.Events.fire(new Blockly.Events.BlockChange(this.block_,"comment",null,this.text_,b.value)),this.text_=b.value)});setTimeout(function(){b.focus()},0);return this.foreignObject_};
+Blockly.bindEventWithChecks_(b,"mouseup",this,this.textareaFocus_,!0,!0);Blockly.bindEventWithChecks_(b,"wheel",this,function(a){a.stopPropagation()});Blockly.bindEventWithChecks_(b,"change",this,function(a){this.text_!=b.value&&(Blockly.Events.fire(new Blockly.Events.BlockChange(this.block_,"comment",null,this.text_,b.value)),this.text_=b.value)});setTimeout(function(){b.focus()},0);return this.foreignObject_};
 Blockly.Comment.prototype.updateEditable=function(){this.isVisible()&&(this.setVisible(!1),this.setVisible(!0));Blockly.Icon.prototype.updateEditable.call(this)};Blockly.Comment.prototype.resizeBubble_=function(){if(this.isVisible()){var a=this.bubble_.getBubbleSize(),b=2*Blockly.Bubble.BORDER_WIDTH;this.foreignObject_.setAttribute("width",a.width-b);this.foreignObject_.setAttribute("height",a.height-b);this.textarea_.style.width=a.width-b-4+"px";this.textarea_.style.height=a.height-b-4+"px"}};
-Blockly.Comment.prototype.setVisible=function(a){if(a!=this.isVisible())if(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"commentOpen",!a,a)),!this.block_.isEditable()&&!this.textarea_||goog.userAgent.IE)Blockly.Warning.prototype.setVisible.call(this,a);else{var b=this.getText(),c=this.getBubbleSize();a?(this.bubble_=new Blockly.Bubble(this.block_.workspace,this.createEditor_(),this.block_.svgPath_,this.iconXY_,this.width_,this.height_),this.bubble_.registerResizeEvent(this.resizeBubble_.bind(this)),
-this.updateColour()):(this.bubble_.dispose(),this.foreignObject_=this.textarea_=this.bubble_=null);this.setText(b);this.setBubbleSize(c.width,c.height)}};Blockly.Comment.prototype.textareaFocus_=function(a){this.bubble_.promote_();this.textarea_.focus()};Blockly.Comment.prototype.getBubbleSize=function(){return this.isVisible()?this.bubble_.getBubbleSize():{width:this.width_,height:this.height_}};
+Blockly.Comment.prototype.setVisible=function(a){if(a!=this.isVisible())if(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"commentOpen",!a,a)),!this.block_.isEditable()&&!this.textarea_||goog.userAgent.IE)Blockly.Warning.prototype.setVisible.call(this,a);else{var b=this.getText(),c=this.getBubbleSize();a?(this.bubble_=new Blockly.Bubble(this.block_.workspace,this.createEditor_(),this.block_.svgPath_,this.iconXY_,this.width_,this.height_),this.bubble_.setSvgId(this.block_.id),this.bubble_.registerResizeEvent(this.resizeBubble_.bind(this)),
+this.updateColour()):(this.bubble_.dispose(),this.foreignObject_=this.textarea_=this.bubble_=null);this.setText(b);this.setBubbleSize(c.width,c.height)}};Blockly.Comment.prototype.textareaFocus_=function(a){this.bubble_.promote_()&&this.textarea_.focus()};Blockly.Comment.prototype.getBubbleSize=function(){return this.isVisible()?this.bubble_.getBubbleSize():{width:this.width_,height:this.height_}};
 Blockly.Comment.prototype.setBubbleSize=function(a,b){this.textarea_?this.bubble_.setBubbleSize(a,b):(this.width_=a,this.height_=b)};Blockly.Comment.prototype.getText=function(){return this.textarea_?this.textarea_.value:this.text_};Blockly.Comment.prototype.setText=function(a){this.text_!=a&&(Blockly.Events.fire(new Blockly.Events.BlockChange(this.block_,"comment",null,this.text_,a)),this.text_=a);this.textarea_&&(this.textarea_.value=a)};
 Blockly.Comment.prototype.dispose=function(){Blockly.Events.isEnabled()&&this.setText("");this.block_.comment=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Connection=function(a,b){this.sourceBlock_=a;this.type=b;a.workspace.connectionDBList&&(this.db_=a.workspace.connectionDBList[b],this.dbOpposite_=a.workspace.connectionDBList[Blockly.OPPOSITE_TYPE[b]],this.hidden_=!this.db_)};Blockly.Connection.CAN_CONNECT=0;Blockly.Connection.REASON_SELF_CONNECTION=1;Blockly.Connection.REASON_WRONG_TYPE=2;Blockly.Connection.REASON_TARGET_NULL=3;Blockly.Connection.REASON_CHECKS_FAILED=4;Blockly.Connection.REASON_DIFFERENT_WORKSPACES=5;
 Blockly.Connection.REASON_SHADOW_PARENT=6;Blockly.Connection.prototype.targetConnection=null;Blockly.Connection.prototype.check_=null;Blockly.Connection.prototype.shadowDom_=null;Blockly.Connection.prototype.x_=0;Blockly.Connection.prototype.y_=0;Blockly.Connection.prototype.inDB_=!1;Blockly.Connection.prototype.db_=null;Blockly.Connection.prototype.dbOpposite_=null;Blockly.Connection.prototype.hidden_=null;
 Blockly.Connection.prototype.connect_=function(a){var b=this,c=b.getSourceBlock(),d=a.getSourceBlock();a.isConnected()&&a.disconnect();if(b.isConnected()){var e=b.targetBlock(),f=b.getShadowDom();b.setShadowDom(null);if(e.isShadow())f=Blockly.Xml.blockToDom(e),e.dispose(),e=null;else if(b.type==Blockly.INPUT_VALUE){if(!e.outputConnection)throw"Orphan block does not have an output connection.";var g=Blockly.Connection.lastConnectionInRow_(d,e);g&&(e.outputConnection.connect(g),e=null)}else if(b.type==
 Blockly.NEXT_STATEMENT){if(!e.previousConnection)throw"Orphan block does not have a previous connection.";for(g=d;g.nextConnection;){var h=g.getNextBlock();if(h&&!h.isShadow())g=h;else{e.previousConnection.checkType_(g.nextConnection)&&(g.nextConnection.connect(e.previousConnection),e=null);break}}}if(e&&(b.disconnect(),Blockly.Events.recordUndo)){var k=Blockly.Events.getGroup();setTimeout(function(){e.workspace&&!e.getParent()&&(Blockly.Events.setGroup(k),e.outputConnection?e.outputConnection.bumpAwayFrom_(b):
-e.previousConnection&&e.previousConnection.bumpAwayFrom_(b),Blockly.Events.setGroup(!1))},Blockly.BUMP_DELAY)}b.setShadowDom(f)}var n;Blockly.Events.isEnabled()&&(n=new Blockly.Events.BlockMove(d));Blockly.Connection.connectReciprocally_(b,a);d.setParent(c);n&&(n.recordNew(),Blockly.Events.fire(n))};Blockly.Connection.prototype.dispose=function(){if(this.isConnected())throw"Disconnect connection before disposing of it.";this.inDB_&&this.db_.removeConnection_(this);this.dbOpposite_=this.db_=null};
+e.previousConnection&&e.previousConnection.bumpAwayFrom_(b),Blockly.Events.setGroup(!1))},Blockly.BUMP_DELAY)}b.setShadowDom(f)}var l;Blockly.Events.isEnabled()&&(l=new Blockly.Events.BlockMove(d));Blockly.Connection.connectReciprocally_(b,a);d.setParent(c);l&&(l.recordNew(),Blockly.Events.fire(l))};Blockly.Connection.prototype.dispose=function(){if(this.isConnected())throw"Disconnect connection before disposing of it.";this.inDB_&&this.db_.removeConnection_(this);this.dbOpposite_=this.db_=null};
 Blockly.Connection.prototype.getSourceBlock=function(){return this.sourceBlock_};Blockly.Connection.prototype.isSuperior=function(){return this.type==Blockly.INPUT_VALUE||this.type==Blockly.NEXT_STATEMENT};Blockly.Connection.prototype.isConnected=function(){return!!this.targetConnection};
 Blockly.Connection.prototype.canConnectWithReason_=function(a){if(!a)return Blockly.Connection.REASON_TARGET_NULL;if(this.isSuperior())var b=this.sourceBlock_,c=a.getSourceBlock();else c=this.sourceBlock_,b=a.getSourceBlock();return b&&b==c?Blockly.Connection.REASON_SELF_CONNECTION:a.type!=Blockly.OPPOSITE_TYPE[this.type]?Blockly.Connection.REASON_WRONG_TYPE:b&&c&&b.workspace!==c.workspace?Blockly.Connection.REASON_DIFFERENT_WORKSPACES:this.checkType_(a)?b.isShadow()&&!c.isShadow()?Blockly.Connection.REASON_SHADOW_PARENT:
 Blockly.Connection.CAN_CONNECT:Blockly.Connection.REASON_CHECKS_FAILED};
@@ -975,44 +1053,70 @@ Blockly.Connection.prototype.respawnShadow_=function(){var a=this.getSourceBlock
 Blockly.Connection.prototype.checkType_=function(a){if(!this.check_||!a.check_)return!0;for(var b=0;b<this.check_.length;b++)if(-1!=a.check_.indexOf(this.check_[b]))return!0;return!1};Blockly.Connection.prototype.onCheckChanged_=function(){this.isConnected()&&!this.checkType_(this.targetConnection)&&(this.isSuperior()?this.targetBlock():this.sourceBlock_).unplug()};
 Blockly.Connection.prototype.setCheck=function(a){a?(goog.isArray(a)||(a=[a]),this.check_=a,this.onCheckChanged_()):this.check_=null;return this};Blockly.Connection.prototype.setShadowDom=function(a){this.shadowDom_=a};Blockly.Connection.prototype.getShadowDom=function(){return this.shadowDom_};Blockly.Connection.prototype.neighbours_=function(){return[]};
 Blockly.Connection.prototype.toString=function(){var a=this.sourceBlock_;if(a)if(a.outputConnection==this)var b="Output Connection of ";else if(a.previousConnection==this)b="Previous Connection of ";else if(a.nextConnection==this)b="Next Connection of ";else if(b=goog.array.find(a.inputList,function(a){return a.connection==this},this))b='Input "'+b.name+'" connection on ';else return console.warn("Connection not actually connected to sourceBlock_"),"Orphan Connection";else return"Orphan Connection";
-return b+a.toDevString()};Blockly.Extensions={};Blockly.Extensions.ALL_={};Blockly.Extensions.register=function(a,b){if(!goog.isString(a)||goog.string.isEmptyOrWhitespace(a))throw Error('Error: Invalid extension name "'+a+'"');if(Blockly.Extensions.ALL_[a])throw Error('Error: Extension "'+a+'" is already registered.');if(!goog.isFunction(b))throw Error('Error: Extension "'+a+'" must be a function');Blockly.Extensions.ALL_[a]=b};Blockly.Extensions.registerMixin=function(a,b){Blockly.Extensions.register(a,function(){this.mixin(b)})};
-Blockly.Extensions.registerMutator=function(a,b,c,d){var e='Error when registering mutator "'+a+'": ';Blockly.Extensions.checkHasFunction_(e,b.domToMutation,"domToMutation");Blockly.Extensions.checkHasFunction_(e,b.mutationToDom,"mutationToDom");var f=Blockly.Extensions.checkMutatorDialog_(b,e);if(c&&!goog.isFunction(c))throw Error('Extension "'+a+'" is not a function');Blockly.Extensions.register(a,function(){f&&this.setMutator(new Blockly.Mutator(d));this.mixin(b);c&&c.apply(this)})};
-Blockly.Extensions.apply=function(a,b,c){var d=Blockly.Extensions.ALL_[a];if(!goog.isFunction(d))throw Error('Error: Extension "'+a+'" not found.');if(c)Blockly.Extensions.checkNoMutatorProperties_(a,b);else var e=Blockly.Extensions.getMutatorProperties_(b);d.apply(b);if(c)Blockly.Extensions.checkBlockHasMutatorProperties_('Error after applying mutator "'+a+'": ',b);else if(!Blockly.Extensions.mutatorPropertiesMatch_(e,b))throw Error('Error when applying extension "'+a+'": mutation properties changed when applying a non-mutator extension.');
-};Blockly.Extensions.checkHasFunction_=function(a,b,c){if(!b)throw Error(a+'missing required property "'+c+'"');if("function"!=typeof b)throw Error(a+'" required property "'+c+'" must be a function');};Blockly.Extensions.checkNoMutatorProperties_=function(a,b){if(Blockly.Extensions.getMutatorProperties_(b).length)throw Error('Error: tried to apply mutation "'+a+'" to a block that already has mutator functions.  Block id: '+b.id);};
-Blockly.Extensions.checkMutatorDialog_=function(a,b){var c=void 0!==a.compose,d=void 0!==a.decompose;if(c&&d){if("function"!=typeof a.compose)throw Error(b+"compose must be a function.");if("function"!=typeof a.decompose)throw Error(b+"decompose must be a function.");return!0}if(c||d)throw Error(b+'Must have both or neither of "compose" and "decompose"');return!1};
-Blockly.Extensions.checkBlockHasMutatorProperties_=function(a,b){if("function"!=typeof b.domToMutation)throw Error(a+'Applying a mutator didn\'t add "domToMutation"');if("function"!=typeof b.mutationToDom)throw Error(a+'Applying a mutator didn\'t add "mutationToDom"');Blockly.Extensions.checkMutatorDialog_(b,a)};
-Blockly.Extensions.getMutatorProperties_=function(a){var b=[];void 0!==a.domToMutation&&b.push(a.domToMutation);void 0!==a.mutationToDom&&b.push(a.mutationToDom);void 0!==a.compose&&b.push(a.compose);void 0!==a.decompose&&b.push(a.decompose);return b};Blockly.Extensions.mutatorPropertiesMatch_=function(a,b){var c=Blockly.Extensions.getMutatorProperties_(b);if(c.length!=a.length)return!1;for(var d=0;d<c.length;d++)if(a[d]!=c[d])return!1;return!0};
-Blockly.Extensions.buildTooltipForDropdown=function(a,b){var c=[];document&&Blockly.utils.runAfterPageLoad(function(){for(var a in b)Blockly.utils.checkMessageReferences(b[a])});return function(){this.type&&-1===c.indexOf(this.type)&&(Blockly.Extensions.checkDropdownOptionsInTable_(this,a,b),c.push(this.type));this.setTooltip(function(){var d=this.getFieldValue(a),e=b[d];null==e?-1===c.indexOf(this.type)&&(d="No tooltip mapping for value "+d+" of field "+a,null!=this.type&&(d+=" of block type "+this.type),
-console.warn(d+".")):e=Blockly.utils.replaceMessageReferences(e);return e}.bind(this))}};Blockly.Extensions.checkDropdownOptionsInTable_=function(a,b,c){var d=a.getField(b);if(!d.isOptionListDynamic()){d=d.getOptions();for(var e=0;e<d.length;++e){var f=d[e][1];null==c[f]&&console.warn("No tooltip mapping for value "+f+" of field "+b+" of block type "+a.type)}}};
-Blockly.Extensions.buildTooltipWithFieldValue=function(a,b){document&&Blockly.utils.runAfterPageLoad(function(){Blockly.utils.checkMessageReferences(a)});return function(){this.setTooltip(function(){return Blockly.utils.replaceMessageReferences(a).replace("%1",this.getFieldValue(b))}.bind(this))}};Blockly.Extensions.extensionParentTooltip_=function(){this.tooltipWhenNotConnected_=this.tooltip;this.setTooltip(function(){var a=this.getParent();return a&&a.getInputsInline()&&a.tooltip||this.tooltipWhenNotConnected_}.bind(this))};
-Blockly.Extensions.register("parent_tooltip_when_inline",Blockly.Extensions.extensionParentTooltip_);Blockly.RenderedConnection=function(a,b){Blockly.RenderedConnection.superClass_.constructor.call(this,a,b);this.offsetInBlock_=new goog.math.Coordinate(0,0)};goog.inherits(Blockly.RenderedConnection,Blockly.Connection);Blockly.RenderedConnection.prototype.distanceFrom=function(a){var b=this.x_-a.x_;a=this.y_-a.y_;return Math.sqrt(b*b+a*a)};
+return b+a.toDevString()};Blockly.ConnectionDB=function(){};Blockly.ConnectionDB.prototype=[];Blockly.ConnectionDB.constructor=Blockly.ConnectionDB;Blockly.ConnectionDB.prototype.addConnection=function(a){if(a.inDB_)throw"Connection already in database.";if(!a.getSourceBlock().isInFlyout){var b=this.findPositionForConnection_(a);this.splice(b,0,a);a.inDB_=!0}};
+Blockly.ConnectionDB.prototype.findConnection=function(a){if(!this.length)return-1;var b=this.findPositionForConnection_(a);if(b>=this.length)return-1;for(var c=a.y_,d=b;0<=d&&this[d].y_==c;){if(this[d]==a)return d;d--}for(;b<this.length&&this[b].y_==c;){if(this[b]==a)return b;b++}return-1};
+Blockly.ConnectionDB.prototype.findPositionForConnection_=function(a){if(!this.length)return 0;for(var b=0,c=this.length;b<c;){var d=Math.floor((b+c)/2);if(this[d].y_<a.y_)b=d+1;else if(this[d].y_>a.y_)c=d;else{b=d;break}}return b};Blockly.ConnectionDB.prototype.removeConnection_=function(a){if(!a.inDB_)throw"Connection not in database.";var b=this.findConnection(a);if(-1==b)throw"Unable to find connection in connectionDB.";a.inDB_=!1;this.splice(b,1)};
+Blockly.ConnectionDB.prototype.getNeighbours=function(a,b){function c(a){var c=e-d[a].x_,g=f-d[a].y_;Math.sqrt(c*c+g*g)<=b&&l.push(d[a]);return g<b}for(var d=this,e=a.x_,f=a.y_,g=0,h=d.length-2,k=h;g<k;)d[k].y_<f?g=k:h=k,k=Math.floor((g+h)/2);var l=[];h=g=k;if(d.length){for(;0<=g&&c(g);)g--;do h++;while(h<d.length&&c(h))}return l};Blockly.ConnectionDB.prototype.isInYRange_=function(a,b,c){return Math.abs(this[a].y_-b)<=c};
+Blockly.ConnectionDB.prototype.searchForClosest=function(a,b,c){if(!this.length)return{connection:null,radius:b};var d=a.y_,e=a.x_;a.x_=e+c.x;a.y_=d+c.y;var f=this.findPositionForConnection_(a);c=null;for(var g=b,h,k=f-1;0<=k&&this.isInYRange_(k,a.y_,b);)h=this[k],a.isConnectionAllowed(h,g)&&(c=h,g=h.distanceFrom(a)),k--;for(;f<this.length&&this.isInYRange_(f,a.y_,b);)h=this[f],a.isConnectionAllowed(h,g)&&(c=h,g=h.distanceFrom(a)),f++;a.x_=e;a.y_=d;return{connection:c,radius:g}};
+Blockly.ConnectionDB.init=function(a){var b=[];b[Blockly.INPUT_VALUE]=new Blockly.ConnectionDB;b[Blockly.OUTPUT_VALUE]=new Blockly.ConnectionDB;b[Blockly.NEXT_STATEMENT]=new Blockly.ConnectionDB;b[Blockly.PREVIOUS_STATEMENT]=new Blockly.ConnectionDB;a.connectionDBList=b};Blockly.constants={};Blockly.DRAG_RADIUS=5;Blockly.FLYOUT_DRAG_RADIUS=10;Blockly.SNAP_RADIUS=20;Blockly.BUMP_DELAY=250;Blockly.COLLAPSE_CHARS=30;Blockly.LONGPRESS=750;Blockly.SOUND_LIMIT=100;Blockly.DRAG_STACK=!0;Blockly.HSV_SATURATION=.45;Blockly.HSV_VALUE=.65;Blockly.SPRITE={width:96,height:124,url:"sprites.png"};Blockly.SVG_NS="http://www.w3.org/2000/svg";Blockly.HTML_NS="http://www.w3.org/1999/xhtml";Blockly.INPUT_VALUE=1;Blockly.OUTPUT_VALUE=2;Blockly.NEXT_STATEMENT=3;
+Blockly.PREVIOUS_STATEMENT=4;Blockly.DUMMY_INPUT=5;Blockly.ALIGN_LEFT=-1;Blockly.ALIGN_CENTRE=0;Blockly.ALIGN_RIGHT=1;Blockly.DRAG_NONE=0;Blockly.DRAG_STICKY=1;Blockly.DRAG_BEGIN=1;Blockly.DRAG_FREE=2;Blockly.OPPOSITE_TYPE=[];Blockly.OPPOSITE_TYPE[Blockly.INPUT_VALUE]=Blockly.OUTPUT_VALUE;Blockly.OPPOSITE_TYPE[Blockly.OUTPUT_VALUE]=Blockly.INPUT_VALUE;Blockly.OPPOSITE_TYPE[Blockly.NEXT_STATEMENT]=Blockly.PREVIOUS_STATEMENT;Blockly.OPPOSITE_TYPE[Blockly.PREVIOUS_STATEMENT]=Blockly.NEXT_STATEMENT;
+Blockly.TOOLBOX_AT_TOP=0;Blockly.TOOLBOX_AT_BOTTOM=1;Blockly.TOOLBOX_AT_LEFT=2;Blockly.TOOLBOX_AT_RIGHT=3;Blockly.DELETE_AREA_NONE=null;Blockly.DELETE_AREA_TRASH=1;Blockly.DELETE_AREA_TOOLBOX=2;Blockly.VARIABLE_CATEGORY_NAME="VARIABLE";Blockly.VARIABLE_DYNAMIC_CATEGORY_NAME="VARIABLE_DYNAMIC";Blockly.PROCEDURE_CATEGORY_NAME="PROCEDURE";Blockly.RENAME_VARIABLE_ID="RENAME_VARIABLE_ID";Blockly.DELETE_VARIABLE_ID="DELETE_VARIABLE_ID";Blockly.BlockAnimations={};Blockly.BlockAnimations.disconnectPid_=0;Blockly.BlockAnimations.disconnectGroup_=null;Blockly.BlockAnimations.disposeUiEffect=function(a){var b=a.workspace,c=a.getSvgRoot();b.getAudioManager().play("delete");a=b.getSvgXY(c);c=c.cloneNode(!0);c.translateX_=a.x;c.translateY_=a.y;c.setAttribute("transform","translate("+a.x+","+a.y+")");b.getParentSvg().appendChild(c);c.bBox_=c.getBBox();Blockly.BlockAnimations.disposeUiStep_(c,b.RTL,new Date,b.scale)};
+Blockly.BlockAnimations.disposeUiStep_=function(a,b,c,d){var e=(new Date-c)/150;1<e?goog.dom.removeNode(a):(a.setAttribute("transform","translate("+(a.translateX_+(b?-1:1)*a.bBox_.width*d/2*e)+","+(a.translateY_+a.bBox_.height*d*e)+") scale("+(1-e)*d+")"),setTimeout(Blockly.BlockAnimations.disposeUiStep_,10,a,b,c,d))};
+Blockly.BlockAnimations.connectionUiEffect=function(a){var b=a.workspace,c=b.scale;b.getAudioManager().play("click");if(!(1>c)){var d=b.getSvgXY(a.getSvgRoot());a.outputConnection?(d.x+=(a.RTL?3:-3)*c,d.y+=13*c):a.previousConnection&&(d.x+=(a.RTL?-23:23)*c,d.y+=3*c);a=Blockly.utils.createSvgElement("circle",{cx:d.x,cy:d.y,r:0,fill:"none",stroke:"#888","stroke-width":10},b.getParentSvg());Blockly.BlockAnimations.connectionUiStep_(a,new Date,c)}};
+Blockly.BlockAnimations.connectionUiStep_=function(a,b,c){var d=(new Date-b)/150;1<d?goog.dom.removeNode(a):(a.setAttribute("r",25*d*c),a.style.opacity=1-d,Blockly.BlockAnimations.disconnectPid_=setTimeout(Blockly.BlockAnimations.connectionUiStep_,10,a,b,c))};
+Blockly.BlockAnimations.disconnectUiEffect=function(a){a.workspace.getAudioManager().play("disconnect");if(!(1>a.workspace.scale)){var b=a.getHeightWidth().height;b=Math.atan(10/b)/Math.PI*180;a.RTL||(b*=-1);Blockly.BlockAnimations.disconnectUiStep_(a.getSvgRoot(),b,new Date)}};
+Blockly.BlockAnimations.disconnectUiStep_=function(a,b,c){var d=(new Date-c)/200;1<d?a.skew_="":(a.skew_="skewX("+Math.round(Math.sin(d*Math.PI*3)*(1-d)*b)+")",Blockly.BlockAnimations.disconnectGroup_=a,Blockly.BlockAnimations.disconnectPid_=setTimeout(Blockly.BlockAnimations.disconnectUiStep_,10,a,b,c));a.setAttribute("transform",a.translate_+a.skew_)};
+Blockly.BlockAnimations.disconnectUiStop=function(){if(Blockly.BlockAnimations.disconnectGroup_){clearTimeout(Blockly.BlockAnimations.disconnectPid_);var a=Blockly.BlockAnimations.disconnectGroup_;a.skew_="";a.setAttribute("transform",a.translate_);Blockly.BlockAnimations.disconnectGroup_=null}};Blockly.RenderedConnection=function(a,b){Blockly.RenderedConnection.superClass_.constructor.call(this,a,b);this.offsetInBlock_=new goog.math.Coordinate(0,0)};goog.inherits(Blockly.RenderedConnection,Blockly.Connection);Blockly.RenderedConnection.prototype.distanceFrom=function(a){var b=this.x_-a.x_;a=this.y_-a.y_;return Math.sqrt(b*b+a*a)};
 Blockly.RenderedConnection.prototype.bumpAwayFrom_=function(a){if(!this.sourceBlock_.workspace.isDragging()){var b=this.sourceBlock_.getRootBlock();if(!b.isInFlyout){var c=!1;if(!b.isMovable()){b=a.getSourceBlock().getRootBlock();if(!b.isMovable())return;a=this;c=!0}var d=Blockly.selected==b;d||b.addSelect();var e=a.x_+Blockly.SNAP_RADIUS-this.x_;a=a.y_+Blockly.SNAP_RADIUS-this.y_;c&&(a=-a);b.RTL&&(e=-e);b.moveBy(e,a);d||b.removeSelect()}}};
 Blockly.RenderedConnection.prototype.moveTo=function(a,b){this.inDB_&&this.db_.removeConnection_(this);this.x_=a;this.y_=b;this.hidden_||this.db_.addConnection(this)};Blockly.RenderedConnection.prototype.moveBy=function(a,b){this.moveTo(this.x_+a,this.y_+b)};Blockly.RenderedConnection.prototype.moveToOffset=function(a){this.moveTo(a.x+this.offsetInBlock_.x,a.y+this.offsetInBlock_.y)};
 Blockly.RenderedConnection.prototype.setOffsetInBlock=function(a,b){this.offsetInBlock_.x=a;this.offsetInBlock_.y=b};Blockly.RenderedConnection.prototype.tighten_=function(){var a=this.targetConnection.x_-this.x_,b=this.targetConnection.y_-this.y_;if(0!=a||0!=b){var c=this.targetBlock(),d=c.getSvgRoot();if(!d)throw"block is not rendered.";d=Blockly.utils.getRelativeXY(d);c.getSvgRoot().setAttribute("transform","translate("+(d.x-a)+","+(d.y-b)+")");c.moveConnections_(-a,-b)}};
-Blockly.RenderedConnection.prototype.closest=function(a,b,c){return this.dbOpposite_.searchForClosest(this,a,b,c)};
+Blockly.RenderedConnection.prototype.closest=function(a,b){return this.dbOpposite_.searchForClosest(this,a,b)};
 Blockly.RenderedConnection.prototype.highlight=function(){var a=this.type==Blockly.INPUT_VALUE||this.type==Blockly.OUTPUT_VALUE?"m 0,0 "+Blockly.BlockSvg.TAB_PATH_DOWN+" v 5":"m -20,0 h 5 "+Blockly.BlockSvg.NOTCH_PATH_LEFT+" h 5";var b=this.sourceBlock_.getRelativeToSurfaceXY();Blockly.Connection.highlightedPath_=Blockly.utils.createSvgElement("path",{"class":"blocklyHighlightedConnectionPath",d:a,transform:"translate("+(this.x_-b.x)+","+(this.y_-b.y)+")"+(this.sourceBlock_.RTL?" scale(-1 1)":"")},
 this.sourceBlock_.getSvgRoot())};
 Blockly.RenderedConnection.prototype.unhideAll=function(){this.setHidden(!1);var a=[];if(this.type!=Blockly.INPUT_VALUE&&this.type!=Blockly.NEXT_STATEMENT)return a;var b=this.targetBlock();if(b){if(b.isCollapsed()){var c=[];b.outputConnection&&c.push(b.outputConnection);b.nextConnection&&c.push(b.nextConnection);b.previousConnection&&c.push(b.previousConnection)}else c=b.getConnections_(!0);for(var d=0;d<c.length;d++)a.push.apply(a,c[d].unhideAll());a.length||(a[0]=b)}return a};
 Blockly.RenderedConnection.prototype.unhighlight=function(){goog.dom.removeNode(Blockly.Connection.highlightedPath_);delete Blockly.Connection.highlightedPath_};Blockly.RenderedConnection.prototype.setHidden=function(a){(this.hidden_=a)&&this.inDB_?this.db_.removeConnection_(this):a||this.inDB_||this.db_.addConnection(this)};
-Blockly.RenderedConnection.prototype.hideAll=function(){this.setHidden(!0);if(this.targetConnection)for(var a=this.targetBlock().getDescendants(),b=0;b<a.length;b++){for(var c=a[b],d=c.getConnections_(!0),e=0;e<d.length;e++)d[e].setHidden(!0);c=c.getIcons();for(e=0;e<c.length;e++)c[e].setVisible(!1)}};Blockly.RenderedConnection.prototype.isConnectionAllowed=function(a,b){return this.distanceFrom(a)>b?!1:Blockly.RenderedConnection.superClass_.isConnectionAllowed.call(this,a)};
+Blockly.RenderedConnection.prototype.hideAll=function(){this.setHidden(!0);if(this.targetConnection)for(var a=this.targetBlock().getDescendants(!1),b=0;b<a.length;b++){for(var c=a[b],d=c.getConnections_(!0),e=0;e<d.length;e++)d[e].setHidden(!0);c=c.getIcons();for(e=0;e<c.length;e++)c[e].setVisible(!1)}};Blockly.RenderedConnection.prototype.isConnectionAllowed=function(a,b){return this.distanceFrom(a)>b?!1:Blockly.RenderedConnection.superClass_.isConnectionAllowed.call(this,a)};
 Blockly.RenderedConnection.prototype.disconnectInternal_=function(a,b){Blockly.RenderedConnection.superClass_.disconnectInternal_.call(this,a,b);a.rendered&&a.render();b.rendered&&(b.updateDisabled(),b.render())};
 Blockly.RenderedConnection.prototype.respawnShadow_=function(){var a=this.getSourceBlock(),b=this.getShadowDom();if(a.workspace&&b&&Blockly.Events.recordUndo){Blockly.RenderedConnection.superClass_.respawnShadow_.call(this);b=this.targetBlock();if(!b)throw"Couldn't respawn the shadow block that should exist here.";b.initSvg();b.render(!1);a.rendered&&a.render()}};Blockly.RenderedConnection.prototype.neighbours_=function(a){return this.dbOpposite_.getNeighbours(this,a)};
 Blockly.RenderedConnection.prototype.connect_=function(a){Blockly.RenderedConnection.superClass_.connect_.call(this,a);var b=this.getSourceBlock();a=a.getSourceBlock();b.rendered&&b.updateDisabled();a.rendered&&a.updateDisabled();b.rendered&&a.rendered&&(this.type==Blockly.NEXT_STATEMENT||this.type==Blockly.PREVIOUS_STATEMENT?a.render():b.render())};
 Blockly.RenderedConnection.prototype.onCheckChanged_=function(){this.isConnected()&&!this.checkType_(this.targetConnection)&&((this.isSuperior()?this.targetBlock():this.sourceBlock_).unplug(),this.sourceBlock_.bumpNeighbours_())};Blockly.DraggedConnectionManager=function(a){this.topBlock_=Blockly.selected=a;this.workspace_=a.workspace;this.availableConnections_=this.initAvailableConnections_();this.localConnection_=this.closestConnection_=null;this.radiusConnection_=0;this.wouldDeleteBlock_=!1};Blockly.DraggedConnectionManager.prototype.dispose=function(){this.workspace_=this.topBlock_=null;this.availableConnections_.length=0;this.localConnection_=this.closestConnection_=null};
-Blockly.DraggedConnectionManager.prototype.wouldDeleteBlock=function(){return this.wouldDeleteBlock_};Blockly.DraggedConnectionManager.prototype.applyConnections=function(){this.closestConnection_&&(this.localConnection_.connect(this.closestConnection_),this.topBlock_.rendered&&((this.localConnection_.isSuperior()?this.closestConnection_:this.localConnection_).getSourceBlock().connectionUiEffect(),this.topBlock_.getRootBlock().bringToFront()),this.removeHighlighting_())};
+Blockly.DraggedConnectionManager.prototype.wouldDeleteBlock=function(){return this.wouldDeleteBlock_};Blockly.DraggedConnectionManager.prototype.wouldConnectBlock=function(){return!!this.closestConnection_};
+Blockly.DraggedConnectionManager.prototype.applyConnections=function(){if(this.closestConnection_){this.localConnection_.connect(this.closestConnection_);if(this.topBlock_.rendered){var a=this.localConnection_.isSuperior()?this.closestConnection_:this.localConnection_;Blockly.BlockAnimations.connectionUiEffect(a.getSourceBlock());this.topBlock_.getRootBlock().bringToFront()}this.removeHighlighting_()}};
 Blockly.DraggedConnectionManager.prototype.update=function(a,b){var c=this.closestConnection_,d=this.updateClosest_(a);d&&c&&c.unhighlight();c=!!this.closestConnection_&&b!=Blockly.DELETE_AREA_TOOLBOX;var e=!!b&&!this.topBlock_.getParent()&&this.topBlock_.isDeletable();this.wouldDeleteBlock_=e&&!c;e&&this.closestConnection_&&(this.closestConnection_.unhighlight(),this.closestConnection_=null);!this.wouldDeleteBlock_&&d&&this.closestConnection_&&this.addHighlighting_()};
-Blockly.DraggedConnectionManager.prototype.removeHighlighting_=function(){this.closestConnection_&&this.closestConnection_.unhighlight()};Blockly.DraggedConnectionManager.prototype.addHighlighting_=function(){this.closestConnection_&&this.closestConnection_.highlight()};Blockly.DraggedConnectionManager.prototype.initAvailableConnections_=function(){var a=this.topBlock_.getConnections_(!1),b=this.topBlock_.lastConnectionInStack_();b&&b!=this.topBlock_.nextConnection&&a.push(b);return a};
+Blockly.DraggedConnectionManager.prototype.removeHighlighting_=function(){this.closestConnection_&&this.closestConnection_.unhighlight()};Blockly.DraggedConnectionManager.prototype.addHighlighting_=function(){this.closestConnection_&&this.closestConnection_.highlight()};Blockly.DraggedConnectionManager.prototype.initAvailableConnections_=function(){var a=this.topBlock_.getConnections_(!1),b=this.topBlock_.lastConnectionInStack();b&&b!=this.topBlock_.nextConnection&&a.push(b);return a};
 Blockly.DraggedConnectionManager.prototype.updateClosest_=function(a){var b=this.closestConnection_;this.localConnection_=this.closestConnection_=null;this.radiusConnection_=Blockly.SNAP_RADIUS;for(var c=0;c<this.availableConnections_.length;c++){var d=this.availableConnections_[c],e=d.closest(this.radiusConnection_,a);e.connection&&(this.closestConnection_=e.connection,this.localConnection_=d,this.radiusConnection_=e.radius)}return b!=this.closestConnection_};Blockly.BlockDragger=function(a,b){this.draggingBlock_=a;this.workspace_=b;this.draggedConnectionManager_=new Blockly.DraggedConnectionManager(this.draggingBlock_);this.deleteArea_=null;this.wouldDeleteBlock_=!1;this.startXY_=this.draggingBlock_.getRelativeToSurfaceXY();this.dragIconData_=Blockly.BlockDragger.initIconData_(a)};
-Blockly.BlockDragger.prototype.dispose=function(){this.startWorkspace_=this.workspace_=this.draggingBlock_=null;this.dragIconData_.length=0;this.draggedConnectionManager_&&(this.draggedConnectionManager_.dispose(),this.draggedConnectionManager_=null)};Blockly.BlockDragger.initIconData_=function(a){var b=[];a=a.getDescendants();for(var c=0,d;d=a[c];c++){d=d.getIcons();for(var e=0;e<d.length;e++){var f={location:d[e].getIconLocation(),icon:d[e]};b.push(f)}}return b};
-Blockly.BlockDragger.prototype.startBlockDrag=function(a){Blockly.Events.getGroup()||Blockly.Events.setGroup(!0);this.workspace_.setResizesEnabled(!1);Blockly.BlockSvg.disconnectUiStop_();this.draggingBlock_.getParent()&&(this.draggingBlock_.unplug(),a=this.pixelsToWorkspaceUnits_(a),a=goog.math.Coordinate.sum(this.startXY_,a),this.draggingBlock_.translate(a.x,a.y),this.draggingBlock_.disconnectUiEffect());this.draggingBlock_.setDragging(!0);this.draggingBlock_.moveToDragSurface_();this.workspace_.toolbox_&&
-this.workspace_.toolbox_.addDeleteStyle()};Blockly.BlockDragger.prototype.dragBlock=function(a,b){var c=this.pixelsToWorkspaceUnits_(b),d=goog.math.Coordinate.sum(this.startXY_,c);this.draggingBlock_.moveDuringDrag(d);this.dragIcons_(c);this.deleteArea_=this.workspace_.isDeleteArea(a);this.draggedConnectionManager_.update(c,this.deleteArea_);this.updateCursorDuringBlockDrag_()};
-Blockly.BlockDragger.prototype.endBlockDrag=function(a,b){this.dragBlock(a,b);this.dragIconData_=[];Blockly.BlockSvg.disconnectUiStop_();var c=this.pixelsToWorkspaceUnits_(b),d=goog.math.Coordinate.sum(this.startXY_,c);this.draggingBlock_.moveOffDragSurface_(d);this.maybeDeleteBlock_()||(this.draggingBlock_.moveConnections_(c.x,c.y),this.draggingBlock_.setDragging(!1),this.draggedConnectionManager_.applyConnections(),this.draggingBlock_.render(),this.fireMoveEvent_(),this.draggingBlock_.scheduleSnapAndBump());
-this.workspace_.setResizesEnabled(!0);this.workspace_.toolbox_&&this.workspace_.toolbox_.removeDeleteStyle();Blockly.Events.setGroup(!1)};Blockly.BlockDragger.prototype.fireMoveEvent_=function(){var a=new Blockly.Events.BlockMove(this.draggingBlock_);a.oldCoordinate=this.startXY_;a.recordNew();Blockly.Events.fire(a)};
-Blockly.BlockDragger.prototype.maybeDeleteBlock_=function(){var a=this.workspace_.trashcan;this.wouldDeleteBlock_?(a&&goog.Timer.callOnce(a.close,100,a),this.fireMoveEvent_(),this.draggingBlock_.dispose(!1,!0)):a&&a.close();return this.wouldDeleteBlock_};
+Blockly.BlockDragger.prototype.dispose=function(){this.startWorkspace_=this.workspace_=this.draggingBlock_=null;this.dragIconData_.length=0;this.draggedConnectionManager_&&(this.draggedConnectionManager_.dispose(),this.draggedConnectionManager_=null)};Blockly.BlockDragger.initIconData_=function(a){var b=[];a=a.getDescendants(!1);for(var c=0,d;d=a[c];c++){d=d.getIcons();for(var e=0;e<d.length;e++){var f={location:d[e].getIconLocation(),icon:d[e]};b.push(f)}}return b};
+Blockly.BlockDragger.prototype.startBlockDrag=function(a,b){Blockly.Events.getGroup()||Blockly.Events.setGroup(!0);this.workspace_.setResizesEnabled(!1);Blockly.BlockAnimations.disconnectUiStop();if(this.draggingBlock_.getParent()||b&&this.draggingBlock_.nextConnection&&this.draggingBlock_.nextConnection.targetBlock()){this.draggingBlock_.unplug(b);var c=this.pixelsToWorkspaceUnits_(a);c=goog.math.Coordinate.sum(this.startXY_,c);this.draggingBlock_.translate(c.x,c.y);Blockly.BlockAnimations.disconnectUiEffect(this.draggingBlock_)}this.draggingBlock_.setDragging(!0);
+this.draggingBlock_.moveToDragSurface_();if(c=this.workspace_.getToolbox()){var d=this.draggingBlock_.isDeletable()?"blocklyToolboxDelete":"blocklyToolboxGrab";c.addStyle(d)}};Blockly.BlockDragger.prototype.dragBlock=function(a,b){var c=this.pixelsToWorkspaceUnits_(b),d=goog.math.Coordinate.sum(this.startXY_,c);this.draggingBlock_.moveDuringDrag(d);this.dragIcons_(c);this.deleteArea_=this.workspace_.isDeleteArea(a);this.draggedConnectionManager_.update(c,this.deleteArea_);this.updateCursorDuringBlockDrag_()};
+Blockly.BlockDragger.prototype.endBlockDrag=function(a,b){this.dragBlock(a,b);this.dragIconData_=[];Blockly.BlockAnimations.disconnectUiStop();var c=this.pixelsToWorkspaceUnits_(b),d=goog.math.Coordinate.sum(this.startXY_,c);this.draggingBlock_.moveOffDragSurface_(d);this.maybeDeleteBlock_()||(this.draggingBlock_.moveConnections_(c.x,c.y),this.draggingBlock_.setDragging(!1),this.fireMoveEvent_(),this.draggedConnectionManager_.wouldConnectBlock()?this.draggedConnectionManager_.applyConnections():this.draggingBlock_.render(),
+this.draggingBlock_.scheduleSnapAndBump());this.workspace_.setResizesEnabled(!0);if(c=this.workspace_.getToolbox())d=this.draggingBlock_.isDeletable()?"blocklyToolboxDelete":"blocklyToolboxGrab",c.removeStyle(d);Blockly.Events.setGroup(!1)};Blockly.BlockDragger.prototype.fireMoveEvent_=function(){var a=new Blockly.Events.BlockMove(this.draggingBlock_);a.oldCoordinate=this.startXY_;a.recordNew();Blockly.Events.fire(a)};
+Blockly.BlockDragger.prototype.maybeDeleteBlock_=function(){var a=this.workspace_.trashcan;this.wouldDeleteBlock_?(a&&setTimeout(a.close.bind(a),100),this.fireMoveEvent_(),this.draggingBlock_.dispose(!1,!0)):a&&a.close();return this.wouldDeleteBlock_};
 Blockly.BlockDragger.prototype.updateCursorDuringBlockDrag_=function(){this.wouldDeleteBlock_=this.draggedConnectionManager_.wouldDeleteBlock();var a=this.workspace_.trashcan;this.wouldDeleteBlock_?(this.draggingBlock_.setDeleteStyle(!0),this.deleteArea_==Blockly.DELETE_AREA_TRASH&&a&&a.setOpen_(!0)):(this.draggingBlock_.setDeleteStyle(!1),a&&a.setOpen_(!1))};
-Blockly.BlockDragger.prototype.pixelsToWorkspaceUnits_=function(a){a=new goog.math.Coordinate(a.x/this.workspace_.scale,a.y/this.workspace_.scale);this.workspace_.isMutator&&(a=a.scale(1/this.workspace_.options.parentWorkspace.scale));return a};Blockly.BlockDragger.prototype.dragIcons_=function(a){for(var b=0;b<this.dragIconData_.length;b++){var c=this.dragIconData_[b];c.icon.setIconLocation(goog.math.Coordinate.sum(c.location,a))}};Blockly.constants={};Blockly.DRAG_RADIUS=5;Blockly.FLYOUT_DRAG_RADIUS=10;Blockly.SNAP_RADIUS=20;Blockly.BUMP_DELAY=250;Blockly.COLLAPSE_CHARS=30;Blockly.LONGPRESS=750;Blockly.SOUND_LIMIT=100;Blockly.DRAG_STACK=!0;Blockly.HSV_SATURATION=.45;Blockly.HSV_VALUE=.65;Blockly.SPRITE={width:96,height:124,url:"sprites.png"};Blockly.SVG_NS="http://www.w3.org/2000/svg";Blockly.HTML_NS="http://www.w3.org/1999/xhtml";Blockly.INPUT_VALUE=1;Blockly.OUTPUT_VALUE=2;Blockly.NEXT_STATEMENT=3;
-Blockly.PREVIOUS_STATEMENT=4;Blockly.DUMMY_INPUT=5;Blockly.ALIGN_LEFT=-1;Blockly.ALIGN_CENTRE=0;Blockly.ALIGN_RIGHT=1;Blockly.DRAG_NONE=0;Blockly.DRAG_STICKY=1;Blockly.DRAG_BEGIN=1;Blockly.DRAG_FREE=2;Blockly.OPPOSITE_TYPE=[];Blockly.OPPOSITE_TYPE[Blockly.INPUT_VALUE]=Blockly.OUTPUT_VALUE;Blockly.OPPOSITE_TYPE[Blockly.OUTPUT_VALUE]=Blockly.INPUT_VALUE;Blockly.OPPOSITE_TYPE[Blockly.NEXT_STATEMENT]=Blockly.PREVIOUS_STATEMENT;Blockly.OPPOSITE_TYPE[Blockly.PREVIOUS_STATEMENT]=Blockly.NEXT_STATEMENT;
-Blockly.TOOLBOX_AT_TOP=0;Blockly.TOOLBOX_AT_BOTTOM=1;Blockly.TOOLBOX_AT_LEFT=2;Blockly.TOOLBOX_AT_RIGHT=3;Blockly.DELETE_AREA_NONE=null;Blockly.DELETE_AREA_TRASH=1;Blockly.DELETE_AREA_TOOLBOX=2;Blockly.VARIABLE_CATEGORY_NAME="VARIABLE";Blockly.PROCEDURE_CATEGORY_NAME="PROCEDURE";Blockly.RENAME_VARIABLE_ID="RENAME_VARIABLE_ID";Blockly.DELETE_VARIABLE_ID="DELETE_VARIABLE_ID";Blockly.WorkspaceDragger=function(a){this.workspace_=a;this.startDragMetrics_=a.getMetrics();this.startScrollXY_=new goog.math.Coordinate(a.scrollX,a.scrollY)};Blockly.WorkspaceDragger.prototype.dispose=function(){this.workspace_=null};Blockly.WorkspaceDragger.prototype.startDrag=function(){Blockly.selected&&Blockly.selected.unselect();this.workspace_.setupDragSurface()};Blockly.WorkspaceDragger.prototype.endDrag=function(a){this.drag(a);this.workspace_.resetDragSurface()};
+Blockly.BlockDragger.prototype.pixelsToWorkspaceUnits_=function(a){a=new goog.math.Coordinate(a.x/this.workspace_.scale,a.y/this.workspace_.scale);this.workspace_.isMutator&&(a=a.scale(1/this.workspace_.options.parentWorkspace.scale));return a};Blockly.BlockDragger.prototype.dragIcons_=function(a){for(var b=0;b<this.dragIconData_.length;b++){var c=this.dragIconData_[b];c.icon.setIconLocation(goog.math.Coordinate.sum(c.location,a))}};Blockly.WorkspaceCommentSvg=function(a,b,c,d,e){this.svgGroup_=Blockly.utils.createSvgElement("g",{"class":"blocklyComment"},null);this.svgGroup_.translate_="";this.svgRect_=Blockly.utils.createSvgElement("rect",{"class":"blocklyCommentRect",x:0,y:0,rx:Blockly.WorkspaceCommentSvg.BORDER_RADIUS,ry:Blockly.WorkspaceCommentSvg.BORDER_RADIUS});this.svgGroup_.appendChild(this.svgRect_);this.rendered_=!1;this.useDragSurface_=Blockly.utils.is3dSupported()&&!!a.blockDragSurface_;Blockly.WorkspaceCommentSvg.superClass_.constructor.call(this,
+a,b,c,d,e);this.render()};goog.inherits(Blockly.WorkspaceCommentSvg,Blockly.WorkspaceComment);Blockly.WorkspaceCommentSvg.DEFAULT_SIZE=100;
+Blockly.WorkspaceCommentSvg.prototype.dispose=function(){this.workspace&&(Blockly.selected==this&&(this.unselect(),this.workspace.cancelCurrentGesture()),Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.CommentDelete(this)),goog.dom.removeNode(this.svgGroup_),this.svgRect_=this.svgGroup_=null,this.disposeInternal_(),Blockly.Events.disable(),Blockly.WorkspaceCommentSvg.superClass_.dispose.call(this),Blockly.Events.enable())};
+Blockly.WorkspaceCommentSvg.prototype.initSvg=function(){goog.asserts.assert(this.workspace.rendered,"Workspace is headless.");this.workspace.options.readOnly||this.eventsInit_||(Blockly.bindEventWithChecks_(this.svgRectTarget_,"mousedown",this,this.pathMouseDown_),Blockly.bindEventWithChecks_(this.svgHandleTarget_,"mousedown",this,this.pathMouseDown_));this.eventsInit_=!0;this.updateMovable();this.getSvgRoot().parentNode||this.workspace.getBubbleCanvas().appendChild(this.getSvgRoot())};
+Blockly.WorkspaceCommentSvg.prototype.pathMouseDown_=function(a){var b=this.workspace.getGesture(a);b&&b.handleBubbleStart(a,this)};Blockly.WorkspaceCommentSvg.prototype.showContextMenu_=function(a){if(!this.workspace.options.readOnly){var b=[];this.isDeletable()&&this.isMovable()&&(b.push(Blockly.ContextMenu.commentDuplicateOption(this)),b.push(Blockly.ContextMenu.commentDeleteOption(this)));Blockly.ContextMenu.show(a,b,this.RTL)}};
+Blockly.WorkspaceCommentSvg.prototype.select=function(){if(Blockly.selected!=this){var a=null;if(Blockly.selected){a=Blockly.selected.id;Blockly.Events.disable();try{Blockly.selected.unselect()}finally{Blockly.Events.enable()}}a=new Blockly.Events.Ui(null,"selected",a,this.id);a.workspaceId=this.workspace.id;Blockly.Events.fire(a);Blockly.selected=this;this.addSelect()}};
+Blockly.WorkspaceCommentSvg.prototype.unselect=function(){if(Blockly.selected==this){var a=new Blockly.Events.Ui(null,"selected",this.id,null);a.workspaceId=this.workspace.id;Blockly.Events.fire(a);Blockly.selected=null;this.removeSelect();this.blurFocus()}};Blockly.WorkspaceCommentSvg.prototype.addSelect=function(){Blockly.utils.addClass(this.svgGroup_,"blocklySelected");this.setFocus()};
+Blockly.WorkspaceCommentSvg.prototype.removeSelect=function(){Blockly.utils.removeClass(this.svgGroup_,"blocklySelected");this.blurFocus()};Blockly.WorkspaceCommentSvg.prototype.addFocus=function(){Blockly.utils.addClass(this.svgGroup_,"blocklyFocused")};Blockly.WorkspaceCommentSvg.prototype.removeFocus=function(){Blockly.utils.removeClass(this.svgGroup_,"blocklyFocused")};
+Blockly.WorkspaceCommentSvg.prototype.getRelativeToSurfaceXY=function(){var a=0,b=0,c=this.useDragSurface_?this.workspace.blockDragSurface_.getGroup():null,d=this.getSvgRoot();if(d){do{var e=Blockly.utils.getRelativeXY(d);a+=e.x;b+=e.y;this.useDragSurface_&&this.workspace.blockDragSurface_.getCurrentBlock()==d&&(e=this.workspace.blockDragSurface_.getSurfaceTranslation(),a+=e.x,b+=e.y);d=d.parentNode}while(d&&d!=this.workspace.getBubbleCanvas()&&d!=c)}return this.xy_=new goog.math.Coordinate(a,b)};
+Blockly.WorkspaceCommentSvg.prototype.moveBy=function(a,b){var c=new Blockly.Events.CommentMove(this),d=this.getRelativeToSurfaceXY();this.translate(d.x+a,d.y+b);this.xy_=new goog.math.Coordinate(d.x+a,d.y+b);c.recordNew();Blockly.Events.fire(c);this.workspace.resizeContents()};Blockly.WorkspaceCommentSvg.prototype.translate=function(a,b){this.xy_=new goog.math.Coordinate(a,b);this.getSvgRoot().setAttribute("transform","translate("+a+","+b+")")};
+Blockly.WorkspaceCommentSvg.prototype.moveToDragSurface_=function(){if(this.useDragSurface_){var a=this.getRelativeToSurfaceXY();this.clearTransformAttributes_();this.workspace.blockDragSurface_.translateSurface(a.x,a.y);this.workspace.blockDragSurface_.setBlocksAndShow(this.getSvgRoot())}};Blockly.WorkspaceCommentSvg.prototype.moveOffDragSurface_=function(a){this.useDragSurface_&&(this.translate(a.x,a.y),this.workspace.blockDragSurface_.clearAndHide(this.workspace.getCanvas()))};
+Blockly.WorkspaceCommentSvg.prototype.moveDuringDrag=function(a,b){a?a.translateSurface(b.x,b.y):(this.svgGroup_.translate_="translate("+b.x+","+b.y+")",this.svgGroup_.setAttribute("transform",this.svgGroup_.translate_+this.svgGroup_.skew_))};Blockly.WorkspaceCommentSvg.prototype.moveTo=function(a,b){this.translate(a,b)};Blockly.WorkspaceCommentSvg.prototype.clearTransformAttributes_=function(){Blockly.utils.removeAttribute(this.getSvgRoot(),"transform")};
+Blockly.WorkspaceCommentSvg.prototype.getBoundingRectangle=function(){var a=this.getRelativeToSurfaceXY(),b=this.getHeightWidth();if(this.RTL){var c=new goog.math.Coordinate(a.x-b.width,a.y);a=new goog.math.Coordinate(a.x,a.y+b.height)}else c=new goog.math.Coordinate(a.x,a.y),a=new goog.math.Coordinate(a.x+b.width,a.y+b.height);return{topLeft:c,bottomRight:a}};
+Blockly.WorkspaceCommentSvg.prototype.updateMovable=function(){this.isMovable()?Blockly.utils.addClass(this.svgGroup_,"blocklyDraggable"):Blockly.utils.removeClass(this.svgGroup_,"blocklyDraggable")};Blockly.WorkspaceCommentSvg.prototype.setMovable=function(a){Blockly.WorkspaceCommentSvg.superClass_.setMovable.call(this,a);this.updateMovable()};
+Blockly.WorkspaceCommentSvg.prototype.setDragging=function(a){a?(a=this.getSvgRoot(),a.translate_="",a.skew_="",Blockly.utils.addClass(this.svgGroup_,"blocklyDragging")):Blockly.utils.removeClass(this.svgGroup_,"blocklyDragging")};Blockly.WorkspaceCommentSvg.prototype.getSvgRoot=function(){return this.svgGroup_};Blockly.WorkspaceCommentSvg.prototype.getContent=function(){return this.textarea_?this.textarea_.value:this.content_};
+Blockly.WorkspaceCommentSvg.prototype.setContent=function(a){Blockly.WorkspaceCommentSvg.superClass_.setContent.call(this,a);this.textarea_&&(this.textarea_.value=a)};Blockly.WorkspaceCommentSvg.prototype.setDeleteStyle=function(a){a?Blockly.utils.addClass(this.svgGroup_,"blocklyDraggingDelete"):Blockly.utils.removeClass(this.svgGroup_,"blocklyDraggingDelete")};Blockly.WorkspaceCommentSvg.prototype.setAutoLayout=function(){};
+Blockly.WorkspaceCommentSvg.fromXml=function(a,b,c){Blockly.Events.disable();try{var d=Blockly.WorkspaceComment.parseAttributes(a),e=new Blockly.WorkspaceCommentSvg(b,d.content,d.h,d.w,d.id);b.rendered&&(e.initSvg(),e.render(!1));if(!isNaN(d.x)&&!isNaN(d.y))if(b.RTL){var f=c||b.getWidth();e.moveBy(f-d.x,d.y)}else e.moveBy(d.x,d.y)}finally{Blockly.Events.enable()}Blockly.WorkspaceComment.fireCreateEvent(e);return e};
+Blockly.WorkspaceCommentSvg.prototype.toXmlWithXY=function(a){var b;this.workspace.RTL&&(b=this.workspace.getWidth());a=this.toXml(a);var c=this.getRelativeToSurfaceXY();a.setAttribute("x",Math.round(this.workspace.RTL?b-c.x:c.x));a.setAttribute("y",Math.round(c.y));a.setAttribute("h",this.getHeight());a.setAttribute("w",this.getWidth());return a};Blockly.BubbleDragger=function(a,b){this.draggingBubble_=a;this.workspace_=b;this.deleteArea_=null;this.wouldDeleteBubble_=!1;this.startXY_=this.draggingBubble_.getRelativeToSurfaceXY();this.dragSurface_=Blockly.utils.is3dSupported()&&b.getBlockDragSurface()?b.getBlockDragSurface():null};Blockly.BubbleDragger.prototype.dispose=function(){this.dragSurface_=this.workspace_=this.draggingBubble_=null};
+Blockly.BubbleDragger.prototype.startBubbleDrag=function(){Blockly.Events.getGroup()||Blockly.Events.setGroup(!0);this.workspace_.setResizesEnabled(!1);this.draggingBubble_.setAutoLayout(!1);this.dragSurface_&&this.moveToDragSurface_();this.draggingBubble_.setDragging&&this.draggingBubble_.setDragging(!0);var a=this.workspace_.getToolbox();if(a){var b=this.draggingBubble_.isDeletable()?"blocklyToolboxDelete":"blocklyToolboxGrab";a.addStyle(b)}};
+Blockly.BubbleDragger.prototype.dragBubble=function(a,b){var c=this.pixelsToWorkspaceUnits_(b);c=goog.math.Coordinate.sum(this.startXY_,c);this.draggingBubble_.moveDuringDrag(this.dragSurface_,c);this.draggingBubble_.isDeletable()&&(this.deleteArea_=this.workspace_.isDeleteArea(a),this.updateCursorDuringBubbleDrag_())};
+Blockly.BubbleDragger.prototype.maybeDeleteBubble_=function(){var a=this.workspace_.trashcan;this.wouldDeleteBubble_?(a&&setTimeout(a.close.bind(a),100),this.fireMoveEvent_(),this.draggingBubble_.dispose(!1,!0)):a&&a.close();return this.wouldDeleteBubble_};
+Blockly.BubbleDragger.prototype.updateCursorDuringBubbleDrag_=function(){this.wouldDeleteBubble_=this.deleteArea_!=Blockly.DELETE_AREA_NONE;var a=this.workspace_.trashcan;this.wouldDeleteBubble_?(this.draggingBubble_.setDeleteStyle(!0),this.deleteArea_==Blockly.DELETE_AREA_TRASH&&a&&a.setOpen_(!0)):(this.draggingBubble_.setDeleteStyle(!1),a&&a.setOpen_(!1))};
+Blockly.BubbleDragger.prototype.endBubbleDrag=function(a,b){this.dragBubble(a,b);var c=this.pixelsToWorkspaceUnits_(b);c=goog.math.Coordinate.sum(this.startXY_,c);this.draggingBubble_.moveTo(c.x,c.y);this.maybeDeleteBubble_()||(this.dragSurface_&&this.dragSurface_.clearAndHide(this.workspace_.getBubbleCanvas()),this.draggingBubble_.setDragging&&this.draggingBubble_.setDragging(!1),this.fireMoveEvent_());this.workspace_.setResizesEnabled(!0);this.workspace_.toolbox_&&(c=this.draggingBubble_.isDeletable()?
+"blocklyToolboxDelete":"blocklyToolboxGrab",this.workspace_.toolbox_.removeStyle(c));Blockly.Events.setGroup(!1)};Blockly.BubbleDragger.prototype.fireMoveEvent_=function(){if(this.draggingBubble_.isComment){var a=new Blockly.Events.CommentMove(this.draggingBubble_);a.setOldCoordinate(this.startXY_);a.recordNew();Blockly.Events.fire(a)}};
+Blockly.BubbleDragger.prototype.pixelsToWorkspaceUnits_=function(a){a=new goog.math.Coordinate(a.x/this.workspace_.scale,a.y/this.workspace_.scale);this.workspace_.isMutator&&(a=a.scale(1/this.workspace_.options.parentWorkspace.scale));return a};Blockly.BubbleDragger.prototype.moveToDragSurface_=function(){this.draggingBubble_.moveTo(0,0);this.dragSurface_.translateSurface(this.startXY_.x,this.startXY_.y);this.dragSurface_.setBlocksAndShow(this.draggingBubble_.getSvgRoot())};Blockly.WorkspaceDragger=function(a){this.workspace_=a;this.startDragMetrics_=a.getMetrics();this.startScrollXY_=new goog.math.Coordinate(a.scrollX,a.scrollY)};Blockly.WorkspaceDragger.prototype.dispose=function(){this.workspace_=null};Blockly.WorkspaceDragger.prototype.startDrag=function(){Blockly.selected&&Blockly.selected.unselect();this.workspace_.setupDragSurface()};Blockly.WorkspaceDragger.prototype.endDrag=function(a){this.drag(a);this.workspace_.resetDragSurface()};
 Blockly.WorkspaceDragger.prototype.drag=function(a){var b=this.startDragMetrics_,c=goog.math.Coordinate.sum(this.startScrollXY_,a);a=Math.min(c.x,-b.contentLeft);c=Math.min(c.y,-b.contentTop);a=Math.max(a,b.viewWidth-b.contentLeft-b.contentWidth);c=Math.max(c,b.viewHeight-b.contentTop-b.contentHeight);a=-a-b.contentLeft;c=-c-b.contentTop;this.updateScroll_(a,c)};Blockly.WorkspaceDragger.prototype.updateScroll_=function(a,b){this.workspace_.scrollbar.set(a,b)};Blockly.FlyoutDragger=function(a){Blockly.FlyoutDragger.superClass_.constructor.call(this,a.getWorkspace());this.scrollbar_=a.scrollbar_;this.horizontalLayout_=a.horizontalLayout_};goog.inherits(Blockly.FlyoutDragger,Blockly.WorkspaceDragger);Blockly.FlyoutDragger.prototype.updateScroll_=function(a,b){this.horizontalLayout_?this.scrollbar_.set(a):this.scrollbar_.set(b)};Blockly.Tooltip={};Blockly.Tooltip.visible=!1;Blockly.Tooltip.blocked_=!1;Blockly.Tooltip.LIMIT=50;Blockly.Tooltip.mouseOutPid_=0;Blockly.Tooltip.showPid_=0;Blockly.Tooltip.lastX_=0;Blockly.Tooltip.lastY_=0;Blockly.Tooltip.element_=null;Blockly.Tooltip.poisonedElement_=null;Blockly.Tooltip.OFFSET_X=0;Blockly.Tooltip.OFFSET_Y=10;Blockly.Tooltip.RADIUS_OK=10;Blockly.Tooltip.HOVER_MS=750;Blockly.Tooltip.MARGINS=5;Blockly.Tooltip.DIV=null;
 Blockly.Tooltip.createDom=function(){Blockly.Tooltip.DIV||(Blockly.Tooltip.DIV=goog.dom.createDom("DIV","blocklyTooltipDiv"),document.body.appendChild(Blockly.Tooltip.DIV))};Blockly.Tooltip.bindMouseEvents=function(a){Blockly.bindEvent_(a,"mouseover",null,Blockly.Tooltip.onMouseOver_);Blockly.bindEvent_(a,"mouseout",null,Blockly.Tooltip.onMouseOut_);a.addEventListener("mousemove",Blockly.Tooltip.onMouseMove_,!1)};
 Blockly.Tooltip.onMouseOver_=function(a){if(!Blockly.Tooltip.blocked_){for(a=a.target;!goog.isString(a.tooltip)&&!goog.isFunction(a.tooltip);)a=a.tooltip;Blockly.Tooltip.element_!=a&&(Blockly.Tooltip.hide(),Blockly.Tooltip.poisonedElement_=null,Blockly.Tooltip.element_=a);clearTimeout(Blockly.Tooltip.mouseOutPid_)}};
@@ -1021,85 +1125,68 @@ Blockly.Tooltip.onMouseMove_=function(a){if(Blockly.Tooltip.element_&&Blockly.To
 setTimeout(Blockly.Tooltip.show_,Blockly.Tooltip.HOVER_MS))};Blockly.Tooltip.hide=function(){Blockly.Tooltip.visible&&(Blockly.Tooltip.visible=!1,Blockly.Tooltip.DIV&&(Blockly.Tooltip.DIV.style.display="none"));Blockly.Tooltip.showPid_&&clearTimeout(Blockly.Tooltip.showPid_)};Blockly.Tooltip.block=function(){Blockly.Tooltip.hide();Blockly.Tooltip.blocked_=!0};Blockly.Tooltip.unblock=function(){Blockly.Tooltip.blocked_=!1};
 Blockly.Tooltip.show_=function(){if(!Blockly.Tooltip.blocked_&&(Blockly.Tooltip.poisonedElement_=Blockly.Tooltip.element_,Blockly.Tooltip.DIV)){goog.dom.removeChildren(Blockly.Tooltip.DIV);for(var a=Blockly.Tooltip.element_.tooltip;goog.isFunction(a);)a=a();a=Blockly.utils.wrap(a,Blockly.Tooltip.LIMIT);a=a.split("\n");for(var b=0;b<a.length;b++){var c=document.createElement("div");c.appendChild(document.createTextNode(a[b]));Blockly.Tooltip.DIV.appendChild(c)}a=Blockly.Tooltip.element_.RTL;b=goog.dom.getViewportSize();
 Blockly.Tooltip.DIV.style.direction=a?"rtl":"ltr";Blockly.Tooltip.DIV.style.display="block";Blockly.Tooltip.visible=!0;c=Blockly.Tooltip.lastX_;c=a?c-(Blockly.Tooltip.OFFSET_X+Blockly.Tooltip.DIV.offsetWidth):c+Blockly.Tooltip.OFFSET_X;var d=Blockly.Tooltip.lastY_+Blockly.Tooltip.OFFSET_Y;d+Blockly.Tooltip.DIV.offsetHeight>b.height+window.scrollY&&(d-=Blockly.Tooltip.DIV.offsetHeight+2*Blockly.Tooltip.OFFSET_Y);a?c=Math.max(Blockly.Tooltip.MARGINS-window.scrollX,c):c+Blockly.Tooltip.DIV.offsetWidth>
-b.width+window.scrollX-2*Blockly.Tooltip.MARGINS&&(c=b.width-Blockly.Tooltip.DIV.offsetWidth-2*Blockly.Tooltip.MARGINS);Blockly.Tooltip.DIV.style.top=d+"px";Blockly.Tooltip.DIV.style.left=c+"px"}};Blockly.Gesture=function(a,b){this.mouseDownXY_=null;this.currentDragDeltaXY_=0;this.startWorkspace_=this.targetBlock_=this.startBlock_=this.startField_=null;this.creatorWorkspace_=b;this.isDraggingBlock_=this.isDraggingWorkspace_=this.hasExceededDragRadius_=!1;this.mostRecentEvent_=a;this.flyout_=this.workspaceDragger_=this.blockDragger_=this.onUpWrapper_=this.onMoveWrapper_=null;this.isEnding_=this.hasStarted_=this.calledUpdateIsDragging_=!1};
+b.width+window.scrollX-2*Blockly.Tooltip.MARGINS&&(c=b.width-Blockly.Tooltip.DIV.offsetWidth-2*Blockly.Tooltip.MARGINS);Blockly.Tooltip.DIV.style.top=d+"px";Blockly.Tooltip.DIV.style.left=c+"px"}};Blockly.Gesture=function(a,b){this.startWorkspace_=this.targetBlock_=this.startBlock_=this.startField_=this.startBubble_=this.currentDragDeltaXY_=this.mouseDownXY_=null;this.creatorWorkspace_=b;this.isDraggingBubble_=this.isDraggingBlock_=this.isDraggingWorkspace_=this.hasExceededDragRadius_=!1;this.mostRecentEvent_=a;this.flyout_=this.workspaceDragger_=this.blockDragger_=this.bubbleDragger_=this.onUpWrapper_=this.onMoveWrapper_=null;this.isEnding_=this.hasStarted_=this.calledUpdateIsDragging_=!1;
+this.healStack_=!Blockly.DRAG_STACK};
 Blockly.Gesture.prototype.dispose=function(){Blockly.Touch.clearTouchIdentifier();Blockly.Tooltip.unblock();this.creatorWorkspace_.clearGesture();this.onMoveWrapper_&&Blockly.unbindEvent_(this.onMoveWrapper_);this.onUpWrapper_&&Blockly.unbindEvent_(this.onUpWrapper_);this.flyout_=this.startWorkspace_=this.targetBlock_=this.startBlock_=this.startField_=null;this.blockDragger_&&(this.blockDragger_.dispose(),this.blockDragger_=null);this.workspaceDragger_&&(this.workspaceDragger_.dispose(),this.workspaceDragger_=
-null)};Blockly.Gesture.prototype.updateFromEvent_=function(a){var b=new goog.math.Coordinate(a.clientX,a.clientY);this.updateDragDelta_(b)&&(this.updateIsDragging_(),Blockly.longStop_());this.mostRecentEvent_=a};
+null);this.bubbleDragger_&&(this.bubbleDragger_.dispose(),this.bubbleDragger_=null)};Blockly.Gesture.prototype.updateFromEvent_=function(a){var b=new goog.math.Coordinate(a.clientX,a.clientY);this.updateDragDelta_(b)&&(this.updateIsDragging_(),Blockly.longStop_());this.mostRecentEvent_=a};
 Blockly.Gesture.prototype.updateDragDelta_=function(a){this.currentDragDeltaXY_=goog.math.Coordinate.difference(a,this.mouseDownXY_);return this.hasExceededDragRadius_?!1:this.hasExceededDragRadius_=goog.math.Coordinate.magnitude(this.currentDragDeltaXY_)>(this.flyout_?Blockly.FLYOUT_DRAG_RADIUS:Blockly.DRAG_RADIUS)};
 Blockly.Gesture.prototype.updateIsDraggingFromFlyout_=function(){return this.targetBlock_.disabled?!1:!this.flyout_.isScrollable()||this.flyout_.isDragTowardWorkspace(this.currentDragDeltaXY_)?(this.startWorkspace_=this.flyout_.targetWorkspace_,this.startWorkspace_.updateScreenCalculationsIfScrolled(),Blockly.Events.getGroup()||Blockly.Events.setGroup(!0),this.startBlock_=null,this.targetBlock_=this.flyout_.createBlock(this.targetBlock_),this.targetBlock_.select(),!0):!1};
-Blockly.Gesture.prototype.updateIsDraggingBlock_=function(){if(!this.targetBlock_)return!1;this.flyout_?this.isDraggingBlock_=this.updateIsDraggingFromFlyout_():this.targetBlock_.isMovable()&&(this.isDraggingBlock_=!0);return this.isDraggingBlock_?(this.startDraggingBlock_(),!0):!1};
+Blockly.Gesture.prototype.updateIsDraggingBubble_=function(){if(!this.startBubble_)return!1;this.isDraggingBubble_=!0;this.startDraggingBubble_();return!0};Blockly.Gesture.prototype.updateIsDraggingBlock_=function(){if(!this.targetBlock_)return!1;this.flyout_?this.isDraggingBlock_=this.updateIsDraggingFromFlyout_():this.targetBlock_.isMovable()&&(this.isDraggingBlock_=!0);return this.isDraggingBlock_?(this.startDraggingBlock_(),!0):!1};
 Blockly.Gesture.prototype.updateIsDraggingWorkspace_=function(){if(this.flyout_?this.flyout_.isScrollable():this.startWorkspace_&&this.startWorkspace_.isDraggable())this.workspaceDragger_=this.flyout_?new Blockly.FlyoutDragger(this.flyout_):new Blockly.WorkspaceDragger(this.startWorkspace_),this.isDraggingWorkspace_=!0,this.workspaceDragger_.startDrag()};
-Blockly.Gesture.prototype.updateIsDragging_=function(){goog.asserts.assert(!this.calledUpdateIsDragging_,"updateIsDragging_ should only be called once per gesture.");this.calledUpdateIsDragging_=!0;this.updateIsDraggingBlock_()||this.updateIsDraggingWorkspace_()};
-Blockly.Gesture.prototype.startDraggingBlock_=function(){this.blockDragger_=new Blockly.BlockDragger(this.targetBlock_,this.startWorkspace_);this.blockDragger_.startBlockDrag(this.currentDragDeltaXY_);this.blockDragger_.dragBlock(this.mostRecentEvent_,this.currentDragDeltaXY_)};
-Blockly.Gesture.prototype.doStart=function(a){Blockly.utils.isTargetInput(a)?this.cancel():(this.hasStarted_=!0,Blockly.BlockSvg.disconnectUiStop_(),this.startWorkspace_.updateScreenCalculationsIfScrolled(),this.startWorkspace_.isMutator&&this.startWorkspace_.resize(),this.startWorkspace_.markFocused(),this.mostRecentEvent_=a,Blockly.hideChaff(!!this.flyout_),Blockly.Tooltip.block(),this.targetBlock_&&this.targetBlock_.select(),Blockly.utils.isRightButton(a)?this.handleRightClick(a):(goog.string.caseInsensitiveEquals(a.type,
-"touchstart")&&Blockly.longStart_(a,this),this.mouseDownXY_=new goog.math.Coordinate(a.clientX,a.clientY),this.onMoveWrapper_=Blockly.bindEventWithChecks_(document,"mousemove",null,this.handleMove.bind(this)),this.onUpWrapper_=Blockly.bindEventWithChecks_(document,"mouseup",null,this.handleUp.bind(this)),a.preventDefault(),a.stopPropagation()))};
-Blockly.Gesture.prototype.handleMove=function(a){this.updateFromEvent_(a);this.isDraggingWorkspace_?this.workspaceDragger_.drag(this.currentDragDeltaXY_):this.isDraggingBlock_&&this.blockDragger_.dragBlock(this.mostRecentEvent_,this.currentDragDeltaXY_);a.preventDefault();a.stopPropagation()};
-Blockly.Gesture.prototype.handleUp=function(a){this.updateFromEvent_(a);Blockly.longStop_();this.isEnding_?console.log("Trying to end a gesture recursively."):(this.isEnding_=!0,this.isDraggingBlock_?this.blockDragger_.endBlockDrag(a,this.currentDragDeltaXY_):this.isDraggingWorkspace_?this.workspaceDragger_.endDrag(this.currentDragDeltaXY_):this.isFieldClick_()?this.doFieldClick_():this.isBlockClick_()?this.doBlockClick_():this.isWorkspaceClick_()&&this.doWorkspaceClick_(),a.preventDefault(),a.stopPropagation(),
-this.dispose())};Blockly.Gesture.prototype.cancel=function(){this.isEnding_||(Blockly.longStop_(),this.isDraggingBlock_?this.blockDragger_.endBlockDrag(this.mostRecentEvent_,this.currentDragDeltaXY_):this.isDraggingWorkspace_&&this.workspaceDragger_.endDrag(this.currentDragDeltaXY_),this.dispose())};
-Blockly.Gesture.prototype.handleRightClick=function(a){this.targetBlock_?(this.bringBlockToFront_(),Blockly.hideChaff(this.flyout_),this.targetBlock_.showContextMenu_(a)):this.startWorkspace_&&!this.flyout_&&(Blockly.hideChaff(),this.startWorkspace_.showContextMenu_(a));a.preventDefault();a.stopPropagation();this.dispose()};
+Blockly.Gesture.prototype.updateIsDragging_=function(){goog.asserts.assert(!this.calledUpdateIsDragging_,"updateIsDragging_ should only be called once per gesture.");this.calledUpdateIsDragging_=!0;this.updateIsDraggingBubble_()||this.updateIsDraggingBlock_()||this.updateIsDraggingWorkspace_()};
+Blockly.Gesture.prototype.startDraggingBlock_=function(){this.blockDragger_=new Blockly.BlockDragger(this.targetBlock_,this.startWorkspace_);this.blockDragger_.startBlockDrag(this.currentDragDeltaXY_,this.healStack_);this.blockDragger_.dragBlock(this.mostRecentEvent_,this.currentDragDeltaXY_)};
+Blockly.Gesture.prototype.startDraggingBubble_=function(){this.bubbleDragger_=new Blockly.BubbleDragger(this.startBubble_,this.startWorkspace_);this.bubbleDragger_.startBubbleDrag();this.bubbleDragger_.dragBubble(this.mostRecentEvent_,this.currentDragDeltaXY_)};
+Blockly.Gesture.prototype.doStart=function(a){Blockly.utils.isTargetInput(a)?this.cancel():(this.hasStarted_=!0,Blockly.BlockAnimations.disconnectUiStop(),this.startWorkspace_.updateScreenCalculationsIfScrolled(),this.startWorkspace_.isMutator&&this.startWorkspace_.resize(),this.startWorkspace_.markFocused(),this.mostRecentEvent_=a,Blockly.hideChaff(!!this.flyout_),Blockly.Tooltip.block(),this.targetBlock_&&this.targetBlock_.select(),Blockly.utils.isRightButton(a)?this.handleRightClick(a):((goog.string.caseInsensitiveEquals(a.type,
+"touchstart")||goog.string.caseInsensitiveEquals(a.type,"pointerdown")&&"mouse"!=a.pointerType)&&Blockly.longStart_(a,this),this.mouseDownXY_=new goog.math.Coordinate(a.clientX,a.clientY),this.healStack_=a.altKey||a.ctrlKey||a.metaKey,this.bindMouseEvents(a)))};
+Blockly.Gesture.prototype.bindMouseEvents=function(a){this.onMoveWrapper_=Blockly.bindEventWithChecks_(document,"mousemove",null,this.handleMove.bind(this));this.onUpWrapper_=Blockly.bindEventWithChecks_(document,"mouseup",null,this.handleUp.bind(this));a.preventDefault();a.stopPropagation()};
+Blockly.Gesture.prototype.handleMove=function(a){this.updateFromEvent_(a);this.isDraggingWorkspace_?this.workspaceDragger_.drag(this.currentDragDeltaXY_):this.isDraggingBlock_?this.blockDragger_.dragBlock(this.mostRecentEvent_,this.currentDragDeltaXY_):this.isDraggingBubble_&&this.bubbleDragger_.dragBubble(this.mostRecentEvent_,this.currentDragDeltaXY_);a.preventDefault();a.stopPropagation()};
+Blockly.Gesture.prototype.handleUp=function(a){this.updateFromEvent_(a);Blockly.longStop_();this.isEnding_?console.log("Trying to end a gesture recursively."):(this.isEnding_=!0,this.isDraggingBubble_?this.bubbleDragger_.endBubbleDrag(a,this.currentDragDeltaXY_):this.isDraggingBlock_?this.blockDragger_.endBlockDrag(a,this.currentDragDeltaXY_):this.isDraggingWorkspace_?this.workspaceDragger_.endDrag(this.currentDragDeltaXY_):this.isBubbleClick_()?this.doBubbleClick_():this.isFieldClick_()?this.doFieldClick_():
+this.isBlockClick_()?this.doBlockClick_():this.isWorkspaceClick_()&&this.doWorkspaceClick_(),a.preventDefault(),a.stopPropagation(),this.dispose())};
+Blockly.Gesture.prototype.cancel=function(){this.isEnding_||(Blockly.longStop_(),this.isDraggingBubble_?this.bubbleDragger_.endBubbleDrag(this.mostRecentEvent_,this.currentDragDeltaXY_):this.isDraggingBlock_?this.blockDragger_.endBlockDrag(this.mostRecentEvent_,this.currentDragDeltaXY_):this.isDraggingWorkspace_&&this.workspaceDragger_.endDrag(this.currentDragDeltaXY_),this.dispose())};
+Blockly.Gesture.prototype.handleRightClick=function(a){this.targetBlock_?(this.bringBlockToFront_(),Blockly.hideChaff(this.flyout_),this.targetBlock_.showContextMenu_(a)):this.startBubble_?this.startBubble_.showContextMenu_(a):this.startWorkspace_&&!this.flyout_&&(Blockly.hideChaff(),this.startWorkspace_.showContextMenu_(a));a.preventDefault();a.stopPropagation();this.dispose()};
 Blockly.Gesture.prototype.handleWsStart=function(a,b){goog.asserts.assert(!this.hasStarted_,"Tried to call gesture.handleWsStart, but the gesture had already been started.");this.setStartWorkspace_(b);this.mostRecentEvent_=a;this.doStart(a)};Blockly.Gesture.prototype.handleFlyoutStart=function(a,b){goog.asserts.assert(!this.hasStarted_,"Tried to call gesture.handleFlyoutStart, but the gesture had already been started.");this.setStartFlyout_(b);this.handleWsStart(a,b.getWorkspace())};
-Blockly.Gesture.prototype.handleBlockStart=function(a,b){goog.asserts.assert(!this.hasStarted_,"Tried to call gesture.handleBlockStart, but the gesture had already been started.");this.setStartBlock(b);this.mostRecentEvent_=a};Blockly.Gesture.prototype.doFieldClick_=function(){this.startField_.showEditor_();this.bringBlockToFront_()};
+Blockly.Gesture.prototype.handleBlockStart=function(a,b){goog.asserts.assert(!this.hasStarted_,"Tried to call gesture.handleBlockStart, but the gesture had already been started.");this.setStartBlock(b);this.mostRecentEvent_=a};Blockly.Gesture.prototype.handleBubbleStart=function(a,b){goog.asserts.assert(!this.hasStarted_,"Tried to call gesture.handleBubbleStart, but the gesture had already been started.");this.setStartBubble(b);this.mostRecentEvent_=a};
+Blockly.Gesture.prototype.doBubbleClick_=function(){this.startBubble_.setFocus&&this.startBubble_.setFocus();this.startBubble_.select&&this.startBubble_.select()};Blockly.Gesture.prototype.doFieldClick_=function(){this.startField_.showEditor_();this.bringBlockToFront_()};
 Blockly.Gesture.prototype.doBlockClick_=function(){this.flyout_&&this.flyout_.autoClose?this.targetBlock_.disabled||(Blockly.Events.getGroup()||Blockly.Events.setGroup(!0),this.flyout_.createBlock(this.targetBlock_).scheduleSnapAndBump()):Blockly.Events.fire(new Blockly.Events.Ui(this.startBlock_,"click",void 0,void 0));this.bringBlockToFront_();Blockly.Events.setGroup(!1)};Blockly.Gesture.prototype.doWorkspaceClick_=function(){Blockly.selected&&Blockly.selected.unselect()};
-Blockly.Gesture.prototype.bringBlockToFront_=function(){this.targetBlock_&&!this.flyout_&&this.targetBlock_.bringToFront()};Blockly.Gesture.prototype.setStartField=function(a){goog.asserts.assert(!this.hasStarted_,"Tried to call gesture.setStartField, but the gesture had already been started.");this.startField_||(this.startField_=a)};Blockly.Gesture.prototype.setStartBlock=function(a){this.startBlock_||(this.startBlock_=a,a.isInFlyout&&a!=a.getRootBlock()?this.setTargetBlock_(a.getRootBlock()):this.setTargetBlock_(a))};
-Blockly.Gesture.prototype.setTargetBlock_=function(a){a.isShadow()?this.setTargetBlock_(a.getParent()):this.targetBlock_=a};Blockly.Gesture.prototype.setStartWorkspace_=function(a){this.startWorkspace_||(this.startWorkspace_=a)};Blockly.Gesture.prototype.setStartFlyout_=function(a){this.flyout_||(this.flyout_=a)};Blockly.Gesture.prototype.isBlockClick_=function(){return!!this.startBlock_&&!this.hasExceededDragRadius_&&!this.isFieldClick_()};
-Blockly.Gesture.prototype.isFieldClick_=function(){return(this.startField_?this.startField_.isCurrentlyEditable():!1)&&!this.hasExceededDragRadius_&&(!this.flyout_||!this.flyout_.autoClose)};Blockly.Gesture.prototype.isWorkspaceClick_=function(){return!this.startBlock_&&!this.startField_&&!this.hasExceededDragRadius_};Blockly.Gesture.prototype.isDragging=function(){return this.isDraggingWorkspace_||this.isDraggingBlock_};Blockly.Gesture.prototype.hasStarted=function(){return this.hasStarted_};Blockly.Field=function(a,b){this.size_=new goog.math.Size(0,Blockly.BlockSvg.MIN_BLOCK_Y);this.setValue(a);this.setValidator(b)};Blockly.Field.cacheWidths_=null;Blockly.Field.cacheReference_=0;Blockly.Field.prototype.name=void 0;Blockly.Field.prototype.maxDisplayLength=50;Blockly.Field.prototype.text_="";Blockly.Field.prototype.sourceBlock_=null;Blockly.Field.prototype.visible_=!0;Blockly.Field.prototype.validator_=null;Blockly.Field.NBSP="\u00a0";Blockly.Field.prototype.EDITABLE=!0;
-Blockly.Field.prototype.setSourceBlock=function(a){goog.asserts.assert(!this.sourceBlock_,"Field already bound to a block.");this.sourceBlock_=a};
-Blockly.Field.prototype.init=function(){this.fieldGroup_||(this.fieldGroup_=Blockly.utils.createSvgElement("g",{},null),this.visible_||(this.fieldGroup_.style.display="none"),this.borderRect_=Blockly.utils.createSvgElement("rect",{rx:4,ry:4,x:-Blockly.BlockSvg.SEP_SPACE_X/2,y:0,height:16},this.fieldGroup_),this.textElement_=Blockly.utils.createSvgElement("text",{"class":"blocklyText",y:this.size_.height-12.5},this.fieldGroup_),this.updateEditable(),this.sourceBlock_.getSvgRoot().appendChild(this.fieldGroup_),
-this.mouseDownWrapper_=Blockly.bindEventWithChecks_(this.fieldGroup_,"mousedown",this,this.onMouseDown_),this.render_())};Blockly.Field.prototype.initModel=function(){};Blockly.Field.prototype.dispose=function(){this.mouseDownWrapper_&&(Blockly.unbindEvent_(this.mouseDownWrapper_),this.mouseDownWrapper_=null);this.sourceBlock_=null;goog.dom.removeNode(this.fieldGroup_);this.validator_=this.borderRect_=this.textElement_=this.fieldGroup_=null};
-Blockly.Field.prototype.updateEditable=function(){var a=this.fieldGroup_;this.EDITABLE&&a&&(this.sourceBlock_.isEditable()?(Blockly.utils.addClass(a,"blocklyEditableText"),Blockly.utils.removeClass(a,"blocklyNonEditableText"),this.fieldGroup_.style.cursor=this.CURSOR):(Blockly.utils.addClass(a,"blocklyNonEditableText"),Blockly.utils.removeClass(a,"blocklyEditableText"),this.fieldGroup_.style.cursor=""))};
-Blockly.Field.prototype.isCurrentlyEditable=function(){return this.EDITABLE&&!!this.sourceBlock_&&this.sourceBlock_.isEditable()};Blockly.Field.prototype.isVisible=function(){return this.visible_};Blockly.Field.prototype.setVisible=function(a){if(this.visible_!=a){this.visible_=a;var b=this.getSvgRoot();b&&(b.style.display=a?"block":"none",this.render_())}};Blockly.Field.prototype.setValidator=function(a){this.validator_=a};Blockly.Field.prototype.getValidator=function(){return this.validator_};
-Blockly.Field.prototype.classValidator=function(a){return a};Blockly.Field.prototype.callValidator=function(a){var b=this.classValidator(a);if(null===b)return null;void 0!==b&&(a=b);if(b=this.getValidator()){b=b.call(this,a);if(null===b)return null;void 0!==b&&(a=b)}return a};Blockly.Field.prototype.getSvgRoot=function(){return this.fieldGroup_};
-Blockly.Field.prototype.render_=function(){if(this.visible_){goog.dom.removeChildren(this.textElement_);var a=document.createTextNode(this.getDisplayText_());this.textElement_.appendChild(a);this.updateWidth()}else this.size_.width=0};Blockly.Field.prototype.updateWidth=function(){var a=Blockly.Field.getCachedWidth(this.textElement_);this.borderRect_&&this.borderRect_.setAttribute("width",a+Blockly.BlockSvg.SEP_SPACE_X);this.size_.width=a};
-Blockly.Field.getCachedWidth=function(a){var b=a.textContent+"\n"+a.className.baseVal,c;if(Blockly.Field.cacheWidths_&&(c=Blockly.Field.cacheWidths_[b]))return c;try{c=goog.userAgent.IE||goog.userAgent.EDGE?a.getBBox().width:a.getComputedTextLength()}catch(d){return 8*a.textContent.length}Blockly.Field.cacheWidths_&&(Blockly.Field.cacheWidths_[b]=c);return c};Blockly.Field.startCache=function(){Blockly.Field.cacheReference_++;Blockly.Field.cacheWidths_||(Blockly.Field.cacheWidths_={})};
-Blockly.Field.stopCache=function(){Blockly.Field.cacheReference_--;Blockly.Field.cacheReference_||(Blockly.Field.cacheWidths_=null)};Blockly.Field.prototype.getSize=function(){this.size_.width||this.render_();return this.size_};Blockly.Field.prototype.getScaledBBox_=function(){var a=this.borderRect_.getBBox(),b=a.height*this.sourceBlock_.workspace.scale;a=a.width*this.sourceBlock_.workspace.scale;var c=this.getAbsoluteXY_();return{top:c.y,bottom:c.y+b,left:c.x,right:c.x+a}};
-Blockly.Field.prototype.getDisplayText_=function(){var a=this.text_;if(!a)return Blockly.Field.NBSP;a.length>this.maxDisplayLength&&(a=a.substring(0,this.maxDisplayLength-2)+"\u2026");a=a.replace(/\s/g,Blockly.Field.NBSP);this.sourceBlock_.RTL&&(a+="\u200f");return a};Blockly.Field.prototype.getText=function(){return this.text_};Blockly.Field.prototype.setText=function(a){null!==a&&(a=String(a),a!==this.text_&&(this.text_=a,this.forceRerender()))};
-Blockly.Field.prototype.forceRerender=function(){this.size_.width=0;this.sourceBlock_&&this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_())};Blockly.Field.prototype.getValue=function(){return this.getText()};Blockly.Field.prototype.setValue=function(a){if(null!==a){var b=this.getValue();b!=a&&(this.sourceBlock_&&Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,b,a)),this.setText(a))}};
-Blockly.Field.prototype.onMouseDown_=function(a){this.sourceBlock_&&this.sourceBlock_.workspace&&(a=this.sourceBlock_.workspace.getGesture(a))&&a.setStartField(this)};Blockly.Field.prototype.setTooltip=function(a){};Blockly.Field.prototype.getAbsoluteXY_=function(){return goog.style.getPageOffset(this.borderRect_)};Blockly.FieldLabel=function(a,b){this.size_=new goog.math.Size(0,17.5);this.class_=b;this.setValue(a)};goog.inherits(Blockly.FieldLabel,Blockly.Field);Blockly.FieldLabel.prototype.EDITABLE=!1;
-Blockly.FieldLabel.prototype.init=function(){this.textElement_||(this.textElement_=Blockly.utils.createSvgElement("text",{"class":"blocklyText",y:this.size_.height-5},null),this.class_&&Blockly.utils.addClass(this.textElement_,this.class_),this.visible_||(this.textElement_.style.display="none"),this.sourceBlock_.getSvgRoot().appendChild(this.textElement_),this.textElement_.tooltip=this.sourceBlock_,Blockly.Tooltip.bindMouseEvents(this.textElement_),this.render_())};
-Blockly.FieldLabel.prototype.dispose=function(){goog.dom.removeNode(this.textElement_);this.textElement_=null};Blockly.FieldLabel.prototype.getSvgRoot=function(){return this.textElement_};Blockly.FieldLabel.prototype.setTooltip=function(a){this.textElement_.tooltip=a};Blockly.Input=function(a,b,c,d){if(a!=Blockly.DUMMY_INPUT&&!b)throw"Value inputs and statement inputs must have non-empty name.";this.type=a;this.name=b;this.sourceBlock_=c;this.connection=d;this.fieldRow=[]};Blockly.Input.prototype.align=Blockly.ALIGN_LEFT;Blockly.Input.prototype.visible_=!0;Blockly.Input.prototype.appendField=function(a,b){this.insertFieldAt(this.fieldRow.length,a,b);return this};
-Blockly.Input.prototype.insertFieldAt=function(a,b,c){if(0>a||a>this.fieldRow.length)throw Error("index "+a+" out of bounds.");if(!b&&!c)return a;goog.isString(b)&&(b=new Blockly.FieldLabel(b));b.setSourceBlock(this.sourceBlock_);this.sourceBlock_.rendered&&b.init();b.name=c;b.prefixField&&(a=this.insertFieldAt(a,b.prefixField));this.fieldRow.splice(a,0,b);++a;b.suffixField&&(a=this.insertFieldAt(a,b.suffixField));this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_());
-return a};Blockly.Input.prototype.removeField=function(a){for(var b=0,c;c=this.fieldRow[b];b++)if(c.name===a){c.dispose();this.fieldRow.splice(b,1);this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_());return}goog.asserts.fail('Field "%s" not found.',a)};Blockly.Input.prototype.isVisible=function(){return this.visible_};
-Blockly.Input.prototype.setVisible=function(a){var b=[];if(this.visible_==a)return b;for(var c=(this.visible_=a)?"block":"none",d=0,e;e=this.fieldRow[d];d++)e.setVisible(a);this.connection&&(a?b=this.connection.unhideAll():this.connection.hideAll(),d=this.connection.targetBlock())&&(d.getSvgRoot().style.display=c,a||(d.rendered=!1));return b};Blockly.Input.prototype.setCheck=function(a){if(!this.connection)throw"This input does not have a connection.";this.connection.setCheck(a);return this};
-Blockly.Input.prototype.setAlign=function(a){this.align=a;this.sourceBlock_.rendered&&this.sourceBlock_.render();return this};Blockly.Input.prototype.init=function(){if(this.sourceBlock_.workspace.rendered)for(var a=0;a<this.fieldRow.length;a++)this.fieldRow[a].init()};Blockly.Input.prototype.dispose=function(){for(var a=0,b;b=this.fieldRow[a];a++)b.dispose();this.connection&&this.connection.dispose();this.sourceBlock_=null};Blockly.ConnectionDB=function(){};Blockly.ConnectionDB.prototype=[];Blockly.ConnectionDB.constructor=Blockly.ConnectionDB;Blockly.ConnectionDB.prototype.addConnection=function(a){if(a.inDB_)throw"Connection already in database.";if(!a.getSourceBlock().isInFlyout){var b=this.findPositionForConnection_(a);this.splice(b,0,a);a.inDB_=!0}};
-Blockly.ConnectionDB.prototype.findConnection=function(a){if(!this.length)return-1;var b=this.findPositionForConnection_(a);if(b>=this.length)return-1;for(var c=a.y_,d=b;0<=d&&this[d].y_==c;){if(this[d]==a)return d;d--}for(;b<this.length&&this[b].y_==c;){if(this[b]==a)return b;b++}return-1};
-Blockly.ConnectionDB.prototype.findPositionForConnection_=function(a){if(!this.length)return 0;for(var b=0,c=this.length;b<c;){var d=Math.floor((b+c)/2);if(this[d].y_<a.y_)b=d+1;else if(this[d].y_>a.y_)c=d;else{b=d;break}}return b};Blockly.ConnectionDB.prototype.removeConnection_=function(a){if(!a.inDB_)throw"Connection not in database.";var b=this.findConnection(a);if(-1==b)throw"Unable to find connection in connectionDB.";a.inDB_=!1;this.splice(b,1)};
-Blockly.ConnectionDB.prototype.getNeighbours=function(a,b){function c(a){var c=e-d[a].x_,g=f-d[a].y_;Math.sqrt(c*c+g*g)<=b&&n.push(d[a]);return g<b}for(var d=this,e=a.x_,f=a.y_,g=0,h=d.length-2,k=h;g<k;)d[k].y_<f?g=k:h=k,k=Math.floor((g+h)/2);var n=[];h=g=k;if(d.length){for(;0<=g&&c(g);)g--;do h++;while(h<d.length&&c(h))}return n};Blockly.ConnectionDB.prototype.isInYRange_=function(a,b,c){return Math.abs(this[a].y_-b)<=c};
-Blockly.ConnectionDB.prototype.searchForClosest=function(a,b,c){if(!this.length)return{connection:null,radius:b};var d=a.y_,e=a.x_;a.x_=e+c.x;a.y_=d+c.y;var f=this.findPositionForConnection_(a);c=null;for(var g=b,h,k=f-1;0<=k&&this.isInYRange_(k,a.y_,b);)h=this[k],a.isConnectionAllowed(h,g)&&(c=h,g=h.distanceFrom(a)),k--;for(;f<this.length&&this.isInYRange_(f,a.y_,b);)h=this[f],a.isConnectionAllowed(h,g)&&(c=h,g=h.distanceFrom(a)),f++;a.x_=e;a.y_=d;return{connection:c,radius:g}};
-Blockly.ConnectionDB.init=function(a){var b=[];b[Blockly.INPUT_VALUE]=new Blockly.ConnectionDB;b[Blockly.OUTPUT_VALUE]=new Blockly.ConnectionDB;b[Blockly.NEXT_STATEMENT]=new Blockly.ConnectionDB;b[Blockly.PREVIOUS_STATEMENT]=new Blockly.ConnectionDB;a.connectionDBList=b};Blockly.utils={};Blockly.utils.getMessageArray_=function(){return goog.global.Blockly.Msg};Blockly.utils.removeAttribute=function(a,b){goog.userAgent.IE&&goog.userAgent.isVersion("10.0")?a.setAttribute(b,null):a.removeAttribute(b)};Blockly.utils.addClass=function(a,b){var c=a.getAttribute("class")||"";if(-1!=(" "+c+" ").indexOf(" "+b+" "))return!1;c&&(c+=" ");a.setAttribute("class",c+b);return!0};
+Blockly.Gesture.prototype.bringBlockToFront_=function(){this.targetBlock_&&!this.flyout_&&this.targetBlock_.bringToFront()};Blockly.Gesture.prototype.setStartField=function(a){goog.asserts.assert(!this.hasStarted_,"Tried to call gesture.setStartField, but the gesture had already been started.");this.startField_||(this.startField_=a)};Blockly.Gesture.prototype.setStartBubble=function(a){this.startBubble_||(this.startBubble_=a)};
+Blockly.Gesture.prototype.setStartBlock=function(a){this.startBlock_||this.startBubble_||(this.startBlock_=a,a.isInFlyout&&a!=a.getRootBlock()?this.setTargetBlock_(a.getRootBlock()):this.setTargetBlock_(a))};Blockly.Gesture.prototype.setTargetBlock_=function(a){a.isShadow()?this.setTargetBlock_(a.getParent()):this.targetBlock_=a};Blockly.Gesture.prototype.setStartWorkspace_=function(a){this.startWorkspace_||(this.startWorkspace_=a)};
+Blockly.Gesture.prototype.setStartFlyout_=function(a){this.flyout_||(this.flyout_=a)};Blockly.Gesture.prototype.isBubbleClick_=function(){return!!this.startBubble_&&!this.hasExceededDragRadius_};Blockly.Gesture.prototype.isBlockClick_=function(){return!!this.startBlock_&&!this.hasExceededDragRadius_&&!this.isFieldClick_()};Blockly.Gesture.prototype.isFieldClick_=function(){return(this.startField_?this.startField_.isCurrentlyEditable():!1)&&!this.hasExceededDragRadius_&&(!this.flyout_||!this.flyout_.autoClose)};
+Blockly.Gesture.prototype.isWorkspaceClick_=function(){return!this.startBlock_&&!this.startBubble_&&!this.startField_&&!this.hasExceededDragRadius_};Blockly.Gesture.prototype.isDragging=function(){return this.isDraggingWorkspace_||this.isDraggingBlock_||this.isDraggingBubble_};Blockly.Gesture.prototype.hasStarted=function(){return this.hasStarted_};Blockly.utils={};Blockly.utils.removeAttribute=function(a,b){goog.userAgent.IE&&goog.userAgent.isVersion("10.0")?a.setAttribute(b,null):a.removeAttribute(b)};Blockly.utils.addClass=function(a,b){var c=a.getAttribute("class")||"";if(-1!=(" "+c+" ").indexOf(" "+b+" "))return!1;c&&(c+=" ");a.setAttribute("class",c+b);return!0};
 Blockly.utils.removeClass=function(a,b){var c=a.getAttribute("class");if(-1==(" "+c+" ").indexOf(" "+b+" "))return!1;c=c.split(/\s+/);for(var d=0;d<c.length;d++)c[d]&&c[d]!=b||(c.splice(d,1),d--);c.length?a.setAttribute("class",c.join(" ")):Blockly.utils.removeAttribute(a,"class");return!0};Blockly.utils.hasClass=function(a,b){return-1!=(" "+a.getAttribute("class")+" ").indexOf(" "+b+" ")};Blockly.utils.noEvent=function(a){a.preventDefault();a.stopPropagation()};
 Blockly.utils.isTargetInput=function(a){return"textarea"==a.target.type||"text"==a.target.type||"number"==a.target.type||"email"==a.target.type||"password"==a.target.type||"search"==a.target.type||"tel"==a.target.type||"url"==a.target.type||a.target.isContentEditable};
 Blockly.utils.getRelativeXY=function(a){var b=new goog.math.Coordinate(0,0),c=a.getAttribute("x");c&&(b.x=parseInt(c,10));if(c=a.getAttribute("y"))b.y=parseInt(c,10);if(c=(c=a.getAttribute("transform"))&&c.match(Blockly.utils.getRelativeXY.XY_REGEX_))b.x+=parseFloat(c[1]),c[3]&&(b.y+=parseFloat(c[3]));(a=a.getAttribute("style"))&&-1<a.indexOf("translate")&&((c=a.match(Blockly.utils.getRelativeXY.XY_2D_REGEX_))||(c=a.match(Blockly.utils.getRelativeXY.XY_3D_REGEX_)),c&&(b.x+=parseFloat(c[1]),c[3]&&
-(b.y+=parseFloat(c[3]))));return b};Blockly.utils.getInjectionDivXY_=function(a){for(var b=0,c=0;a;){var d=Blockly.utils.getRelativeXY(a),e=Blockly.utils.getScale_(a);b=b*e+d.x;c=c*e+d.y;if(-1!=(" "+(a.getAttribute("class")||"")+" ").indexOf(" injectionDiv "))break;a=a.parentNode}return new goog.math.Coordinate(b,c)};Blockly.utils.getScale_=function(a){var b=1;(a=a.getAttribute("transform"))&&(a=a.match(Blockly.utils.getScale_.REGEXP_))&&a[0]&&(b=parseFloat(a[0]));return b};
-Blockly.utils.getRelativeXY.XY_REGEX_=/translate\(\s*([-+\d.e]+)([ ,]\s*([-+\d.e]+)\s*\))?/;Blockly.utils.getScale_REGEXP_=/scale\(\s*([-+\d.e]+)\s*\)/;Blockly.utils.getRelativeXY.XY_3D_REGEX_=/transform:\s*translate3d\(\s*([-+\d.e]+)px([ ,]\s*([-+\d.e]+)\s*)px([ ,]\s*([-+\d.e]+)\s*)px\)?/;Blockly.utils.getRelativeXY.XY_2D_REGEX_=/transform:\s*translate\(\s*([-+\d.e]+)px([ ,]\s*([-+\d.e]+)\s*)px\)?/;
-Blockly.utils.createSvgElement=function(a,b,c){a=document.createElementNS(Blockly.SVG_NS,a);for(var d in b)a.setAttribute(d,b[d]);document.body.runtimeStyle&&(a.runtimeStyle=a.currentStyle=a.style);c&&c.appendChild(a);return a};Blockly.utils.isRightButton=function(a){return a.ctrlKey&&goog.userAgent.MAC?!0:2==a.button};Blockly.utils.mouseToSvg=function(a,b,c){var d=b.createSVGPoint();d.x=a.clientX;d.y=a.clientY;c||(c=b.getScreenCTM().inverse());return d.matrixTransform(c)};
-Blockly.utils.shortestStringLength=function(a){return a.length?a.reduce(function(a,c){return a.length<c.length?a:c}).length:0};Blockly.utils.commonWordPrefix=function(a,b){if(!a.length)return 0;if(1==a.length)return a[0].length;for(var c=0,d=b||Blockly.utils.shortestStringLength(a),e=0;e<d;e++){for(var f=a[0][e],g=1;g<a.length;g++)if(f!=a[g][e])return c;" "==f&&(c=e+1)}for(g=1;g<a.length;g++)if((f=a[g][e])&&" "!=f)return c;return d};
+(b.y+=parseFloat(c[3]))));return b};Blockly.utils.getInjectionDivXY_=function(a){for(var b=0,c=0;a;){var d=Blockly.utils.getRelativeXY(a);b+=d.x;c+=d.y;if(-1!=(" "+(a.getAttribute("class")||"")+" ").indexOf(" injectionDiv "))break;a=a.parentNode}return new goog.math.Coordinate(b,c)};Blockly.utils.getRelativeXY.XY_REGEX_=/translate\(\s*([-+\d.e]+)([ ,]\s*([-+\d.e]+)\s*\))?/;Blockly.utils.getRelativeXY.XY_3D_REGEX_=/transform:\s*translate3d\(\s*([-+\d.e]+)px([ ,]\s*([-+\d.e]+)\s*)px([ ,]\s*([-+\d.e]+)\s*)px\)?/;
+Blockly.utils.getRelativeXY.XY_2D_REGEX_=/transform:\s*translate\(\s*([-+\d.e]+)px([ ,]\s*([-+\d.e]+)\s*)px\)?/;Blockly.utils.createSvgElement=function(a,b,c){a=document.createElementNS(Blockly.SVG_NS,a);for(var d in b)a.setAttribute(d,b[d]);document.body.runtimeStyle&&(a.runtimeStyle=a.currentStyle=a.style);c&&c.appendChild(a);return a};Blockly.utils.isRightButton=function(a){return a.ctrlKey&&goog.userAgent.MAC?!0:2==a.button};
+Blockly.utils.mouseToSvg=function(a,b,c){var d=b.createSVGPoint();d.x=a.clientX;d.y=a.clientY;c||(c=b.getScreenCTM().inverse());return d.matrixTransform(c)};Blockly.utils.shortestStringLength=function(a){return a.length?a.reduce(function(a,c){return a.length<c.length?a:c}).length:0};
+Blockly.utils.commonWordPrefix=function(a,b){if(!a.length)return 0;if(1==a.length)return a[0].length;for(var c=0,d=b||Blockly.utils.shortestStringLength(a),e=0;e<d;e++){for(var f=a[0][e],g=1;g<a.length;g++)if(f!=a[g][e])return c;" "==f&&(c=e+1)}for(g=1;g<a.length;g++)if((f=a[g][e])&&" "!=f)return c;return d};
 Blockly.utils.commonWordSuffix=function(a,b){if(!a.length)return 0;if(1==a.length)return a[0].length;for(var c=0,d=b||Blockly.utils.shortestStringLength(a),e=0;e<d;e++){for(var f=a[0].substr(-e-1,1),g=1;g<a.length;g++)if(f!=a[g].substr(-e-1,1))return c;" "==f&&(c=e+1)}for(g=1;g<a.length;g++)if((f=a[g].charAt(a[g].length-e-1))&&" "!=f)return c;return d};Blockly.utils.tokenizeInterpolation=function(a){return Blockly.utils.tokenizeInterpolation_(a,!0)};
 Blockly.utils.replaceMessageReferences=function(a){if(!goog.isString(a))return a;a=Blockly.utils.tokenizeInterpolation_(a,!1);return a.length?a[0]:""};
-Blockly.utils.checkMessageReferences=function(a){for(var b=!0,c=Blockly.utils.getMessageArray_(),d=/%{(BKY_[A-Z][A-Z0-9_]*)}/gi,e=d.exec(a);e;){var f=e[1];f=f.toUpperCase();"BKY_"!=f.substr(0,4)?(console.log("WARNING: Unsupported message table prefix in %{"+e[1]+"}."),b=!1):void 0==c[f.substr(4)]&&(console.log("WARNING: No message string for %{"+e[1]+"}."),b=!1);a=a.substring(e.index+f.length+1);e=d.exec(a)}return b};
+Blockly.utils.checkMessageReferences=function(a){for(var b=!0,c=Blockly.Msg,d=/%{(BKY_[A-Z][A-Z0-9_]*)}/gi,e=d.exec(a);e;){var f=e[1];f=f.toUpperCase();"BKY_"!=f.substr(0,4)?(console.log("WARNING: Unsupported message table prefix in %{"+e[1]+"}."),b=!1):void 0==c[f.substr(4)]&&(console.log("WARNING: No message string for %{"+e[1]+"}."),b=!1);a=a.substring(e.index+f.length+1);e=d.exec(a)}return b};
 Blockly.utils.tokenizeInterpolation_=function(a,b){var c=[],d=a.split("");d.push("");for(var e=0,f=[],g=null,h=0;h<d.length;h++){var k=d[h];0==e?"%"==k?((k=f.join(""))&&c.push(k),f.length=0,e=1):f.push(k):1==e?"%"==k?(f.push(k),e=0):b&&"0"<=k&&"9">=k?(e=2,g=k,(k=f.join(""))&&c.push(k),f.length=0):"{"==k?e=3:(f.push("%",k),e=0):2==e?"0"<=k&&"9">=k?g+=k:(c.push(parseInt(g,10)),h--,e=0):3==e&&(""==k?(f.splice(0,0,"%{"),h--,e=0):"}"!=k?f.push(k):(e=f.join(""),/[a-zA-Z][a-zA-Z0-9_]*/.test(e)?(k=e.toUpperCase(),
-(k=goog.string.startsWith(k,"BKY_")?k.substring(4):null)&&k in Blockly.utils.getMessageArray_()?(e=Blockly.utils.getMessageArray_()[k],goog.isString(e)?Array.prototype.push.apply(c,Blockly.utils.tokenizeInterpolation_(e,b)):b?c.push(String(e)):c.push(e)):c.push("%{"+e+"}")):c.push("%{"+e+"}"),e=f.length=0))}(k=f.join(""))&&c.push(k);d=[];for(h=f.length=0;h<c.length;++h)"string"==typeof c[h]?f.push(c[h]):((k=f.join(""))&&d.push(k),f.length=0,d.push(c[h]));(k=f.join(""))&&d.push(k);f.length=0;return d};
+(k=goog.string.startsWith(k,"BKY_")?k.substring(4):null)&&k in Blockly.Msg?(e=Blockly.Msg[k],goog.isString(e)?Array.prototype.push.apply(c,Blockly.utils.tokenizeInterpolation_(e,b)):b?c.push(String(e)):c.push(e)):c.push("%{"+e+"}")):c.push("%{"+e+"}"),e=f.length=0))}(k=f.join(""))&&c.push(k);d=[];for(h=f.length=0;h<c.length;++h)"string"==typeof c[h]?f.push(c[h]):((k=f.join(""))&&d.push(k),f.length=0,d.push(c[h]));(k=f.join(""))&&d.push(k);f.length=0;return d};
 Blockly.utils.genUid=function(){for(var a=Blockly.utils.genUid.soup_.length,b=[],c=0;20>c;c++)b[c]=Blockly.utils.genUid.soup_.charAt(Math.random()*a);return b.join("")};Blockly.utils.genUid.soup_="!#$%()*+,-./:;=?@[]^_`{|}~ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";Blockly.utils.wrap=function(a,b){for(var c=a.split("\n"),d=0;d<c.length;d++)c[d]=Blockly.utils.wrapLine_(c[d],b);return c.join("\n")};
-Blockly.utils.wrapLine_=function(a,b){if(a.length<=b)return a;for(var c=a.trim().split(/\s+/),d=0;d<c.length;d++)c[d].length>b&&(b=c[d].length);d=-Infinity;var e=1;do{var f=d;var g=a;var h=[],k=c.length/e,n=1;for(d=0;d<c.length-1;d++)n<(d+1.5)/k?(n++,h[d]=!0):h[d]=!1;h=Blockly.utils.wrapMutate_(c,h,b);d=Blockly.utils.wrapScore_(c,h,b);a=Blockly.utils.wrapToText_(c,h);e++}while(d>f);return g};
+Blockly.utils.wrapLine_=function(a,b){if(a.length<=b)return a;for(var c=a.trim().split(/\s+/),d=0;d<c.length;d++)c[d].length>b&&(b=c[d].length);d=-Infinity;var e=1;do{var f=d;var g=a;var h=[],k=c.length/e,l=1;for(d=0;d<c.length-1;d++)l<(d+1.5)/k?(l++,h[d]=!0):h[d]=!1;h=Blockly.utils.wrapMutate_(c,h,b);d=Blockly.utils.wrapScore_(c,h,b);a=Blockly.utils.wrapToText_(c,h);e++}while(d>f);return g};
 Blockly.utils.wrapScore_=function(a,b,c){for(var d=[0],e=[],f=0;f<a.length;f++)d[d.length-1]+=a[f].length,!0===b[f]?(d.push(0),e.push(a[f].charAt(a[f].length-1))):!1===b[f]&&d[d.length-1]++;a=Math.max.apply(Math,d);for(f=b=0;f<d.length;f++)b-=2*Math.pow(Math.abs(c-d[f]),1.5),b-=Math.pow(a-d[f],1.5),-1!=".?!".indexOf(e[f])?b+=c/3:-1!=",;)]}".indexOf(e[f])&&(b+=c/4);1<d.length&&d[d.length-1]<=d[d.length-2]&&(b+=.5);return b};
 Blockly.utils.wrapMutate_=function(a,b,c){for(var d=Blockly.utils.wrapScore_(a,b,c),e,f=0;f<b.length-1;f++)if(b[f]!=b[f+1]){var g=[].concat(b);g[f]=!g[f];g[f+1]=!g[f+1];var h=Blockly.utils.wrapScore_(a,g,c);h>d&&(d=h,e=g)}return e?Blockly.utils.wrapMutate_(a,e,c):b};Blockly.utils.wrapToText_=function(a,b){for(var c=[],d=0;d<a.length;d++)c.push(a[d]),void 0!==b[d]&&c.push(b[d]?"\n":" ");return c.join("")};
 Blockly.utils.is3dSupported=function(){if(void 0!==Blockly.utils.is3dSupported.cached_)return Blockly.utils.is3dSupported.cached_;if(!goog.global.getComputedStyle)return!1;var a=document.createElement("p"),b="none",c={webkitTransform:"-webkit-transform",OTransform:"-o-transform",msTransform:"-ms-transform",MozTransform:"-moz-transform",transform:"transform"};document.body.insertBefore(a,null);for(var d in c)if(void 0!==a.style[d]){a.style[d]="translate3d(1px,1px,1px)";b=goog.global.getComputedStyle(a);
 if(!b)return document.body.removeChild(a),!1;b=b.getPropertyValue(c[d])}document.body.removeChild(a);Blockly.utils.is3dSupported.cached_="none"!==b;return Blockly.utils.is3dSupported.cached_};Blockly.utils.insertAfter_=function(a,b){var c=b.nextSibling,d=b.parentNode;if(!d)throw"Reference node has no parent.";c?d.insertBefore(a,c):d.appendChild(a)};
-Blockly.utils.runAfterPageLoad=function(a){if(!document)throw Error("Blockly.utils.runAfterPageLoad() requires browser document.");if("complete"===document.readyState)a();else var b=setInterval(function(){"complete"===document.readyState&&(clearInterval(b),a())},10)};Blockly.utils.setCssTransform=function(a,b){a.style.transform=b;a.style["-webkit-transform"]=b};
+Blockly.utils.runAfterPageLoad=function(a){if("object"!=typeof document)throw Error("Blockly.utils.runAfterPageLoad() requires browser document.");if("complete"===document.readyState)a();else var b=setInterval(function(){"complete"===document.readyState&&(clearInterval(b),a())},10)};Blockly.utils.setCssTransform=function(a,b){a.style.transform=b;a.style["-webkit-transform"]=b};
 Blockly.utils.getViewportBBox=function(){var a=goog.dom.getViewportSize(),b=goog.style.getViewportPageOffset(document);return{right:a.width+b.x,bottom:a.height+b.y,top:b.y,left:b.x}};Blockly.Grid=function(a,b){this.gridPattern_=a;this.spacing_=b.spacing;this.length_=b.length;this.line2_=(this.line1_=a.firstChild)&&this.line1_.nextSibling;this.snapToGrid_=b.snap};Blockly.Grid.prototype.scale_=1;Blockly.Grid.prototype.dispose=function(){this.gridPattern_=null};Blockly.Grid.prototype.shouldSnap=function(){return this.snapToGrid_};Blockly.Grid.prototype.getSpacing=function(){return this.spacing_};Blockly.Grid.prototype.getPatternId=function(){return this.gridPattern_.id};
 Blockly.Grid.prototype.update=function(a){this.scale_=a;var b=this.spacing_*a||100;this.gridPattern_.setAttribute("width",b);this.gridPattern_.setAttribute("height",b);b=Math.floor(this.spacing_/2)+.5;var c=b-this.length_/2,d=b+this.length_/2;b*=a;c*=a;d*=a;this.setLineAttributes_(this.line1_,a,c,d,b,b);this.setLineAttributes_(this.line2_,a,b,b,c,d)};
 Blockly.Grid.prototype.setLineAttributes_=function(a,b,c,d,e,f){a&&(a.setAttribute("stroke-width",b),a.setAttribute("x1",c),a.setAttribute("y1",e),a.setAttribute("x2",d),a.setAttribute("y2",f))};Blockly.Grid.prototype.moveTo=function(a,b){this.gridPattern_.setAttribute("x",a);this.gridPattern_.setAttribute("y",b);(goog.userAgent.IE||goog.userAgent.EDGE)&&this.update(this.scale_)};
-Blockly.Grid.createDom=function(a,b,c){a=Blockly.utils.createSvgElement("pattern",{id:"blocklyGridPattern"+a,patternUnits:"userSpaceOnUse"},c);0<b.length&&0<b.spacing&&(Blockly.utils.createSvgElement("line",{stroke:b.colour},a),1<b.length&&Blockly.utils.createSvgElement("line",{stroke:b.colour},a));return a};Blockly.Options=function(a){var b=!!a.readOnly;if(b)var c=null,d=!1,e=!1,f=!1,g=!1,h=!1,k=!1;else c=Blockly.Options.parseToolboxTree(a.toolbox),d=!(!c||!c.getElementsByTagName("category").length),e=a.trashcan,void 0===e&&(e=d),f=a.collapse,void 0===f&&(f=d),g=a.comments,void 0===g&&(g=d),h=a.disable,void 0===h&&(h=d),k=a.sounds,void 0===k&&(k=!0);var n=!!a.rtl,p=a.horizontalLayout;void 0===p&&(p=!1);var l=a.toolboxPosition;l="end"===l?!1:!0;l=p?l?Blockly.TOOLBOX_AT_TOP:Blockly.TOOLBOX_AT_BOTTOM:l==
-n?Blockly.TOOLBOX_AT_RIGHT:Blockly.TOOLBOX_AT_LEFT;var m=a.scrollbars;void 0===m&&(m=d);var q=a.css;void 0===q&&(q=!0);var t="https://blockly-demo.appspot.com/static/media/";a.media?t=a.media:a.path&&(t=a.path+"media/");var r=void 0===a.oneBasedIndex?!0:!!a.oneBasedIndex;this.RTL=n;this.oneBasedIndex=r;this.collapse=f;this.comments=g;this.disable=h;this.readOnly=b;this.maxBlocks=a.maxBlocks||Infinity;this.pathToMedia=t;this.hasCategories=d;this.hasScrollbars=m;this.hasTrashcan=e;this.hasSounds=k;
-this.hasCss=q;this.horizontalLayout=p;this.languageTree=c;this.gridOptions=Blockly.Options.parseGridOptions_(a);this.zoomOptions=Blockly.Options.parseZoomOptions_(a);this.toolboxPosition=l};Blockly.Options.prototype.parentWorkspace=null;Blockly.Options.prototype.setMetrics=null;Blockly.Options.prototype.getMetrics=null;
+Blockly.Grid.createDom=function(a,b,c){a=Blockly.utils.createSvgElement("pattern",{id:"blocklyGridPattern"+a,patternUnits:"userSpaceOnUse"},c);0<b.length&&0<b.spacing?(Blockly.utils.createSvgElement("line",{stroke:b.colour},a),1<b.length&&Blockly.utils.createSvgElement("line",{stroke:b.colour},a)):Blockly.utils.createSvgElement("line",{},a);return a};Blockly.Options=function(a){var b=!!a.readOnly;if(b)var c=null,d=!1,e=!1,f=!1,g=!1,h=!1,k=!1;else c=Blockly.Options.parseToolboxTree(a.toolbox),d=!(!c||!c.getElementsByTagName("category").length),e=a.trashcan,void 0===e&&(e=d),f=a.collapse,void 0===f&&(f=d),g=a.comments,void 0===g&&(g=d),h=a.disable,void 0===h&&(h=d),k=a.sounds,void 0===k&&(k=!0);var l=!!a.rtl,n=a.horizontalLayout;void 0===n&&(n=!1);var m=a.toolboxPosition;m="end"===m?!1:!0;m=n?m?Blockly.TOOLBOX_AT_TOP:Blockly.TOOLBOX_AT_BOTTOM:m==
+l?Blockly.TOOLBOX_AT_RIGHT:Blockly.TOOLBOX_AT_LEFT;var p=a.scrollbars;void 0===p&&(p=d);var q=a.css;void 0===q&&(q=!0);var t="https://blockly-demo.appspot.com/static/media/";a.media?t=a.media:a.path&&(t=a.path+"media/");var r=void 0===a.oneBasedIndex?!0:!!a.oneBasedIndex;this.RTL=l;this.oneBasedIndex=r;this.collapse=f;this.comments=g;this.disable=h;this.readOnly=b;this.maxBlocks=a.maxBlocks||Infinity;this.pathToMedia=t;this.hasCategories=d;this.hasScrollbars=p;this.hasTrashcan=e;this.hasSounds=k;
+this.hasCss=q;this.horizontalLayout=n;this.languageTree=c;this.gridOptions=Blockly.Options.parseGridOptions_(a);this.zoomOptions=Blockly.Options.parseZoomOptions_(a);this.toolboxPosition=m};Blockly.Options.prototype.parentWorkspace=null;Blockly.Options.prototype.setMetrics=null;Blockly.Options.prototype.getMetrics=null;
 Blockly.Options.parseZoomOptions_=function(a){a=a.zoom||{};var b={};b.controls=void 0===a.controls?!1:!!a.controls;b.wheel=void 0===a.wheel?!1:!!a.wheel;b.startScale=void 0===a.startScale?1:parseFloat(a.startScale);b.maxScale=void 0===a.maxScale?3:parseFloat(a.maxScale);b.minScale=void 0===a.minScale?.3:parseFloat(a.minScale);b.scaleSpeed=void 0===a.scaleSpeed?1.2:parseFloat(a.scaleSpeed);return b};
 Blockly.Options.parseGridOptions_=function(a){a=a.grid||{};var b={};b.spacing=parseFloat(a.spacing)||0;b.colour=a.colour||"#888";b.length=parseFloat(a.length)||1;b.snap=0<b.spacing&&!!a.snap;return b};Blockly.Options.parseToolboxTree=function(a){a?("string"!=typeof a&&("undefined"==typeof XSLTProcessor&&a.outerHTML?a=a.outerHTML:a instanceof Element||(a=null)),"string"==typeof a&&(a=Blockly.Xml.textToDom(a))):a=null;return a};Blockly.ScrollbarPair=function(a){this.workspace_=a;this.hScroll=new Blockly.Scrollbar(a,!0,!0,"blocklyMainWorkspaceScrollbar");this.vScroll=new Blockly.Scrollbar(a,!1,!0,"blocklyMainWorkspaceScrollbar");this.corner_=Blockly.utils.createSvgElement("rect",{height:Blockly.Scrollbar.scrollbarThickness,width:Blockly.Scrollbar.scrollbarThickness,"class":"blocklyScrollbarBackground"},null);Blockly.utils.insertAfter_(this.corner_,a.getBubbleCanvas())};Blockly.ScrollbarPair.prototype.oldHostMetrics_=null;
 Blockly.ScrollbarPair.prototype.dispose=function(){goog.dom.removeNode(this.corner_);this.oldHostMetrics_=this.workspace_=this.corner_=null;this.hScroll.dispose();this.hScroll=null;this.vScroll.dispose();this.vScroll=null};
 Blockly.ScrollbarPair.prototype.resize=function(){var a=this.workspace_.getMetrics();if(a){var b=!1,c=!1;this.oldHostMetrics_&&this.oldHostMetrics_.viewWidth==a.viewWidth&&this.oldHostMetrics_.viewHeight==a.viewHeight&&this.oldHostMetrics_.absoluteTop==a.absoluteTop&&this.oldHostMetrics_.absoluteLeft==a.absoluteLeft?(this.oldHostMetrics_&&this.oldHostMetrics_.contentWidth==a.contentWidth&&this.oldHostMetrics_.viewLeft==a.viewLeft&&this.oldHostMetrics_.contentLeft==a.contentLeft||(b=!0),this.oldHostMetrics_&&
 this.oldHostMetrics_.contentHeight==a.contentHeight&&this.oldHostMetrics_.viewTop==a.viewTop&&this.oldHostMetrics_.contentTop==a.contentTop||(c=!0)):c=b=!0;b&&this.hScroll.resize(a);c&&this.vScroll.resize(a);this.oldHostMetrics_&&this.oldHostMetrics_.viewWidth==a.viewWidth&&this.oldHostMetrics_.absoluteLeft==a.absoluteLeft||this.corner_.setAttribute("x",this.vScroll.position_.x);this.oldHostMetrics_&&this.oldHostMetrics_.viewHeight==a.viewHeight&&this.oldHostMetrics_.absoluteTop==a.absoluteTop||this.corner_.setAttribute("y",
 this.hScroll.position_.y);this.oldHostMetrics_=a}};Blockly.ScrollbarPair.prototype.set=function(a,b){var c={},d=a*this.hScroll.ratio_,e=b*this.vScroll.ratio_,f=this.vScroll.scrollViewSize_;c.x=this.getRatio_(d,this.hScroll.scrollViewSize_);c.y=this.getRatio_(e,f);this.workspace_.setMetrics(c);this.hScroll.setHandlePosition(d);this.vScroll.setHandlePosition(e)};Blockly.ScrollbarPair.prototype.getRatio_=function(a,b){var c=a/b;return isNaN(c)?0:c};
-Blockly.Scrollbar=function(a,b,c,d){this.workspace_=a;this.pair_=c||!1;this.horizontal_=b;this.oldHostMetrics_=null;this.createDom_(d);this.position_=new goog.math.Coordinate(0,0);b?(this.svgBackground_.setAttribute("height",Blockly.Scrollbar.scrollbarThickness),this.outerSvg_.setAttribute("height",Blockly.Scrollbar.scrollbarThickness),this.svgHandle_.setAttribute("height",Blockly.Scrollbar.scrollbarThickness-5),this.svgHandle_.setAttribute("y",2.5),this.lengthAttribute_="width",this.positionAttribute_=
-"x"):(this.svgBackground_.setAttribute("width",Blockly.Scrollbar.scrollbarThickness),this.outerSvg_.setAttribute("width",Blockly.Scrollbar.scrollbarThickness),this.svgHandle_.setAttribute("width",Blockly.Scrollbar.scrollbarThickness-5),this.svgHandle_.setAttribute("x",2.5),this.lengthAttribute_="height",this.positionAttribute_="y");this.onMouseDownBarWrapper_=Blockly.bindEventWithChecks_(this.svgBackground_,"mousedown",this,this.onMouseDownBar_);this.onMouseDownHandleWrapper_=Blockly.bindEventWithChecks_(this.svgHandle_,
-"mousedown",this,this.onMouseDownHandle_)};Blockly.Scrollbar.prototype.origin_=new goog.math.Coordinate(0,0);Blockly.Scrollbar.prototype.startDragMouse_=0;Blockly.Scrollbar.prototype.scrollViewSize_=0;Blockly.Scrollbar.prototype.handleLength_=0;Blockly.Scrollbar.prototype.handlePosition_=0;Blockly.Scrollbar.prototype.isVisible_=!0;Blockly.Scrollbar.prototype.containerVisible_=!0;Blockly.Scrollbar.scrollbarThickness=15;
-goog.events.BrowserFeature.TOUCH_ENABLED&&(Blockly.Scrollbar.scrollbarThickness=25);Blockly.Scrollbar.metricsAreEquivalent_=function(a,b){return a&&b&&a.viewWidth==b.viewWidth&&a.viewHeight==b.viewHeight&&a.viewLeft==b.viewLeft&&a.viewTop==b.viewTop&&a.absoluteTop==b.absoluteTop&&a.absoluteLeft==b.absoluteLeft&&a.contentWidth==b.contentWidth&&a.contentHeight==b.contentHeight&&a.contentLeft==b.contentLeft&&a.contentTop==b.contentTop?!0:!1};
+Blockly.Scrollbar=function(a,b,c,d){this.workspace_=a;this.pair_=c||!1;this.horizontal_=b;this.oldHostMetrics_=null;this.createDom_(d);this.position_=new goog.math.Coordinate(0,0);a=Blockly.Scrollbar.scrollbarThickness;b?(this.svgBackground_.setAttribute("height",a),this.outerSvg_.setAttribute("height",a),this.svgHandle_.setAttribute("height",a-5),this.svgHandle_.setAttribute("y",2.5),this.lengthAttribute_="width",this.positionAttribute_="x"):(this.svgBackground_.setAttribute("width",a),this.outerSvg_.setAttribute("width",
+a),this.svgHandle_.setAttribute("width",a-5),this.svgHandle_.setAttribute("x",2.5),this.lengthAttribute_="height",this.positionAttribute_="y");this.onMouseDownBarWrapper_=Blockly.bindEventWithChecks_(this.svgBackground_,"mousedown",this,this.onMouseDownBar_);this.onMouseDownHandleWrapper_=Blockly.bindEventWithChecks_(this.svgHandle_,"mousedown",this,this.onMouseDownHandle_)};Blockly.Scrollbar.prototype.origin_=new goog.math.Coordinate(0,0);Blockly.Scrollbar.prototype.startDragMouse_=0;
+Blockly.Scrollbar.prototype.scrollViewSize_=0;Blockly.Scrollbar.prototype.handleLength_=0;Blockly.Scrollbar.prototype.handlePosition_=0;Blockly.Scrollbar.prototype.isVisible_=!0;Blockly.Scrollbar.prototype.containerVisible_=!0;Blockly.Scrollbar.scrollbarThickness=15;goog.events.BrowserFeature.TOUCH_ENABLED&&(Blockly.Scrollbar.scrollbarThickness=25);
+Blockly.Scrollbar.metricsAreEquivalent_=function(a,b){return a&&b&&a.viewWidth==b.viewWidth&&a.viewHeight==b.viewHeight&&a.viewLeft==b.viewLeft&&a.viewTop==b.viewTop&&a.absoluteTop==b.absoluteTop&&a.absoluteLeft==b.absoluteLeft&&a.contentWidth==b.contentWidth&&a.contentHeight==b.contentHeight&&a.contentLeft==b.contentLeft&&a.contentTop==b.contentTop?!0:!1};
 Blockly.Scrollbar.prototype.dispose=function(){this.cleanUp_();Blockly.unbindEvent_(this.onMouseDownBarWrapper_);this.onMouseDownBarWrapper_=null;Blockly.unbindEvent_(this.onMouseDownHandleWrapper_);this.onMouseDownHandleWrapper_=null;goog.dom.removeNode(this.outerSvg_);this.workspace_=this.svgHandle_=this.svgBackground_=this.svgGroup_=this.outerSvg_=null};Blockly.Scrollbar.prototype.setHandleLength_=function(a){this.handleLength_=a;this.svgHandle_.setAttribute(this.lengthAttribute_,this.handleLength_)};
 Blockly.Scrollbar.prototype.setHandlePosition=function(a){this.handlePosition_=a;this.svgHandle_.setAttribute(this.positionAttribute_,this.handlePosition_)};Blockly.Scrollbar.prototype.setScrollViewSize_=function(a){this.scrollViewSize_=a;this.outerSvg_.setAttribute(this.lengthAttribute_,this.scrollViewSize_);this.svgBackground_.setAttribute(this.lengthAttribute_,this.scrollViewSize_)};Blockly.ScrollbarPair.prototype.setContainerVisible=function(a){this.hScroll.setContainerVisible(a);this.vScroll.setContainerVisible(a)};
 Blockly.Scrollbar.prototype.setPosition_=function(a,b){this.position_.x=a;this.position_.y=b;Blockly.utils.setCssTransform(this.outerSvg_,"translate("+(this.position_.x+this.origin_.x)+"px,"+(this.position_.y+this.origin_.y)+"px)")};Blockly.Scrollbar.prototype.resize=function(a){if(!a&&(a=this.workspace_.getMetrics(),!a))return;Blockly.Scrollbar.metricsAreEquivalent_(a,this.oldHostMetrics_)||(this.oldHostMetrics_=a,this.horizontal_?this.resizeHorizontal_(a):this.resizeVertical_(a),this.onScroll_())};
@@ -1116,98 +1203,149 @@ Blockly.Scrollbar.prototype.onMouseDownHandle_=function(a){this.workspace_.markF
 a.stopPropagation(),a.preventDefault())};Blockly.Scrollbar.prototype.onMouseMoveHandle_=function(a){this.setHandlePosition(this.constrainHandle_(this.startDragHandle+((this.horizontal_?a.clientX:a.clientY)-this.startDragMouse_)));this.onScroll_()};Blockly.Scrollbar.prototype.onMouseUpHandle_=function(){this.workspace_.resetDragSurface();Blockly.Touch.clearTouchIdentifier();this.cleanUp_()};
 Blockly.Scrollbar.prototype.cleanUp_=function(){Blockly.hideChaff(!0);Blockly.Scrollbar.onMouseUpWrapper_&&(Blockly.unbindEvent_(Blockly.Scrollbar.onMouseUpWrapper_),Blockly.Scrollbar.onMouseUpWrapper_=null);Blockly.Scrollbar.onMouseMoveWrapper_&&(Blockly.unbindEvent_(Blockly.Scrollbar.onMouseMoveWrapper_),Blockly.Scrollbar.onMouseMoveWrapper_=null)};
 Blockly.Scrollbar.prototype.constrainHandle_=function(a){return a=0>=a||isNaN(a)||this.scrollViewSize_<this.handleLength_?0:Math.min(a,this.scrollViewSize_-this.handleLength_)};Blockly.Scrollbar.prototype.onScroll_=function(){var a=this.handlePosition_/this.scrollViewSize_;isNaN(a)&&(a=0);var b={};this.horizontal_?b.x=a:b.y=a;this.workspace_.setMetrics(b)};Blockly.Scrollbar.prototype.set=function(a){this.setHandlePosition(this.constrainHandle_(a*this.ratio_));this.onScroll_()};
-Blockly.Scrollbar.prototype.setOrigin=function(a,b){this.origin_=new goog.math.Coordinate(a,b)};Blockly.Trashcan=function(a){this.workspace_=a};Blockly.Trashcan.prototype.WIDTH_=47;Blockly.Trashcan.prototype.BODY_HEIGHT_=44;Blockly.Trashcan.prototype.LID_HEIGHT_=16;Blockly.Trashcan.prototype.MARGIN_BOTTOM_=20;Blockly.Trashcan.prototype.MARGIN_SIDE_=20;Blockly.Trashcan.prototype.MARGIN_HOTSPOT_=10;Blockly.Trashcan.prototype.SPRITE_LEFT_=0;Blockly.Trashcan.prototype.SPRITE_TOP_=32;Blockly.Trashcan.prototype.isOpen=!1;Blockly.Trashcan.prototype.svgGroup_=null;
+Blockly.Scrollbar.prototype.setOrigin=function(a,b){this.origin_=new goog.math.Coordinate(a,b)};Blockly.TouchGesture=function(a,b){Blockly.TouchGesture.superClass_.constructor.call(this,a,b);this.isMultiTouch_=!1;this.cachedPoints_={};this.startDistance_=this.previousScale_=0;this.onStartWrapper_=null};goog.inherits(Blockly.TouchGesture,Blockly.Gesture);Blockly.TouchGesture.ZOOM_IN_MULTIPLIER=5;Blockly.TouchGesture.ZOOM_OUT_MULTIPLIER=6;Blockly.TouchGesture.prototype.doStart=function(a){Blockly.TouchGesture.superClass_.doStart.call(this,a);!this.isEnding_&&Blockly.Touch.isTouchEvent(a)&&this.handleTouchStart(a)};
+Blockly.TouchGesture.prototype.bindMouseEvents=function(a){this.onStartWrapper_=Blockly.bindEventWithChecks_(document,"mousedown",null,this.handleStart.bind(this),!0);this.onMoveWrapper_=Blockly.bindEventWithChecks_(document,"mousemove",null,this.handleMove.bind(this),!0);this.onUpWrapper_=Blockly.bindEventWithChecks_(document,"mouseup",null,this.handleUp.bind(this),!0);a.preventDefault();a.stopPropagation()};
+Blockly.TouchGesture.prototype.handleStart=function(a){!this.isDragging()&&Blockly.Touch.isTouchEvent(a)&&(this.handleTouchStart(a),this.isMultiTouch()&&Blockly.longStop_())};Blockly.TouchGesture.prototype.handleMove=function(a){this.isDragging()?Blockly.Touch.shouldHandleEvent(a)&&Blockly.TouchGesture.superClass_.handleMove.call(this,a):this.isMultiTouch()?(Blockly.Touch.isTouchEvent(a)&&this.handleTouchMove(a),Blockly.longStop_()):Blockly.TouchGesture.superClass_.handleMove.call(this,a)};
+Blockly.TouchGesture.prototype.handleUp=function(a){Blockly.Touch.isTouchEvent(a)&&!this.isDragging()&&this.handleTouchEnd(a);!this.isMultiTouch()||this.isDragging()?Blockly.Touch.shouldHandleEvent(a)&&Blockly.TouchGesture.superClass_.handleUp.call(this,a):(a.preventDefault(),a.stopPropagation(),this.dispose())};Blockly.TouchGesture.prototype.isMultiTouch=function(){return this.isMultiTouch_};
+Blockly.TouchGesture.prototype.dispose=function(){Blockly.TouchGesture.superClass_.dispose.call(this);this.onStartWrapper_&&Blockly.unbindEvent_(this.onStartWrapper_)};Blockly.TouchGesture.prototype.handleTouchStart=function(a){var b=Blockly.Touch.getTouchIdentifierFromEvent(a);this.cachedPoints_[b]=this.getTouchPoint(a);b=Object.keys(this.cachedPoints_);2==b.length&&(this.startDistance_=goog.math.Coordinate.distance(this.cachedPoints_[b[0]],this.cachedPoints_[b[1]]),this.isMultiTouch_=!0,a.preventDefault())};
+Blockly.TouchGesture.prototype.handleTouchMove=function(a){var b=Blockly.Touch.getTouchIdentifierFromEvent(a);this.cachedPoints_[b]=this.getTouchPoint(a);b=Object.keys(this.cachedPoints_);if(2==b.length){b=this.touchScale_=goog.math.Coordinate.distance(this.cachedPoints_[b[0]],this.cachedPoints_[b[1]])/this.startDistance_;if(0<this.previousScale_&&Infinity>this.previousScale_){var c=b-this.previousScale_;c=0<c?c*Blockly.TouchGesture.ZOOM_IN_MULTIPLIER:c*Blockly.TouchGesture.ZOOM_OUT_MULTIPLIER;var d=
+this.startWorkspace_,e=Blockly.utils.mouseToSvg(a,d.getParentSvg(),d.getInverseScreenCTM());d.zoom(e.x,e.y,c)}this.previousScale_=b;a.preventDefault()}};Blockly.TouchGesture.prototype.handleTouchEnd=function(a){a=Blockly.Touch.getTouchIdentifierFromEvent(a);this.cachedPoints_[a]&&delete this.cachedPoints_[a];2>Object.keys(this.cachedPoints_).length&&(this.cachedPoints_={},this.previousScale_=0)};
+Blockly.TouchGesture.prototype.getTouchPoint=function(a){return this.startWorkspace_?new goog.math.Coordinate(a.pageX?a.pageX:a.changedTouches[0].pageX,a.pageY?a.pageY:a.changedTouches[0].pageY):null};Blockly.Trashcan=function(a){this.workspace_=a};Blockly.Trashcan.prototype.WIDTH_=47;Blockly.Trashcan.prototype.BODY_HEIGHT_=44;Blockly.Trashcan.prototype.LID_HEIGHT_=16;Blockly.Trashcan.prototype.MARGIN_BOTTOM_=20;Blockly.Trashcan.prototype.MARGIN_SIDE_=20;Blockly.Trashcan.prototype.MARGIN_HOTSPOT_=10;Blockly.Trashcan.prototype.SPRITE_LEFT_=0;Blockly.Trashcan.prototype.SPRITE_TOP_=32;Blockly.Trashcan.prototype.isOpen=!1;Blockly.Trashcan.prototype.svgGroup_=null;
 Blockly.Trashcan.prototype.svgLid_=null;Blockly.Trashcan.prototype.lidTask_=0;Blockly.Trashcan.prototype.lidOpen_=0;Blockly.Trashcan.prototype.left_=0;Blockly.Trashcan.prototype.top_=0;
 Blockly.Trashcan.prototype.createDom=function(){this.svgGroup_=Blockly.utils.createSvgElement("g",{"class":"blocklyTrash"},null);var a=String(Math.random()).substring(2);var b=Blockly.utils.createSvgElement("clipPath",{id:"blocklyTrashBodyClipPath"+a},this.svgGroup_);Blockly.utils.createSvgElement("rect",{width:this.WIDTH_,height:this.BODY_HEIGHT_,y:this.LID_HEIGHT_},b);Blockly.utils.createSvgElement("image",{width:Blockly.SPRITE.width,x:-this.SPRITE_LEFT_,height:Blockly.SPRITE.height,y:-this.SPRITE_TOP_,
 "clip-path":"url(#blocklyTrashBodyClipPath"+a+")"},this.svgGroup_).setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",this.workspace_.options.pathToMedia+Blockly.SPRITE.url);b=Blockly.utils.createSvgElement("clipPath",{id:"blocklyTrashLidClipPath"+a},this.svgGroup_);Blockly.utils.createSvgElement("rect",{width:this.WIDTH_,height:this.LID_HEIGHT_},b);this.svgLid_=Blockly.utils.createSvgElement("image",{width:Blockly.SPRITE.width,x:-this.SPRITE_LEFT_,height:Blockly.SPRITE.height,y:-this.SPRITE_TOP_,
 "clip-path":"url(#blocklyTrashLidClipPath"+a+")"},this.svgGroup_);this.svgLid_.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",this.workspace_.options.pathToMedia+Blockly.SPRITE.url);Blockly.bindEventWithChecks_(this.svgGroup_,"mouseup",this,this.click);this.animateLid_();return this.svgGroup_};Blockly.Trashcan.prototype.init=function(a){this.bottom_=this.MARGIN_BOTTOM_+a;this.setOpen_(!1);return this.bottom_+this.BODY_HEIGHT_+this.LID_HEIGHT_};
-Blockly.Trashcan.prototype.dispose=function(){this.svgGroup_&&(goog.dom.removeNode(this.svgGroup_),this.svgGroup_=null);this.workspace_=this.svgLid_=null;goog.Timer.clear(this.lidTask_)};
+Blockly.Trashcan.prototype.dispose=function(){this.svgGroup_&&(goog.dom.removeNode(this.svgGroup_),this.svgGroup_=null);this.workspace_=this.svgLid_=null;clearTimeout(this.lidTask_)};
 Blockly.Trashcan.prototype.position=function(){var a=this.workspace_.getMetrics();a&&(this.workspace_.RTL?(this.left_=this.MARGIN_SIDE_+Blockly.Scrollbar.scrollbarThickness,a.toolboxPosition==Blockly.TOOLBOX_AT_LEFT&&(this.left_+=a.flyoutWidth,this.workspace_.toolbox_&&(this.left_+=a.absoluteLeft))):(this.left_=a.viewWidth+a.absoluteLeft-this.WIDTH_-this.MARGIN_SIDE_-Blockly.Scrollbar.scrollbarThickness,a.toolboxPosition==Blockly.TOOLBOX_AT_RIGHT&&(this.left_-=a.flyoutWidth)),this.top_=a.viewHeight+
 a.absoluteTop-(this.BODY_HEIGHT_+this.LID_HEIGHT_)-this.bottom_,a.toolboxPosition==Blockly.TOOLBOX_AT_BOTTOM&&(this.top_-=a.flyoutHeight),this.svgGroup_.setAttribute("transform","translate("+this.left_+","+this.top_+")"))};
-Blockly.Trashcan.prototype.getClientRect=function(){if(!this.svgGroup_)return null;var a=this.svgGroup_.getBoundingClientRect();return new goog.math.Rect(a.left+this.SPRITE_LEFT_-this.MARGIN_HOTSPOT_,a.top+this.SPRITE_TOP_-this.MARGIN_HOTSPOT_,this.WIDTH_+2*this.MARGIN_HOTSPOT_,this.LID_HEIGHT_+this.BODY_HEIGHT_+2*this.MARGIN_HOTSPOT_)};Blockly.Trashcan.prototype.setOpen_=function(a){this.isOpen!=a&&(goog.Timer.clear(this.lidTask_),this.isOpen=a,this.animateLid_())};
-Blockly.Trashcan.prototype.animateLid_=function(){this.lidOpen_+=this.isOpen?.2:-.2;this.lidOpen_=goog.math.clamp(this.lidOpen_,0,1);var a=45*this.lidOpen_;this.svgLid_.setAttribute("transform","rotate("+(this.workspace_.RTL?-a:a)+","+(this.workspace_.RTL?4:this.WIDTH_-4)+","+(this.LID_HEIGHT_-2)+")");a=goog.math.lerp(.4,.8,this.lidOpen_);this.svgGroup_.style.opacity=a;0<this.lidOpen_&&1>this.lidOpen_&&(this.lidTask_=goog.Timer.callOnce(this.animateLid_,20,this))};
-Blockly.Trashcan.prototype.close=function(){this.setOpen_(!1)};Blockly.Trashcan.prototype.click=function(){var a=this.workspace_.startScrollX-this.workspace_.scrollX,b=this.workspace_.startScrollY-this.workspace_.scrollY;Math.sqrt(a*a+b*b)>Blockly.DRAG_RADIUS||console.log("TODO: Inspect trash.")};Blockly.WorkspaceAudio=function(a){this.parentWorkspace_=a;this.SOUNDS_=Object.create(null)};Blockly.WorkspaceAudio.prototype.lastSound_=null;Blockly.WorkspaceAudio.prototype.dispose=function(){this.SOUNDS_=this.parentWorkspace_=null};Blockly.WorkspaceAudio.prototype.load=function(a,b){if(a.length){try{var c=new window.Audio}catch(h){return}for(var d,e=0;e<a.length;e++){var f=a[e],g=f.match(/\.(\w+)$/);if(g&&c.canPlayType("audio/"+g[1])){d=new window.Audio(f);break}}d&&d.play&&(this.SOUNDS_[b]=d)}};
+Blockly.Trashcan.prototype.getClientRect=function(){if(!this.svgGroup_)return null;var a=this.svgGroup_.getBoundingClientRect();return new goog.math.Rect(a.left+this.SPRITE_LEFT_-this.MARGIN_HOTSPOT_,a.top+this.SPRITE_TOP_-this.MARGIN_HOTSPOT_,this.WIDTH_+2*this.MARGIN_HOTSPOT_,this.LID_HEIGHT_+this.BODY_HEIGHT_+2*this.MARGIN_HOTSPOT_)};Blockly.Trashcan.prototype.setOpen_=function(a){this.isOpen!=a&&(clearTimeout(this.lidTask_),this.isOpen=a,this.animateLid_())};
+Blockly.Trashcan.prototype.animateLid_=function(){this.lidOpen_+=this.isOpen?.2:-.2;this.lidOpen_=goog.math.clamp(this.lidOpen_,0,1);var a=45*this.lidOpen_;this.svgLid_.setAttribute("transform","rotate("+(this.workspace_.RTL?-a:a)+","+(this.workspace_.RTL?4:this.WIDTH_-4)+","+(this.LID_HEIGHT_-2)+")");a=goog.math.lerp(.4,.8,this.lidOpen_);this.svgGroup_.style.opacity=a;0<this.lidOpen_&&1>this.lidOpen_&&(this.lidTask_=setTimeout(this.animateLid_.bind(this),20))};Blockly.Trashcan.prototype.close=function(){this.setOpen_(!1)};
+Blockly.Trashcan.prototype.click=function(){var a=this.workspace_.startScrollX-this.workspace_.scrollX,b=this.workspace_.startScrollY-this.workspace_.scrollY;Math.sqrt(a*a+b*b)>Blockly.DRAG_RADIUS||console.log("TODO: Inspect trash.")};Blockly.VariableModel=function(a,b,c,d){this.workspace=a;this.name=b;this.type=c||"";this.id_=d||Blockly.utils.genUid();Blockly.Events.fire(new Blockly.Events.VarCreate(this))};Blockly.VariableModel.prototype.getId=function(){return this.id_};Blockly.VariableModel.compareByName=function(a,b){return goog.string.caseInsensitiveCompare(a.name,b.name)};Blockly.Variables={};Blockly.Variables.NAME_TYPE=Blockly.VARIABLE_CATEGORY_NAME;Blockly.Variables.allUsedVarModels=function(a){var b=a.getAllBlocks();a=Object.create(null);for(var c=0;c<b.length;c++){var d=b[c].getVarModels();if(d)for(var e=0;e<d.length;e++){var f=d[e];f.getId()&&(a[f.getId()]=f)}}b=[];for(var g in a)b.push(a[g]);return b};Blockly.Variables.allUsedVariables=function(){console.warn("Deprecated call to Blockly.Variables.allUsedVariables. Use Blockly.Variables.allUsedVarModels instead.\nIf this is a major issue please file a bug on GitHub.")};
+Blockly.Variables.allDeveloperVariables=function(a){var b=a.getAllBlocks();a={};for(var c=0;c<b.length;c++){var d=b[c];if(d.getDeveloperVars){d=d.getDeveloperVars();for(var e=0;e<d.length;e++)a[d[e]]=d[e]}}b=[];for(var f in a)b.push(a[f]);return b};
+Blockly.Variables.flyoutCategory=function(a){var b=[],c=goog.dom.createDom("button");c.setAttribute("text","%{BKY_NEW_VARIABLE}");c.setAttribute("callbackKey","CREATE_VARIABLE");a.registerButtonCallback("CREATE_VARIABLE",function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace())});b.push(c);a=Blockly.Variables.flyoutCategoryBlocks(a);return b=b.concat(a)};
+Blockly.Variables.flyoutCategoryBlocks=function(a){a=a.getVariablesOfType("");a.sort(Blockly.VariableModel.compareByName);var b=[];if(0<a.length){var c=a[0];if(Blockly.Blocks.variables_set){var d=Blockly.Blocks.math_change?8:24;d='<xml><block type="variables_set" gap="'+d+'">'+Blockly.Variables.generateVariableFieldXmlString(c)+"</block></xml>";d=Blockly.Xml.textToDom(d).firstChild;b.push(d)}Blockly.Blocks.math_change&&(d=Blockly.Blocks.variables_get?20:8,d='<xml><block type="math_change" gap="'+
+d+'">'+Blockly.Variables.generateVariableFieldXmlString(c)+'<value name="DELTA"><shadow type="math_number"><field name="NUM">1</field></shadow></value></block></xml>',d=Blockly.Xml.textToDom(d).firstChild,b.push(d));for(c=0;d=a[c];c++)Blockly.Blocks.variables_get&&(d='<xml><block type="variables_get" gap="8">'+Blockly.Variables.generateVariableFieldXmlString(d)+"</block></xml>",d=Blockly.Xml.textToDom(d).firstChild,b.push(d))}return b};
+Blockly.Variables.generateUniqueName=function(a){a=a.getAllVariables();var b="";if(a.length)for(var c=1,d=0,e="ijkmnopqrstuvwxyzabcdefgh".charAt(d);!b;){for(var f=!1,g=0;g<a.length;g++)if(a[g].name.toLowerCase()==e){f=!0;break}f?(d++,25==d&&(d=0,c++),e="ijkmnopqrstuvwxyzabcdefgh".charAt(d),1<c&&(e+=c)):b=e}else b="i";return b};
+Blockly.Variables.createVariableButtonHandler=function(a,b,c){var d=c||"",e=function(c){Blockly.Variables.promptName(Blockly.Msg.NEW_VARIABLE_TITLE,c,function(c){if(c){var f=Blockly.Variables.nameUsedWithAnyType_(c,a);if(f){var g=c.toLowerCase();if(f.type==d)var l=Blockly.Msg.VARIABLE_ALREADY_EXISTS.replace("%1",g);else l=Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE,l=l.replace("%1",g).replace("%2",f.type);Blockly.alert(l,function(){e(c)})}else a.createVariable(c,d),b&&b(c)}else b&&b(null)})};
+e("")};goog.exportSymbol("Blockly.Variables.createVariableButtonHandler",Blockly.Variables.createVariableButtonHandler);Blockly.Variables.createVariable=Blockly.Variables.createVariableButtonHandler;goog.exportSymbol("Blockly.Variables.createVariable",Blockly.Variables.createVariable);
+Blockly.Variables.renameVariable=function(a,b,c){var d=function(e){var f=Blockly.Msg.RENAME_VARIABLE_TITLE.replace("%1",b.name);Blockly.Variables.promptName(f,e,function(e){if(e){var f=Blockly.Variables.nameUsedWithOtherType_(e,b.type,a);f?(f=Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE.replace("%1",e.toLowerCase()).replace("%2",f.type),Blockly.alert(f,function(){d(e)})):(a.renameVariableById(b.getId(),e),c&&c(e))}else c&&c(null)})};d("")};
+Blockly.Variables.promptName=function(a,b,c){Blockly.prompt(a,b,function(a){a&&(a=a.replace(/[\s\xa0]+/g," ").replace(/^ | $/g,""),a==Blockly.Msg.RENAME_VARIABLE||a==Blockly.Msg.NEW_VARIABLE)&&(a=null);c(a)})};Blockly.Variables.nameUsedWithOtherType_=function(a,b,c){c=c.getVariableMap().getAllVariables();a=a.toLowerCase();for(var d=0,e;e=c[d];d++)if(e.name.toLowerCase()==a&&e.type!=b)return e;return null};
+Blockly.Variables.nameUsedWithAnyType_=function(a,b){var c=b.getVariableMap().getAllVariables();a=a.toLowerCase();for(var d=0,e;e=c[d];d++)if(e.name.toLowerCase()==a)return e;return null};Blockly.Variables.generateVariableFieldXmlString=function(a){var b=a.type;""==b&&(b="''");return'<field name="VAR" id="'+a.getId()+'" variabletype="'+goog.string.htmlEscape(b)+'">'+goog.string.htmlEscape(a.name)+"</field>"};
+Blockly.Variables.generateVariableFieldDom=function(a){a=Blockly.Variables.generateVariableFieldXmlString(a);return Blockly.Xml.textToDom("<xml>"+a+"</xml>").firstChild};Blockly.Variables.getOrCreateVariablePackage=function(a,b,c,d){var e=Blockly.Variables.getVariable(a,b,c,d);e||(e=Blockly.Variables.createVariable_(a,b,c,d));return e};
+Blockly.Variables.getVariable=function(a,b,c,d){var e=a.getPotentialVariableMap();if(b){var f=a.getVariableById(b);!f&&e&&(f=e.getVariableById(b))}else if(c){if(void 0==d)throw Error("Tried to look up a variable by name without a type");f=a.getVariable(c,d);!f&&e&&(f=e.getVariable(c,d))}return f};
+Blockly.Variables.createVariable_=function(a,b,c,d){var e=a.getPotentialVariableMap();c||(c=Blockly.Variables.generateUniqueName(a.isFlyout?a.targetWorkspace:a));return e?e.createVariable(c,d,b):a.createVariable(c,d,b)};Blockly.Variables.getAddedVariables=function(a,b){var c=a.getAllVariables(),d=[];if(b.length!=c.length)for(var e=0;e<c.length;e++){var f=c[e];-1==b.indexOf(f)&&d.push(f)}return d};Blockly.VariablesDynamic={};Blockly.VariablesDynamic.onCreateVariableButtonClick_String=function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace(),null,"String")};Blockly.VariablesDynamic.onCreateVariableButtonClick_Number=function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace(),null,"Number")};Blockly.VariablesDynamic.onCreateVariableButtonClick_Colour=function(a){Blockly.Variables.createVariableButtonHandler(a.getTargetWorkspace(),null,"Colour")};
+Blockly.VariablesDynamic.flyoutCategory=function(a){var b=[],c=goog.dom.createDom("button");c.setAttribute("text",Blockly.Msg.NEW_STRING_VARIABLE);c.setAttribute("callbackKey","CREATE_VARIABLE_STRING");b.push(c);c=goog.dom.createDom("button");c.setAttribute("text",Blockly.Msg.NEW_NUMBER_VARIABLE);c.setAttribute("callbackKey","CREATE_VARIABLE_NUMBER");b.push(c);c=goog.dom.createDom("button");c.setAttribute("text",Blockly.Msg.NEW_COLOUR_VARIABLE);c.setAttribute("callbackKey","CREATE_VARIABLE_COLOUR");
+b.push(c);a.registerButtonCallback("CREATE_VARIABLE_STRING",Blockly.VariablesDynamic.onCreateVariableButtonClick_String);a.registerButtonCallback("CREATE_VARIABLE_NUMBER",Blockly.VariablesDynamic.onCreateVariableButtonClick_Number);a.registerButtonCallback("CREATE_VARIABLE_COLOUR",Blockly.VariablesDynamic.onCreateVariableButtonClick_Colour);a=Blockly.VariablesDynamic.flyoutCategoryBlocks(a);return b=b.concat(a)};
+Blockly.VariablesDynamic.flyoutCategoryBlocks=function(a){a=a.getAllVariables();a.sort(Blockly.VariableModel.compareByName);var b=[];if(0<a.length){if(Blockly.Blocks.variables_set_dynamic){var c='<xml><block type="variables_set_dynamic" gap="24">'+Blockly.Variables.generateVariableFieldXmlString(a[0])+"</block></xml>";c=Blockly.Xml.textToDom(c).firstChild;b.push(c)}if(Blockly.Blocks.variables_get_dynamic)for(var d=0;c=a[d];d++)c='<xml><block type="variables_get_dynamic" gap="8">'+Blockly.Variables.generateVariableFieldXmlString(c)+
+"</block></xml>",c=Blockly.Xml.textToDom(c).firstChild,b.push(c)}return b};Blockly.WorkspaceAudio=function(a){this.parentWorkspace_=a;this.SOUNDS_=Object.create(null)};Blockly.WorkspaceAudio.prototype.lastSound_=null;Blockly.WorkspaceAudio.prototype.dispose=function(){this.SOUNDS_=this.parentWorkspace_=null};Blockly.WorkspaceAudio.prototype.load=function(a,b){if(a.length){try{var c=new window.Audio}catch(h){return}for(var d,e=0;e<a.length;e++){var f=a[e],g=f.match(/\.(\w+)$/);if(g&&c.canPlayType("audio/"+g[1])){d=new window.Audio(f);break}}d&&d.play&&(this.SOUNDS_[b]=d)}};
 Blockly.WorkspaceAudio.prototype.preload=function(){for(var a in this.SOUNDS_){var b=this.SOUNDS_[a];b.volume=.01;b.play();b.pause();if(goog.userAgent.IPAD||goog.userAgent.IPHONE)break}};
-Blockly.WorkspaceAudio.prototype.play=function(a,b){var c=this.SOUNDS_[a];if(c){var d=new Date;null!=this.lastSound_&&d-this.lastSound_<Blockly.SOUND_LIMIT||(this.lastSound_=d,c=goog.userAgent.DOCUMENT_MODE&&9===goog.userAgent.DOCUMENT_MODE||goog.userAgent.IPAD||goog.userAgent.ANDROID?c:c.cloneNode(),c.volume=void 0===b?1:b,c.play())}else this.parentWorkspace_&&this.parentWorkspace_.getAudioManager().play(a,b)};Blockly.WorkspaceDragSurfaceSvg=function(a){this.container_=a;this.createDom()};Blockly.WorkspaceDragSurfaceSvg.prototype.SVG_=null;Blockly.WorkspaceDragSurfaceSvg.prototype.dragGroup_=null;Blockly.WorkspaceDragSurfaceSvg.prototype.container_=null;
+Blockly.WorkspaceAudio.prototype.play=function(a,b){var c=this.SOUNDS_[a];if(c){var d=new Date;null!=this.lastSound_&&d-this.lastSound_<Blockly.SOUND_LIMIT||(this.lastSound_=d,c=goog.userAgent.DOCUMENT_MODE&&9===goog.userAgent.DOCUMENT_MODE||goog.userAgent.IPAD||goog.userAgent.ANDROID?c:c.cloneNode(),c.volume=void 0===b?1:b,c.play())}else this.parentWorkspace_&&this.parentWorkspace_.getAudioManager().play(a,b)};Blockly.WorkspaceCommentSvg.render={};Blockly.WorkspaceCommentSvg.RESIZE_SIZE=8;Blockly.WorkspaceCommentSvg.BORDER_RADIUS=3;Blockly.WorkspaceCommentSvg.TEXTAREA_OFFSET=2;Blockly.WorkspaceCommentSvg.TOP_OFFSET=10;Blockly.WorkspaceCommentSvg.prototype.getHeightWidth=function(){return{width:this.getWidth(),height:this.getHeight()}};
+Blockly.WorkspaceCommentSvg.prototype.render=function(){if(!this.rendered_){var a=this.getHeightWidth();this.createEditor_();this.svgGroup_.appendChild(this.foreignObject_);this.svgHandleTarget_=Blockly.utils.createSvgElement("rect",{"class":"blocklyCommentHandleTarget",x:0,y:0});this.svgGroup_.appendChild(this.svgHandleTarget_);this.svgRectTarget_=Blockly.utils.createSvgElement("rect",{"class":"blocklyCommentTarget",x:0,y:0,rx:Blockly.WorkspaceCommentSvg.BORDER_RADIUS,ry:Blockly.WorkspaceCommentSvg.BORDER_RADIUS});
+this.svgGroup_.appendChild(this.svgRectTarget_);this.addResizeDom_();this.isDeletable()&&this.addDeleteDom_();this.setSize_(a.width,a.height);this.textarea_.value=this.content_;this.rendered_=!0;this.resizeGroup_&&Blockly.bindEventWithChecks_(this.resizeGroup_,"mousedown",this,this.resizeMouseDown_);this.isDeletable()&&(Blockly.bindEventWithChecks_(this.deleteGroup_,"mousedown",this,this.deleteMouseDown_),Blockly.bindEventWithChecks_(this.deleteGroup_,"mouseout",this,this.deleteMouseOut_),Blockly.bindEventWithChecks_(this.deleteGroup_,
+"mouseup",this,this.deleteMouseUp_))}};
+Blockly.WorkspaceCommentSvg.prototype.createEditor_=function(){this.foreignObject_=Blockly.utils.createSvgElement("foreignObject",{x:0,y:Blockly.WorkspaceCommentSvg.TOP_OFFSET,"class":"blocklyCommentForeignObject"},null);var a=document.createElementNS(Blockly.HTML_NS,"body");a.setAttribute("xmlns",Blockly.HTML_NS);a.className="blocklyMinimalBody";var b=document.createElementNS(Blockly.HTML_NS,"textarea");b.className="blocklyCommentTextarea";b.setAttribute("dir",this.RTL?"RTL":"LTR");a.appendChild(b);
+this.textarea_=b;this.foreignObject_.appendChild(a);Blockly.bindEventWithChecks_(b,"wheel",this,function(a){a.stopPropagation()});Blockly.bindEventWithChecks_(b,"change",this,function(a){this.setContent(b.value)});return this.foreignObject_};
+Blockly.WorkspaceCommentSvg.prototype.addResizeDom_=function(){this.resizeGroup_=Blockly.utils.createSvgElement("g",{"class":this.RTL?"blocklyResizeSW":"blocklyResizeSE"},this.svgGroup_);var a=Blockly.WorkspaceCommentSvg.RESIZE_SIZE;Blockly.utils.createSvgElement("polygon",{points:"0,x x,x x,0".replace(/x/g,a.toString())},this.resizeGroup_);Blockly.utils.createSvgElement("line",{"class":"blocklyResizeLine",x1:a/3,y1:a-1,x2:a-1,y2:a/3},this.resizeGroup_);Blockly.utils.createSvgElement("line",{"class":"blocklyResizeLine",
+x1:2*a/3,y1:a-1,x2:a-1,y2:2*a/3},this.resizeGroup_)};
+Blockly.WorkspaceCommentSvg.prototype.addDeleteDom_=function(){this.deleteGroup_=Blockly.utils.createSvgElement("g",{"class":"blocklyCommentDeleteIcon"},this.svgGroup_);this.deleteIconBorder_=Blockly.utils.createSvgElement("circle",{"class":"blocklyDeleteIconShape",r:"7",cx:"7.5",cy:"7.5"},this.deleteGroup_);Blockly.utils.createSvgElement("line",{x1:"5",y1:"10",x2:"10",y2:"5",stroke:"#fff","stroke-width":"2"},this.deleteGroup_);Blockly.utils.createSvgElement("line",{x1:"5",y1:"5",x2:"10",y2:"10",
+stroke:"#fff","stroke-width":"2"},this.deleteGroup_)};
+Blockly.WorkspaceCommentSvg.prototype.resizeMouseDown_=function(a){this.unbindDragEvents_();Blockly.utils.isRightButton(a)||(this.workspace.startDrag(a,new goog.math.Coordinate(this.workspace.RTL?-this.width_:this.width_,this.height_)),this.onMouseUpWrapper_=Blockly.bindEventWithChecks_(document,"mouseup",this,this.resizeMouseUp_),this.onMouseMoveWrapper_=Blockly.bindEventWithChecks_(document,"mousemove",this,this.resizeMouseMove_),Blockly.hideChaff());a.stopPropagation()};
+Blockly.WorkspaceCommentSvg.prototype.deleteMouseDown_=function(a){Blockly.utils.addClass(this.deleteIconBorder_,"blocklyDeleteIconHighlighted");a.stopPropagation()};Blockly.WorkspaceCommentSvg.prototype.deleteMouseOut_=function(){Blockly.utils.removeClass(this.deleteIconBorder_,"blocklyDeleteIconHighlighted")};Blockly.WorkspaceCommentSvg.prototype.deleteMouseUp_=function(a){this.dispose(!0,!0);a.stopPropagation()};
+Blockly.WorkspaceCommentSvg.prototype.unbindDragEvents_=function(){this.onMouseUpWrapper_&&(Blockly.unbindEvent_(this.onMouseUpWrapper_),this.onMouseUpWrapper_=null);this.onMouseMoveWrapper_&&(Blockly.unbindEvent_(this.onMouseMoveWrapper_),this.onMouseMoveWrapper_=null)};Blockly.WorkspaceCommentSvg.prototype.resizeMouseUp_=function(){Blockly.Touch.clearTouchIdentifier();this.unbindDragEvents_()};
+Blockly.WorkspaceCommentSvg.prototype.resizeMouseMove_=function(a){this.autoLayout_=!1;a=this.workspace.moveDrag(a);this.setSize_(this.RTL?-a.x:a.x,a.y)};
+Blockly.WorkspaceCommentSvg.prototype.resizeComment_=function(){var a=this.getHeightWidth(),b=Blockly.WorkspaceCommentSvg.TOP_OFFSET,c=2*Blockly.WorkspaceCommentSvg.TEXTAREA_OFFSET;this.foreignObject_.setAttribute("width",a.width);this.foreignObject_.setAttribute("height",a.height-b);this.RTL&&this.foreignObject_.setAttribute("x",-a.width);this.textarea_.style.width=a.width-c+"px";this.textarea_.style.height=a.height-c-b+"px"};
+Blockly.WorkspaceCommentSvg.prototype.setSize_=function(a,b){a=Math.max(a,45);b=Math.max(b,20+Blockly.WorkspaceCommentSvg.TOP_OFFSET);this.width_=a;this.height_=b;this.svgRect_.setAttribute("width",a);this.svgRect_.setAttribute("height",b);this.svgRectTarget_.setAttribute("width",a);this.svgRectTarget_.setAttribute("height",b);this.svgHandleTarget_.setAttribute("width",a);this.svgHandleTarget_.setAttribute("height",Blockly.WorkspaceCommentSvg.TOP_OFFSET);this.RTL&&(this.svgRect_.setAttribute("transform",
+"scale(-1 1)"),this.svgRectTarget_.setAttribute("transform","scale(-1 1)"));var c=Blockly.WorkspaceCommentSvg.RESIZE_SIZE;this.resizeGroup_&&(this.RTL?(this.resizeGroup_.setAttribute("transform","translate("+(-a+c)+","+(b-c)+") scale(-1 1)"),this.deleteGroup_.setAttribute("transform","translate("+(-a+c)+","+-c+") scale(-1 1)")):(this.resizeGroup_.setAttribute("transform","translate("+(a-c)+","+(b-c)+")"),this.deleteGroup_.setAttribute("transform","translate("+(a-c)+","+-c+")")));this.resizeComment_()};
+Blockly.WorkspaceCommentSvg.prototype.disposeInternal_=function(){this.svgHandleTarget_=this.svgRectTarget_=this.foreignObject_=this.textarea_=null};Blockly.WorkspaceCommentSvg.prototype.setFocus=function(){var a=this;this.focused_=!0;setTimeout(function(){a.textarea_.focus();a.addFocus();Blockly.utils.addClass(a.svgRectTarget_,"blocklyCommentTargetFocused");Blockly.utils.addClass(a.svgHandleTarget_,"blocklyCommentHandleTargetFocused")},0)};
+Blockly.WorkspaceCommentSvg.prototype.blurFocus=function(){var a=this;this.focused_=!1;setTimeout(function(){a.textarea_.blur();a.removeFocus();Blockly.utils.removeClass(a.svgRectTarget_,"blocklyCommentTargetFocused");Blockly.utils.removeClass(a.svgHandleTarget_,"blocklyCommentHandleTargetFocused")},0)};Blockly.WorkspaceDragSurfaceSvg=function(a){this.container_=a;this.createDom()};Blockly.WorkspaceDragSurfaceSvg.prototype.SVG_=null;Blockly.WorkspaceDragSurfaceSvg.prototype.dragGroup_=null;Blockly.WorkspaceDragSurfaceSvg.prototype.container_=null;
 Blockly.WorkspaceDragSurfaceSvg.prototype.createDom=function(){this.SVG_||(this.SVG_=Blockly.utils.createSvgElement("svg",{xmlns:Blockly.SVG_NS,"xmlns:html":Blockly.HTML_NS,"xmlns:xlink":"http://www.w3.org/1999/xlink",version:"1.1","class":"blocklyWsDragSurface blocklyOverflowVisible"},null),this.container_.appendChild(this.SVG_))};
-Blockly.WorkspaceDragSurfaceSvg.prototype.translateSurface=function(a,b){a=a.toFixed(0);b=b.toFixed(0);this.SVG_.style.display="block";Blockly.utils.setCssTransform(this.SVG_,"translate3d("+a+"px, "+b+"px, 0px)")};Blockly.WorkspaceDragSurfaceSvg.prototype.getSurfaceTranslation=function(){return Blockly.utils.getRelativeXY(this.SVG_)};
-Blockly.WorkspaceDragSurfaceSvg.prototype.clearAndHide=function(a){var b=this.SVG_.childNodes[0],c=this.SVG_.childNodes[1];if(!(b&&c&&Blockly.utils.hasClass(b,"blocklyBlockCanvas")&&Blockly.utils.hasClass(c,"blocklyBubbleCanvas")))throw"Couldn't clear and hide the drag surface.  A node was missing.";null!=this.previousSibling_?Blockly.utils.insertAfter_(b,this.previousSibling_):a.insertBefore(b,a.firstChild);Blockly.utils.insertAfter_(c,b);this.SVG_.style.display="none";goog.asserts.assert(0==this.SVG_.childNodes.length,
-"Drag surface was not cleared.");Blockly.utils.setCssTransform(this.SVG_,"");this.previousSibling_=null};
-Blockly.WorkspaceDragSurfaceSvg.prototype.setContentsAndShow=function(a,b,c,d,e,f){goog.asserts.assert(0==this.SVG_.childNodes.length,"Already dragging a block.");this.previousSibling_=c;a.setAttribute("transform","translate(0, 0) scale("+f+")");b.setAttribute("transform","translate(0, 0) scale("+f+")");this.SVG_.setAttribute("width",d);this.SVG_.setAttribute("height",e);this.SVG_.appendChild(a);this.SVG_.appendChild(b);this.SVG_.style.display="block"};Blockly.Xml={};Blockly.Xml.workspaceToDom=function(a,b){var c=goog.dom.createDom("xml");c.appendChild(Blockly.Xml.variablesToDom(a.getAllVariables()));for(var d=a.getTopBlocks(!0),e=0,f;f=d[e];e++)c.appendChild(Blockly.Xml.blockToDomWithXY(f,b));return c};Blockly.Xml.variablesToDom=function(a){for(var b=goog.dom.createDom("variables"),c=0,d;d=a[c];c++){var e=goog.dom.createDom("variable",null,d.name);e.setAttribute("type",d.type);e.setAttribute("id",d.getId());b.appendChild(e)}return b};
-Blockly.Xml.blockToDomWithXY=function(a,b){var c;a.workspace.RTL&&(c=a.workspace.getWidth());var d=Blockly.Xml.blockToDom(a,b),e=a.getRelativeToSurfaceXY();d.setAttribute("x",Math.round(a.workspace.RTL?c-e.x:e.x));d.setAttribute("y",Math.round(e.y));return d};
-Blockly.Xml.blockToDom=function(a,b){var c=goog.dom.createDom(a.isShadow()?"shadow":"block");c.setAttribute("type",a.type);b||c.setAttribute("id",a.id);if(a.mutationToDom){var d=a.mutationToDom();d&&(d.hasChildNodes()||d.hasAttributes())&&c.appendChild(d)}d=0;for(var e;e=a.inputList[d];d++)for(var f=0,g;g=e.fieldRow[f];f++){var h=g;h.name&&h.EDITABLE&&(g=goog.dom.createDom("field",null,h.getValue()),g.setAttribute("name",h.name),h instanceof Blockly.FieldVariable&&(h=a.workspace.getVariable(h.getValue()))&&
-(g.setAttribute("id",h.getId()),g.setAttribute("variabletype",h.type)),c.appendChild(g))}if(d=a.getCommentText())d=goog.dom.createDom("comment",null,d),"object"==typeof a.comment&&(d.setAttribute("pinned",a.comment.isVisible()),e=a.comment.getBubbleSize(),d.setAttribute("h",e.height),d.setAttribute("w",e.width)),c.appendChild(d);a.data&&(d=goog.dom.createDom("data",null,a.data),c.appendChild(d));for(d=0;e=a.inputList[d];d++){var k;g=!0;e.type!=Blockly.DUMMY_INPUT&&(h=e.connection.targetBlock(),e.type==
-Blockly.INPUT_VALUE?k=goog.dom.createDom("value"):e.type==Blockly.NEXT_STATEMENT&&(k=goog.dom.createDom("statement")),f=e.connection.getShadowDom(),!f||h&&h.isShadow()||k.appendChild(Blockly.Xml.cloneShadow_(f)),h&&(k.appendChild(Blockly.Xml.blockToDom(h,b)),g=!1),k.setAttribute("name",e.name),g||c.appendChild(k))}a.inputsInlineDefault!=a.inputsInline&&c.setAttribute("inline",a.inputsInline);a.isCollapsed()&&c.setAttribute("collapsed",!0);a.disabled&&c.setAttribute("disabled",!0);a.isDeletable()||
-a.isShadow()||c.setAttribute("deletable",!1);a.isMovable()||a.isShadow()||c.setAttribute("movable",!1);a.isEditable()||c.setAttribute("editable",!1);if(d=a.getNextBlock())k=goog.dom.createDom("next",null,Blockly.Xml.blockToDom(d,b)),c.appendChild(k);f=a.nextConnection&&a.nextConnection.getShadowDom();!f||d&&d.isShadow()||k.appendChild(Blockly.Xml.cloneShadow_(f));return c};
-Blockly.Xml.cloneShadow_=function(a){for(var b=a=a.cloneNode(!0),c;b;)if(b.firstChild)b=b.firstChild;else{for(;b&&!b.nextSibling;)c=b,b=b.parentNode,3==c.nodeType&&""==c.data.trim()&&b.firstChild!=c&&goog.dom.removeNode(c);b&&(c=b,b=b.nextSibling,3==c.nodeType&&""==c.data.trim()&&goog.dom.removeNode(c))}return a};Blockly.Xml.domToText=function(a){return(new XMLSerializer).serializeToString(a)};
-Blockly.Xml.domToPrettyText=function(a){a=Blockly.Xml.domToText(a).split("<");for(var b="",c=1;c<a.length;c++){var d=a[c];"/"==d[0]&&(b=b.substring(2));a[c]=b+"<"+d;"/"!=d[0]&&"/>"!=d.slice(-2)&&(b+="  ")}a=a.join("\n");a=a.replace(/(<(\w+)\b[^>]*>[^\n]*)\n *<\/\2>/g,"$1</$2>");return a.replace(/^\n/,"")};
-Blockly.Xml.textToDom=function(a){(a=(new DOMParser).parseFromString(a,"text/xml"))&&a.firstChild&&"xml"==a.firstChild.nodeName.toLowerCase()&&a.firstChild===a.lastChild||goog.asserts.fail("Blockly.Xml.textToDom did not obtain a valid XML tree.");return a.firstChild};
-Blockly.Xml.domToWorkspace=function(a,b){if(a instanceof Blockly.Workspace){var c=a;a=b;b=c;console.warn("Deprecated call to Blockly.Xml.domToWorkspace, swap the arguments.")}var d;b.RTL&&(d=b.getWidth());c=[];Blockly.Field.startCache();var e=a.childNodes.length,f=Blockly.Events.getGroup();f||Blockly.Events.setGroup(!0);b.setResizesEnabled&&b.setResizesEnabled(!1);var g=!0;try{for(var h=0;h<e;h++){var k=a.childNodes[h],n=k.nodeName.toLowerCase();if("block"==n||"shadow"==n&&!Blockly.Events.recordUndo){var p=
-Blockly.Xml.domToBlock(k,b);c.push(p.id);var l=parseInt(k.getAttribute("x"),10),m=parseInt(k.getAttribute("y"),10);isNaN(l)||isNaN(m)||p.moveBy(b.RTL?d-l:l,m);g=!1}else if("shadow"==n)goog.asserts.fail("Shadow block cannot be a top-level block."),g=!1;else if("variables"==n){if(g)Blockly.Xml.domToVariables(k,b);else throw Error("'variables' tag must exist once before block and shadow tag elements in the workspace XML, but it was found in another location.");g=!1}}}finally{f||Blockly.Events.setGroup(!1),
-Blockly.Field.stopCache()}b.updateVariableStore(!1);b.setResizesEnabled&&b.setResizesEnabled(!0);return c};
-Blockly.Xml.appendDomToWorkspace=function(a,b){if(b.hasOwnProperty("scale")){var c=Blockly.BlockSvg.TAB_WIDTH;try{Blockly.BlockSvg.TAB_WIDTH=0;var d=b.getBlocksBoundingBox()}finally{Blockly.BlockSvg.TAB_WIDTH=c}}c=Blockly.Xml.domToWorkspace(a,b);if(d&&d.height){var e=d.y+d.height;var f=d.x;var g=Infinity,h=Infinity;for(d=0;d<c.length;d++){var k=b.getBlockById(c[d]).getRelativeToSurfaceXY();k.y<h&&(h=k.y);k.x<g&&(g=k.x)}e=e-h+Blockly.BlockSvg.SEP_SPACE_Y;f-=g;var n;b.RTL&&(n=b.getWidth());for(d=0;d<
-c.length;d++)b.getBlockById(c[d]).moveBy(b.RTL?n-f:f,e)}return c};
-Blockly.Xml.domToBlock=function(a,b){if(a instanceof Blockly.Workspace){var c=a;a=b;b=c;console.warn("Deprecated call to Blockly.Xml.domToBlock, swap the arguments.")}Blockly.Events.disable();try{var d=Blockly.Xml.domToBlockHeadless_(a,b);if(b.rendered){d.setConnectionsHidden(!0);for(var e=d.getDescendants(),f=e.length-1;0<=f;f--)e[f].initSvg();for(f=e.length-1;0<=f;f--)e[f].render(!1);setTimeout(function(){d.workspace&&d.setConnectionsHidden(!1)},1);d.updateDisabled();b.resizeContents()}}finally{Blockly.Events.enable()}Blockly.Events.isEnabled()&&
-Blockly.Events.fire(new Blockly.Events.BlockCreate(d));return d};Blockly.Xml.domToVariables=function(a,b){for(var c=0,d;d=a.children[c];c++){var e=d.getAttribute("type"),f=d.getAttribute("id");d=d.textContent;if(null==e)throw Error("Variable with id, "+f+" is without a type");b.createVariable(d,e,f)}};
-Blockly.Xml.domToBlockHeadless_=function(a,b){var c=null,d=a.getAttribute("type");goog.asserts.assert(d,"Block type unspecified: %s",a.outerHTML);var e=a.getAttribute("id");c=b.newBlock(d,e);for(var f=null,g=0,h;h=a.childNodes[g];g++)if(3!=h.nodeType){var k=null,n=null;f=0;for(var p;p=h.childNodes[f];f++)1==p.nodeType&&("block"==p.nodeName.toLowerCase()?k=p:"shadow"==p.nodeName.toLowerCase()&&(n=p));!k&&n&&(k=n);f=h.getAttribute("name");switch(h.nodeName.toLowerCase()){case "mutation":c.domToMutation&&
-(c.domToMutation(h),c.initSvg&&c.initSvg());break;case "comment":c.setCommentText(h.textContent);var l=h.getAttribute("pinned");l&&!c.isInFlyout&&setTimeout(function(){c.comment&&c.comment.setVisible&&c.comment.setVisible("true"==l)},1);f=parseInt(h.getAttribute("w"),10);h=parseInt(h.getAttribute("h"),10);!isNaN(f)&&!isNaN(h)&&c.comment&&c.comment.setVisible&&c.comment.setBubbleSize(f,h);break;case "data":c.data=h.textContent;break;case "title":case "field":k=c.getField(f);n=h.textContent;if(k instanceof
-Blockly.FieldVariable){p=h.getAttribute("variabletype")||"";var m=b.getVariable(n);m||(m=b.createVariable(n,p,h.getAttribute(e)));if(null!=p&&p!==m.type)throw Error("Serialized variable type with id '"+m.getId()+"' had type "+m.type+", and does not match variable field that references it: "+Blockly.Xml.domToText(h)+".");}if(!k){console.warn("Ignoring non-existent field "+f+" in block "+d);break}k.setValue(n);break;case "value":case "statement":h=c.getInput(f);if(!h){console.warn("Ignoring non-existent input "+
-f+" in block "+d);break}n&&h.connection.setShadowDom(n);k&&(f=Blockly.Xml.domToBlockHeadless_(k,b),f.outputConnection?h.connection.connect(f.outputConnection):f.previousConnection?h.connection.connect(f.previousConnection):goog.asserts.fail("Child block does not have output or previous statement."));break;case "next":n&&c.nextConnection&&c.nextConnection.setShadowDom(n);k&&(goog.asserts.assert(c.nextConnection,"Next statement does not exist."),goog.asserts.assert(!c.nextConnection.isConnected(),"Next statement is already connected."),
-f=Blockly.Xml.domToBlockHeadless_(k,b),goog.asserts.assert(f.previousConnection,"Next block does not have previous statement."),c.nextConnection.connect(f.previousConnection));break;default:console.warn("Ignoring unknown tag: "+h.nodeName)}}(g=a.getAttribute("inline"))&&c.setInputsInline("true"==g);(g=a.getAttribute("disabled"))&&c.setDisabled("true"==g);(g=a.getAttribute("deletable"))&&c.setDeletable("true"==g);(g=a.getAttribute("movable"))&&c.setMovable("true"==g);(g=a.getAttribute("editable"))&&
-c.setEditable("true"==g);(g=a.getAttribute("collapsed"))&&c.setCollapsed("true"==g);if("shadow"==a.nodeName.toLowerCase()){d=c.getChildren();for(g=0;e=d[g];g++)goog.asserts.assert(e.isShadow(),"Shadow block not allowed non-shadow child.");goog.asserts.assert(0==c.getVars().length,"Shadow blocks cannot have variable fields.");c.setShadow(!0)}return c};Blockly.Xml.deleteNext=function(a){for(var b=0,c;c=a.childNodes[b];b++)if("next"==c.nodeName.toLowerCase()){a.removeChild(c);break}};
-goog.global.Blockly||(goog.global.Blockly={});goog.global.Blockly.Xml||(goog.global.Blockly.Xml={});goog.global.Blockly.Xml.domToText=Blockly.Xml.domToText;goog.global.Blockly.Xml.domToWorkspace=Blockly.Xml.domToWorkspace;goog.global.Blockly.Xml.textToDom=Blockly.Xml.textToDom;goog.global.Blockly.Xml.workspaceToDom=Blockly.Xml.workspaceToDom;
+Blockly.WorkspaceDragSurfaceSvg.prototype.translateSurface=function(a,b){var c=a.toFixed(0),d=b.toFixed(0);this.SVG_.style.display="block";Blockly.utils.setCssTransform(this.SVG_,"translate3d("+c+"px, "+d+"px, 0px)")};Blockly.WorkspaceDragSurfaceSvg.prototype.getSurfaceTranslation=function(){return Blockly.utils.getRelativeXY(this.SVG_)};
+Blockly.WorkspaceDragSurfaceSvg.prototype.clearAndHide=function(a){if(!a)throw"Couldn't clear and hide the drag surface: missing new surface.";var b=this.SVG_.childNodes[0],c=this.SVG_.childNodes[1];if(!(b&&c&&Blockly.utils.hasClass(b,"blocklyBlockCanvas")&&Blockly.utils.hasClass(c,"blocklyBubbleCanvas")))throw"Couldn't clear and hide the drag surface.  A node was missing.";null!=this.previousSibling_?Blockly.utils.insertAfter_(b,this.previousSibling_):a.insertBefore(b,a.firstChild);Blockly.utils.insertAfter_(c,
+b);this.SVG_.style.display="none";goog.asserts.assert(0==this.SVG_.childNodes.length,"Drag surface was not cleared.");Blockly.utils.setCssTransform(this.SVG_,"");this.previousSibling_=null};
+Blockly.WorkspaceDragSurfaceSvg.prototype.setContentsAndShow=function(a,b,c,d,e,f){goog.asserts.assert(0==this.SVG_.childNodes.length,"Already dragging a block.");this.previousSibling_=c;a.setAttribute("transform","translate(0, 0) scale("+f+")");b.setAttribute("transform","translate(0, 0) scale("+f+")");this.SVG_.setAttribute("width",d);this.SVG_.setAttribute("height",e);this.SVG_.appendChild(a);this.SVG_.appendChild(b);this.SVG_.style.display="block"};Blockly.Xml={};Blockly.Xml.workspaceToDom=function(a,b){var c=goog.dom.createDom("xml");c.appendChild(Blockly.Xml.variablesToDom(Blockly.Variables.allUsedVarModels(a)));for(var d=a.getTopComments(!0),e=0,f;f=d[e];e++)c.appendChild(f.toXmlWithXY(b));d=a.getTopBlocks(!0);for(e=0;f=d[e];e++)c.appendChild(Blockly.Xml.blockToDomWithXY(f,b));return c};
+Blockly.Xml.variablesToDom=function(a){for(var b=goog.dom.createDom("variables"),c=0,d;d=a[c];c++){var e=goog.dom.createDom("variable",null,d.name);e.setAttribute("type",d.type);e.setAttribute("id",d.getId());b.appendChild(e)}return b};Blockly.Xml.blockToDomWithXY=function(a,b){var c;a.workspace.RTL&&(c=a.workspace.getWidth());var d=Blockly.Xml.blockToDom(a,b),e=a.getRelativeToSurfaceXY();d.setAttribute("x",Math.round(a.workspace.RTL?c-e.x:e.x));d.setAttribute("y",Math.round(e.y));return d};
+Blockly.Xml.fieldToDomVariable_=function(a){null==a.getValue()&&(a.initModel(),a.getValue());var b=a.getVariable();if(!b)throw Error("Tried to serialize a variable field with no variable.");var c=goog.dom.createDom("field",null,b.name);c.setAttribute("name",a.name);c.setAttribute("id",b.getId());c.setAttribute("variabletype",b.type);return c};
+Blockly.Xml.fieldToDom_=function(a){if(a.name&&a.EDITABLE){if(a.referencesVariables())return Blockly.Xml.fieldToDomVariable_(a);var b=goog.dom.createDom("field",null,a.getValue());b.setAttribute("name",a.name);return b}return null};Blockly.Xml.allFieldsToDom_=function(a,b){for(var c=0,d;d=a.inputList[c];c++)for(var e=0,f;f=d.fieldRow[e];e++)(f=Blockly.Xml.fieldToDom_(f))&&b.appendChild(f)};
+Blockly.Xml.blockToDom=function(a,b){var c=goog.dom.createDom(a.isShadow()?"shadow":"block");c.setAttribute("type",a.type);b||c.setAttribute("id",a.id);if(a.mutationToDom){var d=a.mutationToDom();d&&(d.hasChildNodes()||d.hasAttributes())&&c.appendChild(d)}Blockly.Xml.allFieldsToDom_(a,c);if(d=a.getCommentText()){d=goog.dom.createDom("comment",null,d);if("object"==typeof a.comment){d.setAttribute("pinned",a.comment.isVisible());var e=a.comment.getBubbleSize();d.setAttribute("h",e.height);d.setAttribute("w",
+e.width)}c.appendChild(d)}a.data&&(d=goog.dom.createDom("data",null,a.data),c.appendChild(d));e=0;for(var f;f=a.inputList[e];e++){var g,h=!0;if(f.type!=Blockly.DUMMY_INPUT){var k=f.connection.targetBlock();f.type==Blockly.INPUT_VALUE?g=goog.dom.createDom("value"):f.type==Blockly.NEXT_STATEMENT&&(g=goog.dom.createDom("statement"));d=f.connection.getShadowDom();!d||k&&k.isShadow()||g.appendChild(Blockly.Xml.cloneShadow_(d));k&&(g.appendChild(Blockly.Xml.blockToDom(k,b)),h=!1);g.setAttribute("name",
+f.name);h||c.appendChild(g)}}a.inputsInlineDefault!=a.inputsInline&&c.setAttribute("inline",a.inputsInline);a.isCollapsed()&&c.setAttribute("collapsed",!0);a.disabled&&c.setAttribute("disabled",!0);a.isDeletable()||a.isShadow()||c.setAttribute("deletable",!1);a.isMovable()||a.isShadow()||c.setAttribute("movable",!1);a.isEditable()||c.setAttribute("editable",!1);if(e=a.getNextBlock())g=goog.dom.createDom("next",null,Blockly.Xml.blockToDom(e,b)),c.appendChild(g);d=a.nextConnection&&a.nextConnection.getShadowDom();
+!d||e&&e.isShadow()||g.appendChild(Blockly.Xml.cloneShadow_(d));return c};Blockly.Xml.cloneShadow_=function(a){for(var b=a=a.cloneNode(!0),c;b;)if(b.firstChild)b=b.firstChild;else{for(;b&&!b.nextSibling;)c=b,b=b.parentNode,3==c.nodeType&&""==c.data.trim()&&b.firstChild!=c&&goog.dom.removeNode(c);b&&(c=b,b=b.nextSibling,3==c.nodeType&&""==c.data.trim()&&goog.dom.removeNode(c))}return a};Blockly.Xml.domToText=function(a){return(new XMLSerializer).serializeToString(a)};
+Blockly.Xml.domToPrettyText=function(a){a=Blockly.Xml.domToText(a).split("<");for(var b="",c=1;c<a.length;c++){var d=a[c];"/"==d[0]&&(b=b.substring(2));a[c]=b+"<"+d;"/"!=d[0]&&"/>"!=d.slice(-2)&&(b+="  ")}a=a.join("\n");a=a.replace(/(<(\w+)\b[^>]*>[^\n]*)\n *<\/\2>/g,"$1</$2>");return a.replace(/^\n/,"")};Blockly.Xml.textToDomDocument_=function(a){return(new DOMParser).parseFromString(a,"text/xml")};
+Blockly.Xml.textToDom=function(a){a=Blockly.Xml.textToDomDocument_(a);if(!a||!a.documentElement||"xml"!=a.documentElement.nodeName.toLowerCase())throw Error("Blockly.Xml.textToDom expected an <xml> document.");return a.documentElement};Blockly.Xml.clearWorkspaceAndLoadFromXml=function(a,b){b.setResizesEnabled(!1);b.clear();var c=Blockly.Xml.domToWorkspace(a,b);b.setResizesEnabled(!0);return c};
+Blockly.Xml.domToWorkspace=function(a,b){if(a instanceof Blockly.Workspace){var c=a;a=b;b=c;console.warn("Deprecated call to Blockly.Xml.domToWorkspace, swap the arguments.")}var d;b.RTL&&(d=b.getWidth());c=[];Blockly.Field.startCache();var e=a.childNodes.length,f=Blockly.Events.getGroup();f||Blockly.Events.setGroup(!0);b.setResizesEnabled&&b.setResizesEnabled(!1);var g=!0;try{for(var h=0;h<e;h++){var k=a.childNodes[h],l=k.nodeName.toLowerCase();if("block"==l||"shadow"==l&&!Blockly.Events.recordUndo){var n=
+Blockly.Xml.domToBlock(k,b);c.push(n.id);var m=k.hasAttribute("x")?parseInt(k.getAttribute("x"),10):10,p=k.hasAttribute("y")?parseInt(k.getAttribute("y"),10):10;isNaN(m)||isNaN(p)||n.moveBy(b.RTL?d-m:m,p);g=!1}else{if("shadow"==l)throw Error("Shadow block cannot be a top-level block.");if("comment"==l)b.rendered?Blockly.WorkspaceCommentSvg.fromXml(k,b,d):Blockly.WorkspaceComment.fromXml(k,b);else if("variables"==l){if(g)Blockly.Xml.domToVariables(k,b);else throw Error("'variables' tag must exist once before block and shadow tag elements in the workspace XML, but it was found in another location.");
+g=!1}}}}finally{f||Blockly.Events.setGroup(!1),Blockly.Field.stopCache()}b.setResizesEnabled&&b.setResizesEnabled(!0);return c};
+Blockly.Xml.appendDomToWorkspace=function(a,b){if(b.hasOwnProperty("scale")){var c=Blockly.BlockSvg.TAB_WIDTH;try{Blockly.BlockSvg.TAB_WIDTH=0;var d=b.getBlocksBoundingBox()}finally{Blockly.BlockSvg.TAB_WIDTH=c}}c=Blockly.Xml.domToWorkspace(a,b);if(d&&d.height){var e=d.y+d.height;var f=d.x;var g=Infinity,h=Infinity;for(d=0;d<c.length;d++){var k=b.getBlockById(c[d]).getRelativeToSurfaceXY();k.y<h&&(h=k.y);k.x<g&&(g=k.x)}e=e-h+Blockly.BlockSvg.SEP_SPACE_Y;f-=g;var l;b.RTL&&(l=b.getWidth());for(d=0;d<
+c.length;d++)b.getBlockById(c[d]).moveBy(b.RTL?l-f:f,e)}return c};
+Blockly.Xml.domToBlock=function(a,b){if(a instanceof Blockly.Workspace){var c=a;a=b;b=c;console.warn("Deprecated call to Blockly.Xml.domToBlock, swap the arguments.")}Blockly.Events.disable();c=b.getAllVariables();try{var d=Blockly.Xml.domToBlockHeadless_(a,b),e=d.getDescendants(!1);if(b.rendered){d.setConnectionsHidden(!0);for(var f=e.length-1;0<=f;f--)e[f].initSvg();for(f=e.length-1;0<=f;f--)e[f].render(!1);setTimeout(function(){d.workspace&&d.setConnectionsHidden(!1)},1);d.updateDisabled();b.resizeContents()}else for(f=
+e.length-1;0<=f;f--)e[f].initModel()}finally{Blockly.Events.enable()}if(Blockly.Events.isEnabled()){e=Blockly.Variables.getAddedVariables(b,c);for(f=0;f<e.length;f++)Blockly.Events.fire(new Blockly.Events.VarCreate(e[f]));Blockly.Events.fire(new Blockly.Events.BlockCreate(d))}return d};
+Blockly.Xml.domToVariables=function(a,b){for(var c=0,d;d=a.children[c];c++){var e=d.getAttribute("type"),f=d.getAttribute("id");d=d.textContent;if(null==e)throw Error("Variable with id, "+f+" is without a type");b.createVariable(d,e,f)}};
+Blockly.Xml.domToBlockHeadless_=function(a,b){var c=null,d=a.getAttribute("type");if(!d)throw Error("Block type unspecified: "+a.outerHTML);var e=a.getAttribute("id");c=b.newBlock(d,e);var f=null;e=0;for(var g;g=a.childNodes[e];e++)if(3!=g.nodeType){for(var h=f=null,k=0,l;l=g.childNodes[k];k++)1==l.nodeType&&("block"==l.nodeName.toLowerCase()?f=l:"shadow"==l.nodeName.toLowerCase()&&(h=l));!f&&h&&(f=h);k=g.getAttribute("name");switch(g.nodeName.toLowerCase()){case "mutation":c.domToMutation&&(c.domToMutation(g),
+c.initSvg&&c.initSvg());break;case "comment":c.setCommentText(g.textContent);var n=g.getAttribute("pinned");n&&!c.isInFlyout&&setTimeout(function(){c.comment&&c.comment.setVisible&&c.comment.setVisible("true"==n)},1);f=parseInt(g.getAttribute("w"),10);g=parseInt(g.getAttribute("h"),10);!isNaN(f)&&!isNaN(g)&&c.comment&&c.comment.setVisible&&c.comment.setBubbleSize(f,g);break;case "data":c.data=g.textContent;break;case "title":case "field":Blockly.Xml.domToField_(c,k,g);break;case "value":case "statement":g=
+c.getInput(k);if(!g){console.warn("Ignoring non-existent input "+k+" in block "+d);break}h&&g.connection.setShadowDom(h);if(f)if(f=Blockly.Xml.domToBlockHeadless_(f,b),f.outputConnection)g.connection.connect(f.outputConnection);else if(f.previousConnection)g.connection.connect(f.previousConnection);else throw Error("Child block does not have output or previous statement.");break;case "next":h&&c.nextConnection&&c.nextConnection.setShadowDom(h);if(f){if(!c.nextConnection)throw Error("Next statement does not exist.");
+if(c.nextConnection.isConnected())throw Error("Next statement is already connected.");f=Blockly.Xml.domToBlockHeadless_(f,b);if(!f.previousConnection)throw Error("Next block does not have previous statement.");c.nextConnection.connect(f.previousConnection)}break;default:console.warn("Ignoring unknown tag: "+g.nodeName)}}(e=a.getAttribute("inline"))&&c.setInputsInline("true"==e);(e=a.getAttribute("disabled"))&&c.setDisabled("true"==e||"disabled"==e);(e=a.getAttribute("deletable"))&&c.setDeletable("true"==
+e);(e=a.getAttribute("movable"))&&c.setMovable("true"==e);(e=a.getAttribute("editable"))&&c.setEditable("true"==e);(e=a.getAttribute("collapsed"))&&c.setCollapsed("true"==e);if("shadow"==a.nodeName.toLowerCase()){d=c.getChildren(!1);for(e=0;g=d[e];e++)if(g.isShadow())throw Error("Shadow block not allowed non-shadow child.");if(c.getVarModels().length)throw Error("Shadow blocks cannot have variable references.");c.setShadow(!0)}return c};
+Blockly.Xml.domToFieldVariable_=function(a,b,c,d){var e=b.getAttribute("variabletype")||"";"''"==e&&(e="");a=Blockly.Variables.getOrCreateVariablePackage(a,b.id,c,e);if(null!=e&&e!==a.type)throw Error("Serialized variable type with id '"+a.getId()+"' had type "+a.type+", and does not match variable field that references it: "+Blockly.Xml.domToText(b)+".");d.setValue(a.getId())};
+Blockly.Xml.domToField_=function(a,b,c){var d=a.getField(b);d?(a=a.workspace,b=c.textContent,d.referencesVariables()?Blockly.Xml.domToFieldVariable_(a,c,b,d):d.setValue(b)):console.warn("Ignoring non-existent field "+b+" in block "+a.type)};Blockly.Xml.deleteNext=function(a){for(var b=0,c;c=a.childNodes[b];b++)if("next"==c.nodeName.toLowerCase()){a.removeChild(c);break}};goog.global.Blockly||(goog.global.Blockly={});goog.global.Blockly.Xml||(goog.global.Blockly.Xml={});
+goog.global.Blockly.Xml.domToText=Blockly.Xml.domToText;goog.global.Blockly.Xml.domToWorkspace=Blockly.Xml.domToWorkspace;goog.global.Blockly.Xml.textToDom=Blockly.Xml.textToDom;goog.global.Blockly.Xml.workspaceToDom=Blockly.Xml.workspaceToDom;
 Blockly.ZoomControls=function(a){this.workspace_=a};Blockly.ZoomControls.prototype.WIDTH_=32;Blockly.ZoomControls.prototype.HEIGHT_=110;Blockly.ZoomControls.prototype.MARGIN_BOTTOM_=20;Blockly.ZoomControls.prototype.MARGIN_SIDE_=20;Blockly.ZoomControls.prototype.svgGroup_=null;Blockly.ZoomControls.prototype.left_=0;Blockly.ZoomControls.prototype.top_=0;
-Blockly.ZoomControls.prototype.createDom=function(){var a=this.workspace_;this.svgGroup_=Blockly.utils.createSvgElement("g",{"class":"blocklyZoom"},null);var b=String(Math.random()).substring(2);var c=Blockly.utils.createSvgElement("clipPath",{id:"blocklyZoomoutClipPath"+b},this.svgGroup_);Blockly.utils.createSvgElement("rect",{width:32,height:32,y:77},c);var d=Blockly.utils.createSvgElement("image",{width:Blockly.SPRITE.width,height:Blockly.SPRITE.height,x:-64,y:-15,"clip-path":"url(#blocklyZoomoutClipPath"+
-b+")"},this.svgGroup_);d.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",a.options.pathToMedia+Blockly.SPRITE.url);c=Blockly.utils.createSvgElement("clipPath",{id:"blocklyZoominClipPath"+b},this.svgGroup_);Blockly.utils.createSvgElement("rect",{width:32,height:32,y:43},c);var e=Blockly.utils.createSvgElement("image",{width:Blockly.SPRITE.width,height:Blockly.SPRITE.height,x:-32,y:-49,"clip-path":"url(#blocklyZoominClipPath"+b+")"},this.svgGroup_);e.setAttributeNS("http://www.w3.org/1999/xlink",
-"xlink:href",a.options.pathToMedia+Blockly.SPRITE.url);c=Blockly.utils.createSvgElement("clipPath",{id:"blocklyZoomresetClipPath"+b},this.svgGroup_);Blockly.utils.createSvgElement("rect",{width:32,height:32},c);c=Blockly.utils.createSvgElement("image",{width:Blockly.SPRITE.width,height:Blockly.SPRITE.height,y:-92,"clip-path":"url(#blocklyZoomresetClipPath"+b+")"},this.svgGroup_);c.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",a.options.pathToMedia+Blockly.SPRITE.url);Blockly.bindEventWithChecks_(c,
-"mousedown",null,function(b){a.markFocused();a.setScale(a.options.zoomOptions.startScale);a.scrollCenter();Blockly.Touch.clearTouchIdentifier();b.stopPropagation();b.preventDefault()});Blockly.bindEventWithChecks_(e,"mousedown",null,function(b){a.markFocused();a.zoomCenter(1);Blockly.Touch.clearTouchIdentifier();b.stopPropagation();b.preventDefault()});Blockly.bindEventWithChecks_(d,"mousedown",null,function(b){a.markFocused();a.zoomCenter(-1);Blockly.Touch.clearTouchIdentifier();b.stopPropagation();
-b.preventDefault()});return this.svgGroup_};Blockly.ZoomControls.prototype.init=function(a){this.bottom_=this.MARGIN_BOTTOM_+a;return this.bottom_+this.HEIGHT_};Blockly.ZoomControls.prototype.dispose=function(){this.svgGroup_&&(goog.dom.removeNode(this.svgGroup_),this.svgGroup_=null);this.workspace_=null};
+Blockly.ZoomControls.prototype.createDom=function(){this.svgGroup_=Blockly.utils.createSvgElement("g",{"class":"blocklyZoom"},null);var a=String(Math.random()).substring(2);this.createZoomOutSvg_(a);this.createZoomInSvg_(a);this.createZoomResetSvg_(a);return this.svgGroup_};Blockly.ZoomControls.prototype.init=function(a){this.bottom_=this.MARGIN_BOTTOM_+a;return this.bottom_+this.HEIGHT_};
+Blockly.ZoomControls.prototype.dispose=function(){this.svgGroup_&&(goog.dom.removeNode(this.svgGroup_),this.svgGroup_=null);this.workspace_=null};
 Blockly.ZoomControls.prototype.position=function(){var a=this.workspace_.getMetrics();a&&(this.workspace_.RTL?(this.left_=this.MARGIN_SIDE_+Blockly.Scrollbar.scrollbarThickness,a.toolboxPosition==Blockly.TOOLBOX_AT_LEFT&&(this.left_+=a.flyoutWidth,this.workspace_.toolbox_&&(this.left_+=a.absoluteLeft))):(this.left_=a.viewWidth+a.absoluteLeft-this.WIDTH_-this.MARGIN_SIDE_-Blockly.Scrollbar.scrollbarThickness,a.toolboxPosition==Blockly.TOOLBOX_AT_RIGHT&&(this.left_-=a.flyoutWidth)),this.top_=a.viewHeight+
 a.absoluteTop-this.HEIGHT_-this.bottom_,a.toolboxPosition==Blockly.TOOLBOX_AT_BOTTOM&&(this.top_-=a.flyoutHeight),this.svgGroup_.setAttribute("transform","translate("+this.left_+","+this.top_+")"))};
+Blockly.ZoomControls.prototype.createZoomOutSvg_=function(a){var b=this.workspace_,c=Blockly.utils.createSvgElement("clipPath",{id:"blocklyZoomoutClipPath"+a},this.svgGroup_);Blockly.utils.createSvgElement("rect",{width:32,height:32,y:77},c);a=Blockly.utils.createSvgElement("image",{width:Blockly.SPRITE.width,height:Blockly.SPRITE.height,x:-64,y:-15,"clip-path":"url(#blocklyZoomoutClipPath"+a+")"},this.svgGroup_);a.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",b.options.pathToMedia+Blockly.SPRITE.url);
+Blockly.bindEventWithChecks_(a,"mousedown",null,function(a){b.markFocused();b.zoomCenter(-1);Blockly.Touch.clearTouchIdentifier();a.stopPropagation();a.preventDefault()})};
+Blockly.ZoomControls.prototype.createZoomInSvg_=function(a){var b=this.workspace_,c=Blockly.utils.createSvgElement("clipPath",{id:"blocklyZoominClipPath"+a},this.svgGroup_);Blockly.utils.createSvgElement("rect",{width:32,height:32,y:43},c);a=Blockly.utils.createSvgElement("image",{width:Blockly.SPRITE.width,height:Blockly.SPRITE.height,x:-32,y:-49,"clip-path":"url(#blocklyZoominClipPath"+a+")"},this.svgGroup_);a.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",b.options.pathToMedia+Blockly.SPRITE.url);
+Blockly.bindEventWithChecks_(a,"mousedown",null,function(a){b.markFocused();b.zoomCenter(1);Blockly.Touch.clearTouchIdentifier();a.stopPropagation();a.preventDefault()})};
+Blockly.ZoomControls.prototype.createZoomResetSvg_=function(a){var b=this.workspace_,c=Blockly.utils.createSvgElement("clipPath",{id:"blocklyZoomresetClipPath"+a},this.svgGroup_);Blockly.utils.createSvgElement("rect",{width:32,height:32},c);a=Blockly.utils.createSvgElement("image",{width:Blockly.SPRITE.width,height:Blockly.SPRITE.height,y:-92,"clip-path":"url(#blocklyZoomresetClipPath"+a+")"},this.svgGroup_);a.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",b.options.pathToMedia+Blockly.SPRITE.url);
+Blockly.bindEventWithChecks_(a,"mousedown",null,function(a){b.markFocused();b.setScale(b.options.zoomOptions.startScale);b.scrollCenter();Blockly.Touch.clearTouchIdentifier();a.stopPropagation();a.preventDefault()})};
 Blockly.WorkspaceSvg=function(a,b,c){Blockly.WorkspaceSvg.superClass_.constructor.call(this,a);this.getMetrics=a.getMetrics||Blockly.WorkspaceSvg.getTopLevelWorkspaceMetrics_;this.setMetrics=a.setMetrics||Blockly.WorkspaceSvg.setTopLevelWorkspaceMetrics_;Blockly.ConnectionDB.init(this);b&&(this.blockDragSurface_=b);c&&(this.workspaceDragSurface_=c);this.useWorkspaceDragSurface_=this.workspaceDragSurface_&&Blockly.utils.is3dSupported();this.highlightedBlocks_=[];this.audioManager_=new Blockly.WorkspaceAudio(a.parentWorkspace);
-this.grid_=this.options.gridPattern?new Blockly.Grid(a.gridPattern,a.gridOptions):null;this.registerToolboxCategoryCallback(Blockly.VARIABLE_CATEGORY_NAME,Blockly.Variables.flyoutCategory);this.registerToolboxCategoryCallback(Blockly.PROCEDURE_CATEGORY_NAME,Blockly.Procedures.flyoutCategory)};goog.inherits(Blockly.WorkspaceSvg,Blockly.Workspace);Blockly.WorkspaceSvg.prototype.resizeHandlerWrapper_=null;Blockly.WorkspaceSvg.prototype.rendered=!0;Blockly.WorkspaceSvg.prototype.isFlyout=!1;
-Blockly.WorkspaceSvg.prototype.isMutator=!1;Blockly.WorkspaceSvg.prototype.resizesEnabled_=!0;Blockly.WorkspaceSvg.prototype.scrollX=0;Blockly.WorkspaceSvg.prototype.scrollY=0;Blockly.WorkspaceSvg.prototype.startScrollX=0;Blockly.WorkspaceSvg.prototype.startScrollY=0;Blockly.WorkspaceSvg.prototype.dragDeltaXY_=null;Blockly.WorkspaceSvg.prototype.scale=1;Blockly.WorkspaceSvg.prototype.trashcan=null;Blockly.WorkspaceSvg.prototype.scrollbar=null;Blockly.WorkspaceSvg.prototype.currentGesture_=null;
-Blockly.WorkspaceSvg.prototype.blockDragSurface_=null;Blockly.WorkspaceSvg.prototype.workspaceDragSurface_=null;Blockly.WorkspaceSvg.prototype.useWorkspaceDragSurface_=!1;Blockly.WorkspaceSvg.prototype.isDragSurfaceActive_=!1;Blockly.WorkspaceSvg.prototype.lastRecordedPageScroll_=null;Blockly.WorkspaceSvg.prototype.flyoutButtonCallbacks_={};Blockly.WorkspaceSvg.prototype.toolboxCategoryCallbacks_={};Blockly.WorkspaceSvg.prototype.inverseScreenCTM_=null;
-Blockly.WorkspaceSvg.prototype.getInverseScreenCTM=function(){return this.inverseScreenCTM_};Blockly.WorkspaceSvg.prototype.updateInverseScreenCTM=function(){var a=this.getParentSvg().getScreenCTM();a&&(this.inverseScreenCTM_=a.inverse())};
+this.grid_=this.options.gridPattern?new Blockly.Grid(a.gridPattern,a.gridOptions):null;Blockly.Variables&&Blockly.Variables.flyoutCategory&&this.registerToolboxCategoryCallback(Blockly.VARIABLE_CATEGORY_NAME,Blockly.Variables.flyoutCategory);Blockly.VariablesDynamic&&Blockly.VariablesDynamic.flyoutCategory&&this.registerToolboxCategoryCallback(Blockly.VARIABLE_DYNAMIC_CATEGORY_NAME,Blockly.VariablesDynamic.flyoutCategory);Blockly.Procedures&&Blockly.Procedures.flyoutCategory&&this.registerToolboxCategoryCallback(Blockly.PROCEDURE_CATEGORY_NAME,
+Blockly.Procedures.flyoutCategory)};goog.inherits(Blockly.WorkspaceSvg,Blockly.Workspace);Blockly.WorkspaceSvg.prototype.resizeHandlerWrapper_=null;Blockly.WorkspaceSvg.prototype.rendered=!0;Blockly.WorkspaceSvg.prototype.isFlyout=!1;Blockly.WorkspaceSvg.prototype.isMutator=!1;Blockly.WorkspaceSvg.prototype.resizesEnabled_=!0;Blockly.WorkspaceSvg.prototype.scrollX=0;Blockly.WorkspaceSvg.prototype.scrollY=0;Blockly.WorkspaceSvg.prototype.startScrollX=0;Blockly.WorkspaceSvg.prototype.startScrollY=0;
+Blockly.WorkspaceSvg.prototype.dragDeltaXY_=null;Blockly.WorkspaceSvg.prototype.scale=1;Blockly.WorkspaceSvg.prototype.trashcan=null;Blockly.WorkspaceSvg.prototype.scrollbar=null;Blockly.WorkspaceSvg.prototype.currentGesture_=null;Blockly.WorkspaceSvg.prototype.blockDragSurface_=null;Blockly.WorkspaceSvg.prototype.workspaceDragSurface_=null;Blockly.WorkspaceSvg.prototype.useWorkspaceDragSurface_=!1;Blockly.WorkspaceSvg.prototype.isDragSurfaceActive_=!1;
+Blockly.WorkspaceSvg.prototype.injectionDiv_=null;Blockly.WorkspaceSvg.prototype.lastRecordedPageScroll_=null;Blockly.WorkspaceSvg.prototype.flyoutButtonCallbacks_={};Blockly.WorkspaceSvg.prototype.toolboxCategoryCallbacks_={};Blockly.WorkspaceSvg.prototype.configureContextMenu=null;Blockly.WorkspaceSvg.prototype.targetWorkspace=null;Blockly.WorkspaceSvg.prototype.inverseScreenCTM_=null;Blockly.WorkspaceSvg.prototype.inverseScreenCTMDirty_=!0;
+Blockly.WorkspaceSvg.prototype.getInverseScreenCTM=function(){if(this.inverseScreenCTMDirty_){var a=this.getParentSvg().getScreenCTM();a&&(this.inverseScreenCTM_=a.inverse(),this.inverseScreenCTMDirty_=!1)}return this.inverseScreenCTM_};Blockly.WorkspaceSvg.prototype.updateInverseScreenCTM=function(){this.inverseScreenCTMDirty_=!0};
 Blockly.WorkspaceSvg.prototype.getSvgXY=function(a){var b=0,c=0,d=1;if(goog.dom.contains(this.getCanvas(),a)||goog.dom.contains(this.getBubbleCanvas(),a))d=this.scale;do{var e=Blockly.utils.getRelativeXY(a);if(a==this.getCanvas()||a==this.getBubbleCanvas())d=1;b+=e.x*d;c+=e.y*d;a=a.parentNode}while(a&&a!=this.getParentSvg());return new goog.math.Coordinate(b,c)};Blockly.WorkspaceSvg.prototype.getOriginOffsetInPixels=function(){return Blockly.utils.getInjectionDivXY_(this.svgBlockCanvas_)};
-Blockly.WorkspaceSvg.prototype.setResizeHandlerWrapper=function(a){this.resizeHandlerWrapper_=a};
+Blockly.WorkspaceSvg.prototype.getInjectionDiv=function(){if(!this.injectionDiv_)for(var a=this.svgGroup_;a;){if(-1!=(" "+(a.getAttribute("class")||"")+" ").indexOf(" injectionDiv ")){this.injectionDiv_=a;break}a=a.parentNode}return this.injectionDiv_};Blockly.WorkspaceSvg.prototype.setResizeHandlerWrapper=function(a){this.resizeHandlerWrapper_=a};
 Blockly.WorkspaceSvg.prototype.createDom=function(a){this.svgGroup_=Blockly.utils.createSvgElement("g",{"class":"blocklyWorkspace"},null);a&&(this.svgBackground_=Blockly.utils.createSvgElement("rect",{height:"100%",width:"100%","class":a},this.svgGroup_),"blocklyMainBackground"==a&&this.grid_&&(this.svgBackground_.style.fill="url(#"+this.grid_.getPatternId()+")"));this.svgBlockCanvas_=Blockly.utils.createSvgElement("g",{"class":"blocklyBlockCanvas"},this.svgGroup_);this.svgBubbleCanvas_=Blockly.utils.createSvgElement("g",
-{"class":"blocklyBubbleCanvas"},this.svgGroup_);a=Blockly.Scrollbar.scrollbarThickness;this.options.hasTrashcan&&(a=this.addTrashcan_(a));this.options.zoomOptions&&this.options.zoomOptions.controls&&this.addZoomControls_(a);this.isFlyout||(Blockly.bindEventWithChecks_(this.svgGroup_,"mousedown",this,this.onMouseDown_),this.options.zoomOptions&&this.options.zoomOptions.wheel&&Blockly.bindEventWithChecks_(this.svgGroup_,"wheel",this,this.onMouseWheel_));this.options.hasCategories&&(this.toolbox_=new Blockly.Toolbox(this));
-this.grid_&&this.grid_.update(this.scale);this.recordDeleteAreas();return this.svgGroup_};
+{"class":"blocklyBubbleCanvas"},this.svgGroup_);a=Blockly.Scrollbar.scrollbarThickness;this.options.hasTrashcan&&(a=this.addTrashcan_(a));this.options.zoomOptions&&this.options.zoomOptions.controls&&this.addZoomControls_(a);this.isFlyout||(Blockly.bindEventWithChecks_(this.svgGroup_,"mousedown",this,this.onMouseDown_,!1,!0),this.options.zoomOptions&&this.options.zoomOptions.wheel&&Blockly.bindEventWithChecks_(this.svgGroup_,"wheel",this,this.onMouseWheel_));this.options.hasCategories&&(this.toolbox_=
+new Blockly.Toolbox(this));this.grid_&&this.grid_.update(this.scale);this.recordDeleteAreas();return this.svgGroup_};
 Blockly.WorkspaceSvg.prototype.dispose=function(){this.rendered=!1;this.currentGesture_&&this.currentGesture_.cancel();Blockly.WorkspaceSvg.superClass_.dispose.call(this);this.svgGroup_&&(goog.dom.removeNode(this.svgGroup_),this.svgGroup_=null);this.svgBubbleCanvas_=this.svgBlockCanvas_=null;this.toolbox_&&(this.toolbox_.dispose(),this.toolbox_=null);this.flyout_&&(this.flyout_.dispose(),this.flyout_=null);this.trashcan&&(this.trashcan.dispose(),this.trashcan=null);this.scrollbar&&(this.scrollbar.dispose(),
 this.scrollbar=null);this.zoomControls_&&(this.zoomControls_.dispose(),this.zoomControls_=null);this.audioManager_&&(this.audioManager_.dispose(),this.audioManager_=null);this.grid_&&(this.grid_.dispose(),this.grid_=null);this.toolboxCategoryCallbacks_&&(this.toolboxCategoryCallbacks_=null);this.flyoutButtonCallbacks_&&(this.flyoutButtonCallbacks_=null);this.options.parentWorkspace||goog.dom.removeNode(this.getParentSvg().parentNode);this.resizeHandlerWrapper_&&(Blockly.unbindEvent_(this.resizeHandlerWrapper_),
 this.resizeHandlerWrapper_=null)};Blockly.WorkspaceSvg.prototype.newBlock=function(a,b){return new Blockly.BlockSvg(this,a,b)};Blockly.WorkspaceSvg.prototype.addTrashcan_=function(a){this.trashcan=new Blockly.Trashcan(this);var b=this.trashcan.createDom();this.svgGroup_.insertBefore(b,this.svgBlockCanvas_);return this.trashcan.init(a)};
 Blockly.WorkspaceSvg.prototype.addZoomControls_=function(a){this.zoomControls_=new Blockly.ZoomControls(this);var b=this.zoomControls_.createDom();this.svgGroup_.appendChild(b);return this.zoomControls_.init(a)};
 Blockly.WorkspaceSvg.prototype.addFlyout_=function(a){var b={disabledPatternId:this.options.disabledPatternId,parentWorkspace:this,RTL:this.RTL,oneBasedIndex:this.options.oneBasedIndex,horizontalLayout:this.horizontalLayout,toolboxPosition:this.options.toolboxPosition};this.flyout_=null;this.flyout_=this.horizontalLayout?new Blockly.HorizontalFlyout(b):new Blockly.VerticalFlyout(b);this.flyout_.autoClose=!1;return this.flyout_.createDom(a)};
-Blockly.WorkspaceSvg.prototype.getFlyout_=function(){return this.flyout_?this.flyout_:this.toolbox_?this.toolbox_.flyout_:null};Blockly.WorkspaceSvg.prototype.updateScreenCalculations_=function(){this.updateInverseScreenCTM();this.recordDeleteAreas()};Blockly.WorkspaceSvg.prototype.resizeContents=function(){this.resizesEnabled_&&this.rendered&&(this.scrollbar&&this.scrollbar.resize(),this.updateInverseScreenCTM())};
+Blockly.WorkspaceSvg.prototype.getFlyout_=function(){return this.flyout_?this.flyout_:this.toolbox_?this.toolbox_.flyout_:null};Blockly.WorkspaceSvg.prototype.getToolbox=function(){return this.toolbox_};Blockly.WorkspaceSvg.prototype.updateScreenCalculations_=function(){this.updateInverseScreenCTM();this.recordDeleteAreas()};Blockly.WorkspaceSvg.prototype.resizeContents=function(){this.resizesEnabled_&&this.rendered&&(this.scrollbar&&this.scrollbar.resize(),this.updateInverseScreenCTM())};
 Blockly.WorkspaceSvg.prototype.resize=function(){this.toolbox_&&this.toolbox_.position();this.flyout_&&this.flyout_.position();this.trashcan&&this.trashcan.position();this.zoomControls_&&this.zoomControls_.position();this.scrollbar&&this.scrollbar.resize();this.updateScreenCalculations_()};Blockly.WorkspaceSvg.prototype.updateScreenCalculationsIfScrolled=function(){var a=goog.dom.getDocumentScroll();goog.math.Coordinate.equals(this.lastRecordedPageScroll_,a)||(this.lastRecordedPageScroll_=a,this.updateScreenCalculations_())};
 Blockly.WorkspaceSvg.prototype.getCanvas=function(){return this.svgBlockCanvas_};Blockly.WorkspaceSvg.prototype.getBubbleCanvas=function(){return this.svgBubbleCanvas_};Blockly.WorkspaceSvg.prototype.getParentSvg=function(){if(this.cachedParentSvg_)return this.cachedParentSvg_;for(var a=this.svgGroup_;a;){if("svg"==a.tagName)return this.cachedParentSvg_=a;a=a.parentNode}return null};
 Blockly.WorkspaceSvg.prototype.translate=function(a,b){if(this.useWorkspaceDragSurface_&&this.isDragSurfaceActive_)this.workspaceDragSurface_.translateSurface(a,b);else{var c="translate("+a+","+b+") scale("+this.scale+")";this.svgBlockCanvas_.setAttribute("transform",c);this.svgBubbleCanvas_.setAttribute("transform",c)}this.blockDragSurface_&&this.blockDragSurface_.translateAndScaleGroup(a,b,this.scale)};
 Blockly.WorkspaceSvg.prototype.resetDragSurface=function(){if(this.useWorkspaceDragSurface_){this.isDragSurfaceActive_=!1;var a=this.workspaceDragSurface_.getSurfaceTranslation();this.workspaceDragSurface_.clearAndHide(this.svgGroup_);a="translate("+a.x+","+a.y+") scale("+this.scale+")";this.svgBlockCanvas_.setAttribute("transform",a);this.svgBubbleCanvas_.setAttribute("transform",a)}};
-Blockly.WorkspaceSvg.prototype.setupDragSurface=function(){if(this.useWorkspaceDragSurface_&&!this.isDragSurfaceActive_){this.isDragSurfaceActive_=!0;var a=this.svgBlockCanvas_.previousSibling,b=this.getParentSvg().getAttribute("width"),c=this.getParentSvg().getAttribute("height"),d=Blockly.utils.getRelativeXY(this.svgBlockCanvas_);this.workspaceDragSurface_.setContentsAndShow(this.svgBlockCanvas_,this.svgBubbleCanvas_,a,b,c,this.scale);this.workspaceDragSurface_.translateSurface(d.x,d.y)}};
-Blockly.WorkspaceSvg.prototype.getWidth=function(){var a=this.getMetrics();return a?a.viewWidth/this.scale:0};Blockly.WorkspaceSvg.prototype.setVisible=function(a){this.scrollbar&&this.scrollbar.setContainerVisible(a);this.getFlyout_()&&this.getFlyout_().setContainerVisible(a);this.getParentSvg().style.display=a?"block":"none";this.toolbox_&&(this.toolbox_.HtmlDiv.style.display=a?"block":"none");a?(this.render(),this.toolbox_&&this.toolbox_.position()):Blockly.hideChaff(!0)};
-Blockly.WorkspaceSvg.prototype.render=function(){for(var a=this.getAllBlocks(),b=a.length-1;0<=b;b--)a[b].render(!1)};Blockly.WorkspaceSvg.prototype.traceOn=function(){console.warn("Deprecated call to traceOn, delete this.")};
-Blockly.WorkspaceSvg.prototype.highlightBlock=function(a,b){if(void 0===b){for(var c=0,d;d=this.highlightedBlocks_[c];c++)d.setHighlighted(!1);this.highlightedBlocks_.length=0}if(d=a?this.getBlockById(a):null)(c=void 0===b||b)?-1==this.highlightedBlocks_.indexOf(d)&&this.highlightedBlocks_.push(d):goog.array.remove(this.highlightedBlocks_,d),d.setHighlighted(c)};
-Blockly.WorkspaceSvg.prototype.paste=function(a){if(this.rendered&&!(a.getElementsByTagName("block").length>=this.remainingCapacity())){this.currentGesture_&&this.currentGesture_.cancel();Blockly.Events.disable();try{var b=Blockly.Xml.domToBlock(a,this),c=parseInt(a.getAttribute("x"),10),d=parseInt(a.getAttribute("y"),10);if(!isNaN(c)&&!isNaN(d)){this.RTL&&(c=-c);do{a=!1;for(var e=this.getAllBlocks(),f=0,g;g=e[f];f++){var h=g.getRelativeToSurfaceXY();if(1>=Math.abs(c-h.x)&&1>=Math.abs(d-h.y)){a=!0;
-break}}if(!a){var k=b.getConnections_(!1);f=0;for(var n;n=k[f];f++)if(n.closest(Blockly.SNAP_RADIUS,new goog.math.Coordinate(c,d)).connection){a=!0;break}}a&&(c=this.RTL?c-Blockly.SNAP_RADIUS:c+Blockly.SNAP_RADIUS,d+=2*Blockly.SNAP_RADIUS)}while(a);b.moveBy(c,d)}}finally{Blockly.Events.enable()}Blockly.Events.isEnabled()&&!b.isShadow()&&Blockly.Events.fire(new Blockly.Events.BlockCreate(b));b.select()}};
-Blockly.WorkspaceSvg.prototype.refreshToolboxSelection_=function(){this.toolbox_&&this.toolbox_.flyout_&&!this.currentGesture_&&this.toolbox_.refreshSelection()};Blockly.WorkspaceSvg.prototype.renameVariable=function(a,b){Blockly.WorkspaceSvg.superClass_.renameVariable.call(this,a,b);this.refreshToolboxSelection_()};Blockly.WorkspaceSvg.prototype.renameVariableById=function(a,b){Blockly.WorkspaceSvg.superClass_.renameVariableById.call(this,a,b);this.refreshToolboxSelection_()};
-Blockly.WorkspaceSvg.prototype.deleteVariable=function(a){Blockly.WorkspaceSvg.superClass_.deleteVariable.call(this,a);this.refreshToolboxSelection_()};Blockly.WorkspaceSvg.prototype.deleteVariableById=function(a){Blockly.WorkspaceSvg.superClass_.deleteVariableById.call(this,a);this.refreshToolboxSelection_()};Blockly.WorkspaceSvg.prototype.createVariable=function(a,b,c){a=Blockly.WorkspaceSvg.superClass_.createVariable.call(this,a,b,c);this.refreshToolboxSelection_();return a};
-Blockly.WorkspaceSvg.prototype.recordDeleteAreas=function(){this.deleteAreaTrash_=this.trashcan?this.trashcan.getClientRect():null;this.deleteAreaToolbox_=this.flyout_?this.flyout_.getClientRect():this.toolbox_?this.toolbox_.getClientRect():null};
+Blockly.WorkspaceSvg.prototype.setupDragSurface=function(){if(this.useWorkspaceDragSurface_&&!this.isDragSurfaceActive_){this.isDragSurfaceActive_=!0;var a=this.svgBlockCanvas_.previousSibling,b=parseInt(this.getParentSvg().getAttribute("width"),10),c=parseInt(this.getParentSvg().getAttribute("height"),10),d=Blockly.utils.getRelativeXY(this.svgBlockCanvas_);this.workspaceDragSurface_.setContentsAndShow(this.svgBlockCanvas_,this.svgBubbleCanvas_,a,b,c,this.scale);this.workspaceDragSurface_.translateSurface(d.x,
+d.y)}};Blockly.WorkspaceSvg.prototype.getBlockDragSurface=function(){return this.blockDragSurface_};Blockly.WorkspaceSvg.prototype.getWidth=function(){var a=this.getMetrics();return a?a.viewWidth/this.scale:0};
+Blockly.WorkspaceSvg.prototype.setVisible=function(a){this.scrollbar&&this.scrollbar.setContainerVisible(a);this.getFlyout_()&&this.getFlyout_().setContainerVisible(a);this.getParentSvg().style.display=a?"block":"none";this.toolbox_&&(this.toolbox_.HtmlDiv.style.display=a?"block":"none");a?(this.render(),this.toolbox_&&this.toolbox_.position()):Blockly.hideChaff(!0)};Blockly.WorkspaceSvg.prototype.render=function(){for(var a=this.getAllBlocks(),b=a.length-1;0<=b;b--)a[b].render(!1)};
+Blockly.WorkspaceSvg.prototype.traceOn=function(){console.warn("Deprecated call to traceOn, delete this.")};Blockly.WorkspaceSvg.prototype.highlightBlock=function(a,b){if(void 0===b){for(var c=0,d;d=this.highlightedBlocks_[c];c++)d.setHighlighted(!1);this.highlightedBlocks_.length=0}if(d=a?this.getBlockById(a):null)(c=void 0===b||b)?-1==this.highlightedBlocks_.indexOf(d)&&this.highlightedBlocks_.push(d):goog.array.remove(this.highlightedBlocks_,d),d.setHighlighted(c)};
+Blockly.WorkspaceSvg.prototype.paste=function(a){!this.rendered||a.getElementsByTagName("block").length>=this.remainingCapacity()||(this.currentGesture_&&this.currentGesture_.cancel(),"comment"==a.tagName.toLowerCase()?this.pasteWorkspaceComment_(a):this.pasteBlock_(a))};
+Blockly.WorkspaceSvg.prototype.pasteBlock_=function(a){Blockly.Events.disable();try{var b=Blockly.Xml.domToBlock(a,this),c=parseInt(a.getAttribute("x"),10),d=parseInt(a.getAttribute("y"),10);if(!isNaN(c)&&!isNaN(d)){this.RTL&&(c=-c);do{a=!1;for(var e=this.getAllBlocks(),f=0,g;g=e[f];f++){var h=g.getRelativeToSurfaceXY();if(1>=Math.abs(c-h.x)&&1>=Math.abs(d-h.y)){a=!0;break}}if(!a){var k=b.getConnections_(!1);f=0;for(var l;l=k[f];f++)if(l.closest(Blockly.SNAP_RADIUS,new goog.math.Coordinate(c,d)).connection){a=
+!0;break}}a&&(c=this.RTL?c-Blockly.SNAP_RADIUS:c+Blockly.SNAP_RADIUS,d+=2*Blockly.SNAP_RADIUS)}while(a);b.moveBy(c,d)}}finally{Blockly.Events.enable()}Blockly.Events.isEnabled()&&!b.isShadow()&&Blockly.Events.fire(new Blockly.Events.BlockCreate(b));b.select()};
+Blockly.WorkspaceSvg.prototype.pasteWorkspaceComment_=function(a){Blockly.Events.disable();try{var b=Blockly.WorkspaceCommentSvg.fromXml(a,this),c=parseInt(a.getAttribute("x"),10),d=parseInt(a.getAttribute("y"),10);isNaN(c)||isNaN(d)||(this.RTL&&(c=-c),b.moveBy(c+50,d+50))}finally{Blockly.Events.enable()}Blockly.Events.isEnabled();b.select()};
+Blockly.WorkspaceSvg.prototype.refreshToolboxSelection=function(){var a=this.isFlyout?this.targetWorkspace:this;a&&!a.currentGesture_&&a.toolbox_&&a.toolbox_.flyout_&&a.toolbox_.refreshSelection()};Blockly.WorkspaceSvg.prototype.renameVariableById=function(a,b){Blockly.WorkspaceSvg.superClass_.renameVariableById.call(this,a,b);this.refreshToolboxSelection()};Blockly.WorkspaceSvg.prototype.deleteVariableById=function(a){Blockly.WorkspaceSvg.superClass_.deleteVariableById.call(this,a);this.refreshToolboxSelection()};
+Blockly.WorkspaceSvg.prototype.createVariable=function(a,b,c){a=Blockly.WorkspaceSvg.superClass_.createVariable.call(this,a,b,c);this.refreshToolboxSelection();return a};Blockly.WorkspaceSvg.prototype.recordDeleteAreas=function(){this.deleteAreaTrash_=this.trashcan&&this.svgGroup_.parentNode?this.trashcan.getClientRect():null;this.deleteAreaToolbox_=this.flyout_?this.flyout_.getClientRect():this.toolbox_?this.toolbox_.getClientRect():null};
 Blockly.WorkspaceSvg.prototype.isDeleteArea=function(a){a=new goog.math.Coordinate(a.clientX,a.clientY);return this.deleteAreaTrash_&&this.deleteAreaTrash_.contains(a)?Blockly.DELETE_AREA_TRASH:this.deleteAreaToolbox_&&this.deleteAreaToolbox_.contains(a)?Blockly.DELETE_AREA_TOOLBOX:Blockly.DELETE_AREA_NONE};Blockly.WorkspaceSvg.prototype.onMouseDown_=function(a){var b=this.getGesture(a);b&&b.handleWsStart(a,this)};
 Blockly.WorkspaceSvg.prototype.startDrag=function(a,b){var c=Blockly.utils.mouseToSvg(a,this.getParentSvg(),this.getInverseScreenCTM());c.x/=this.scale;c.y/=this.scale;this.dragDeltaXY_=goog.math.Coordinate.difference(b,c)};Blockly.WorkspaceSvg.prototype.moveDrag=function(a){a=Blockly.utils.mouseToSvg(a,this.getParentSvg(),this.getInverseScreenCTM());a.x/=this.scale;a.y/=this.scale;return goog.math.Coordinate.sum(this.dragDeltaXY_,a)};
 Blockly.WorkspaceSvg.prototype.isDragging=function(){return null!=this.currentGesture_&&this.currentGesture_.isDragging()};Blockly.WorkspaceSvg.prototype.isDraggable=function(){return!!this.scrollbar};Blockly.WorkspaceSvg.prototype.onMouseWheel_=function(a){this.currentGesture_&&this.currentGesture_.cancel();var b=-a.deltaY/50,c=Blockly.utils.mouseToSvg(a,this.getParentSvg(),this.getInverseScreenCTM());this.zoom(c.x,c.y,b);a.preventDefault()};
-Blockly.WorkspaceSvg.prototype.getBlocksBoundingBox=function(){var a=this.getTopBlocks(!1);if(!a.length)return{x:0,y:0,width:0,height:0};for(var b=a[0].getBoundingRectangle(),c=1;c<a.length;c++){var d=a[c].getBoundingRectangle();d.topLeft.x<b.topLeft.x&&(b.topLeft.x=d.topLeft.x);d.bottomRight.x>b.bottomRight.x&&(b.bottomRight.x=d.bottomRight.x);d.topLeft.y<b.topLeft.y&&(b.topLeft.y=d.topLeft.y);d.bottomRight.y>b.bottomRight.y&&(b.bottomRight.y=d.bottomRight.y)}return{x:b.topLeft.x,y:b.topLeft.y,width:b.bottomRight.x-
-b.topLeft.x,height:b.bottomRight.y-b.topLeft.y}};Blockly.WorkspaceSvg.prototype.cleanUp=function(){this.setResizesEnabled(!1);Blockly.Events.setGroup(!0);for(var a=this.getTopBlocks(!0),b=0,c=0,d;d=a[c];c++){var e=d.getRelativeToSurfaceXY();d.moveBy(-e.x,b-e.y);d.snapToGrid();b=d.getRelativeToSurfaceXY().y+d.getHeightWidth().height+Blockly.BlockSvg.MIN_BLOCK_Y}Blockly.Events.setGroup(!1);this.setResizesEnabled(!0)};
-Blockly.WorkspaceSvg.prototype.showContextMenu_=function(a){function b(a){if(a.isDeletable())m=m.concat(a.getDescendants());else{a=a.getChildren();for(var c=0;c<a.length;c++)b(a[c])}}function c(){Blockly.Events.setGroup(f);var a=m.shift();a&&(a.workspace?(a.dispose(!1,!0),setTimeout(c,10)):c());Blockly.Events.setGroup(!1)}if(!this.options.readOnly&&!this.isFlyout){var d=[],e=this.getTopBlocks(!0),f=Blockly.utils.genUid(),g=this,h={};h.text=Blockly.Msg.UNDO;h.enabled=0<this.undoStack_.length;h.callback=
-this.undo.bind(this,!1);d.push(h);h={};h.text=Blockly.Msg.REDO;h.enabled=0<this.redoStack_.length;h.callback=this.undo.bind(this,!0);d.push(h);this.scrollbar&&(h={},h.text=Blockly.Msg.CLEAN_UP,h.enabled=1<e.length,h.callback=this.cleanUp.bind(this),d.push(h));if(this.options.collapse){for(var k=h=!1,n=0;n<e.length;n++)for(var p=e[n];p;)p.isCollapsed()?h=!0:k=!0,p=p.getNextBlock();var l=function(a){for(var b=0,c=0;c<e.length;c++)for(var d=e[c];d;)setTimeout(d.setCollapsed.bind(d,a),b),d=d.getNextBlock(),
-b+=10};k={enabled:k};k.text=Blockly.Msg.COLLAPSE_ALL;k.callback=function(){l(!0)};d.push(k);h={enabled:h};h.text=Blockly.Msg.EXPAND_ALL;h.callback=function(){l(!1)};d.push(h)}var m=[];for(n=0;n<e.length;n++)b(e[n]);h={text:1==m.length?Blockly.Msg.DELETE_BLOCK:Blockly.Msg.DELETE_X_BLOCKS.replace("%1",String(m.length)),enabled:0<m.length,callback:function(){g.currentGesture_&&g.currentGesture_.cancel();2>m.length?c():Blockly.confirm(Blockly.Msg.DELETE_ALL_BLOCKS.replace("%1",m.length),function(a){a&&
-c()})}};d.push(h);Blockly.ContextMenu.show(a,d,this.RTL)}};
+Blockly.WorkspaceSvg.prototype.getBlocksBoundingBox=function(){var a=this.getTopBlocks(!1),b=this.getTopComments(!1);a=a.concat(b);if(!a.length)return{x:0,y:0,width:0,height:0};b=a[0].getBoundingRectangle();for(var c=1;c<a.length;c++){var d=a[c].getBoundingRectangle();d.topLeft.x<b.topLeft.x&&(b.topLeft.x=d.topLeft.x);d.bottomRight.x>b.bottomRight.x&&(b.bottomRight.x=d.bottomRight.x);d.topLeft.y<b.topLeft.y&&(b.topLeft.y=d.topLeft.y);d.bottomRight.y>b.bottomRight.y&&(b.bottomRight.y=d.bottomRight.y)}return{x:b.topLeft.x,
+y:b.topLeft.y,width:b.bottomRight.x-b.topLeft.x,height:b.bottomRight.y-b.topLeft.y}};Blockly.WorkspaceSvg.prototype.cleanUp=function(){this.setResizesEnabled(!1);Blockly.Events.setGroup(!0);for(var a=this.getTopBlocks(!0),b=0,c=0,d;d=a[c];c++){var e=d.getRelativeToSurfaceXY();d.moveBy(-e.x,b-e.y);d.snapToGrid();b=d.getRelativeToSurfaceXY().y+d.getHeightWidth().height+Blockly.BlockSvg.MIN_BLOCK_Y}Blockly.Events.setGroup(!1);this.setResizesEnabled(!0)};
+Blockly.WorkspaceSvg.prototype.showContextMenu_=function(a){function b(a){if(a.isDeletable())p=p.concat(a.getDescendants(!1));else{a=a.getChildren(!1);for(var c=0;c<a.length;c++)b(a[c])}}function c(){Blockly.Events.setGroup(f);var a=p.shift();a&&(a.workspace?(a.dispose(!1,!0),setTimeout(c,10)):c());Blockly.Events.setGroup(!1)}if(!this.options.readOnly&&!this.isFlyout){var d=[],e=this.getTopBlocks(!0),f=Blockly.utils.genUid(),g=this,h={};h.text=Blockly.Msg.UNDO;h.enabled=0<this.undoStack_.length;h.callback=
+this.undo.bind(this,!1);d.push(h);h={};h.text=Blockly.Msg.REDO;h.enabled=0<this.redoStack_.length;h.callback=this.undo.bind(this,!0);d.push(h);this.scrollbar&&(h={},h.text=Blockly.Msg.CLEAN_UP,h.enabled=1<e.length,h.callback=this.cleanUp.bind(this),d.push(h));if(this.options.collapse){for(var k=h=!1,l=0;l<e.length;l++)for(var n=e[l];n;)n.isCollapsed()?h=!0:k=!0,n=n.getNextBlock();var m=function(a){for(var b=0,c=0;c<e.length;c++)for(var d=e[c];d;)setTimeout(d.setCollapsed.bind(d,a),b),d=d.getNextBlock(),
+b+=10};k={enabled:k};k.text=Blockly.Msg.COLLAPSE_ALL;k.callback=function(){m(!0)};d.push(k);h={enabled:h};h.text=Blockly.Msg.EXPAND_ALL;h.callback=function(){m(!1)};d.push(h)}var p=[];for(l=0;l<e.length;l++)b(e[l]);h={text:1==p.length?Blockly.Msg.DELETE_BLOCK:Blockly.Msg.DELETE_X_BLOCKS.replace("%1",String(p.length)),enabled:0<p.length,callback:function(){g.currentGesture_&&g.currentGesture_.cancel();2>p.length?c():Blockly.confirm(Blockly.Msg.DELETE_ALL_BLOCKS.replace("%1",p.length),function(a){a&&
+c()})}};d.push(h);this.configureContextMenu&&this.configureContextMenu(d);Blockly.ContextMenu.show(a,d,this.RTL)}};
 Blockly.WorkspaceSvg.prototype.updateToolbox=function(a){if(a=Blockly.Options.parseToolboxTree(a)){if(!this.options.languageTree)throw"Existing toolbox is null.  Can't create new toolbox.";if(a.getElementsByTagName("category").length){if(!this.toolbox_)throw"Existing toolbox has no categories.  Can't change mode.";this.options.languageTree=a;this.toolbox_.populate_(a);this.toolbox_.addColour_()}else{if(!this.flyout_)throw"Existing toolbox has categories.  Can't change mode.";this.options.languageTree=
 a;this.flyout_.show(a.childNodes)}}else if(this.options.languageTree)throw"Can't nullify an existing toolbox.";};Blockly.WorkspaceSvg.prototype.markFocused=function(){this.options.parentWorkspace?this.options.parentWorkspace.markFocused():(Blockly.mainWorkspace=this,this.setBrowserFocus())};Blockly.WorkspaceSvg.prototype.setBrowserFocus=function(){document.activeElement&&document.activeElement.blur();try{this.getParentSvg().focus()}catch(a){try{this.getParentSvg().parentNode.setActive()}catch(b){this.getParentSvg().parentNode.focus()}}};
 Blockly.WorkspaceSvg.prototype.zoom=function(a,b,c){var d=this.options.zoomOptions.scaleSpeed,e=this.getMetrics(),f=this.getParentSvg().createSVGPoint();f.x=a;f.y=b;f=f.matrixTransform(this.getCanvas().getCTM().inverse());a=f.x;b=f.y;f=this.getCanvas();d=Math.pow(d,c);c=this.scale*d;c>this.options.zoomOptions.maxScale?d=this.options.zoomOptions.maxScale/this.scale:c<this.options.zoomOptions.minScale&&(d=this.options.zoomOptions.minScale/this.scale);this.scale!=c&&(this.scrollbar&&(a=f.getCTM().translate(a*
 (1-d),b*(1-d)).scale(d),this.scrollX=a.e-e.absoluteLeft,this.scrollY=a.f-e.absoluteTop),this.setScale(c))};Blockly.WorkspaceSvg.prototype.zoomCenter=function(a){var b=this.getMetrics();this.zoom(b.viewWidth/2,b.viewHeight/2,a)};
 Blockly.WorkspaceSvg.prototype.zoomToFit=function(){var a=this.getMetrics(),b=this.getBlocksBoundingBox(),c=b.width;b=b.height;if(c){var d=a.viewWidth,e=a.viewHeight;this.flyout_&&(d-=this.flyout_.width_);this.scrollbar||(c+=a.contentLeft,b+=a.contentTop);this.setScale(Math.min(d/c,e/b));this.scrollCenter()}};
-Blockly.WorkspaceSvg.prototype.scrollCenter=function(){if(this.scrollbar){var a=this.getMetrics(),b=(a.contentWidth-a.viewWidth)/2;this.flyout_&&(b-=this.flyout_.width_/2);this.scrollbar.set(b,(a.contentHeight-a.viewHeight)/2)}};
+Blockly.WorkspaceSvg.prototype.scrollCenter=function(){if(this.scrollbar){var a=this.getMetrics(),b=(a.contentWidth-a.viewWidth)/2;this.flyout_&&(b-=this.flyout_.width_/2);this.scrollbar.set(b,(a.contentHeight-a.viewHeight)/2)}else console.warn("Tried to scroll a non-scrollable workspace.")};
+Blockly.WorkspaceSvg.prototype.centerOnBlock=function(a){if(this.scrollbar){if(a=this.getBlockById(a)){var b=a.getRelativeToSurfaceXY(),c=a.getHeightWidth(),d=this.scale;a=(b.x+(this.RTL?-1:1)*c.width/2)*d;b=(b.y+c.height/2)*d;c=this.getMetrics();a=a-c.contentLeft-c.viewWidth/2;b=b-c.contentTop-c.viewHeight/2;Blockly.hideChaff();this.scrollbar.set(a,b)}}else console.warn("Tried to scroll a non-scrollable workspace.")};
 Blockly.WorkspaceSvg.prototype.setScale=function(a){this.options.zoomOptions.maxScale&&a>this.options.zoomOptions.maxScale?a=this.options.zoomOptions.maxScale:this.options.zoomOptions.minScale&&a<this.options.zoomOptions.minScale&&(a=this.options.zoomOptions.minScale);this.scale=a;this.grid_&&this.grid_.update(this.scale);this.scrollbar?this.scrollbar.resize():this.translate(this.scrollX,this.scrollY);Blockly.hideChaff(!1);this.flyout_&&this.flyout_.reflow()};
 Blockly.WorkspaceSvg.getDimensionsPx_=function(a){var b=0,c=0;a&&(b=a.getWidth(),c=a.getHeight());return{width:b,height:c}};Blockly.WorkspaceSvg.getContentDimensions_=function(a,b){return a.scrollbar?Blockly.WorkspaceSvg.getContentDimensionsBounded_(a,b):Blockly.WorkspaceSvg.getContentDimensionsExact_(a)};
 Blockly.WorkspaceSvg.getContentDimensionsExact_=function(a){var b=a.getBlocksBoundingBox(),c=a.scale;a=b.width*c;var d=b.height*c,e=b.x*c;b=b.y*c;return{left:e,top:b,right:e+a,bottom:b+d,width:a,height:d}};
@@ -1218,7 +1356,7 @@ Blockly.WorkspaceSvg.setTopLevelWorkspaceMetrics_=function(a){if(!this.scrollbar
 Blockly.WorkspaceSvg.prototype.setResizesEnabled=function(a){var b=!this.resizesEnabled_&&a;this.resizesEnabled_=a;b&&this.resizeContents()};Blockly.WorkspaceSvg.prototype.clear=function(){this.setResizesEnabled(!1);Blockly.WorkspaceSvg.superClass_.clear.call(this);this.setResizesEnabled(!0)};Blockly.WorkspaceSvg.prototype.registerButtonCallback=function(a,b){goog.asserts.assert(goog.isFunction(b),"Button callbacks must be functions.");this.flyoutButtonCallbacks_[a]=b};
 Blockly.WorkspaceSvg.prototype.getButtonCallback=function(a){return(a=this.flyoutButtonCallbacks_[a])?a:null};Blockly.WorkspaceSvg.prototype.removeButtonCallback=function(a){this.flyoutButtonCallbacks_[a]=null};Blockly.WorkspaceSvg.prototype.registerToolboxCategoryCallback=function(a,b){goog.asserts.assert(goog.isFunction(b),"Toolbox category callbacks must be functions.");this.toolboxCategoryCallbacks_[a]=b};
 Blockly.WorkspaceSvg.prototype.getToolboxCategoryCallback=function(a){return(a=this.toolboxCategoryCallbacks_[a])?a:null};Blockly.WorkspaceSvg.prototype.removeToolboxCategoryCallback=function(a){this.toolboxCategoryCallbacks_[a]=null};
-Blockly.WorkspaceSvg.prototype.getGesture=function(a){var b="mousedown"==a.type||"touchstart"==a.type,c=this.currentGesture_;return c?b&&c.hasStarted()?(console.warn("tried to start the same gesture twice"),c.cancel(),null):c:b?this.currentGesture_=new Blockly.Gesture(a,this):null};Blockly.WorkspaceSvg.prototype.clearGesture=function(){this.currentGesture_=null};Blockly.WorkspaceSvg.prototype.cancelCurrentGesture=function(){this.currentGesture_&&this.currentGesture_.cancel()};
+Blockly.WorkspaceSvg.prototype.getGesture=function(a){var b="mousedown"==a.type||"touchstart"==a.type||"pointerdown"==a.type,c=this.currentGesture_;return c?b&&c.hasStarted()?(console.warn("tried to start the same gesture twice"),c.cancel(),null):c:b?this.currentGesture_=new Blockly.TouchGesture(a,this):null};Blockly.WorkspaceSvg.prototype.clearGesture=function(){this.currentGesture_=null};Blockly.WorkspaceSvg.prototype.cancelCurrentGesture=function(){this.currentGesture_&&this.currentGesture_.cancel()};
 Blockly.WorkspaceSvg.prototype.getAudioManager=function(){return this.audioManager_};Blockly.WorkspaceSvg.prototype.getGrid=function(){return this.grid_};Blockly.WorkspaceSvg.prototype.setVisible=Blockly.WorkspaceSvg.prototype.setVisible;Blockly.Mutator=function(a){Blockly.Mutator.superClass_.constructor.call(this,null);this.quarkNames_=a};goog.inherits(Blockly.Mutator,Blockly.Icon);Blockly.Mutator.prototype.workspaceWidth_=0;Blockly.Mutator.prototype.workspaceHeight_=0;
 Blockly.Mutator.prototype.drawIcon_=function(a){Blockly.utils.createSvgElement("rect",{"class":"blocklyIconShape",rx:"4",ry:"4",height:"16",width:"16"},a);Blockly.utils.createSvgElement("path",{"class":"blocklyIconSymbol",d:"m4.203,7.296 0,1.368 -0.92,0.677 -0.11,0.41 0.9,1.559 0.41,0.11 1.043,-0.457 1.187,0.683 0.127,1.134 0.3,0.3 1.8,0 0.3,-0.299 0.127,-1.138 1.185,-0.682 1.046,0.458 0.409,-0.11 0.9,-1.559 -0.11,-0.41 -0.92,-0.677 0,-1.366 0.92,-0.677 0.11,-0.41 -0.9,-1.559 -0.409,-0.109 -1.046,0.458 -1.185,-0.682 -0.127,-1.138 -0.3,-0.299 -1.8,0 -0.3,0.3 -0.126,1.135 -1.187,0.682 -1.043,-0.457 -0.41,0.11 -0.899,1.559 0.108,0.409z"},a);
 Blockly.utils.createSvgElement("circle",{"class":"blocklyIconShape",r:"2.7",cx:"8",cy:"8"},a)};Blockly.Mutator.prototype.iconClick_=function(a){this.block_.isEditable()&&Blockly.Icon.prototype.iconClick_.call(this,a)};
@@ -1227,33 +1365,66 @@ Blockly.TOOLBOX_AT_LEFT,horizontalLayout:!1,getMetrics:this.getFlyoutMetrics_.bi
 Blockly.Mutator.prototype.updateEditable=function(){this.block_.isInFlyout||(this.block_.isEditable()?this.iconGroup_&&Blockly.utils.removeClass(this.iconGroup_,"blocklyIconGroupReadonly"):(this.setVisible(!1),this.iconGroup_&&Blockly.utils.addClass(this.iconGroup_,"blocklyIconGroupReadonly")));Blockly.Icon.prototype.updateEditable.call(this)};
 Blockly.Mutator.prototype.resizeBubble_=function(){var a=2*Blockly.Bubble.BORDER_WIDTH,b=this.workspace_.getCanvas().getBBox();var c=this.block_.RTL?-b.x:b.width+b.x;b=b.height+3*a;if(this.workspace_.flyout_){var d=this.workspace_.flyout_.getMetrics_();b=Math.max(b,d.contentHeight+20)}c+=3*a;if(Math.abs(this.workspaceWidth_-c)>a||Math.abs(this.workspaceHeight_-b)>a)this.workspaceWidth_=c,this.workspaceHeight_=b,this.bubble_.setBubbleSize(c+a,b+a),this.svgDialog_.setAttribute("width",this.workspaceWidth_),
 this.svgDialog_.setAttribute("height",this.workspaceHeight_);this.block_.RTL&&(a="translate("+this.workspaceWidth_+",0)",this.workspace_.getCanvas().setAttribute("transform",a));this.workspace_.resize()};
-Blockly.Mutator.prototype.setVisible=function(a){if(a!=this.isVisible())if(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"mutatorOpen",!a,a)),a){this.bubble_=new Blockly.Bubble(this.block_.workspace,this.createEditor_(),this.block_.svgPath_,this.iconXY_,null,null);if(a=this.workspace_.options.languageTree)this.workspace_.flyout_.init(this.workspace_),this.workspace_.flyout_.show(a.childNodes);this.rootBlock_=this.block_.decompose(this.workspace_);a=this.rootBlock_.getDescendants();for(var b=
-0,c;c=a[b];b++)c.render();this.rootBlock_.setMovable(!1);this.rootBlock_.setDeletable(!1);this.workspace_.flyout_?(a=2*this.workspace_.flyout_.CORNER_RADIUS,b=this.workspace_.flyout_.width_+a):b=a=16;this.block_.RTL&&(b=-b);this.rootBlock_.moveBy(b,a);if(this.block_.saveConnections){var d=this;this.block_.saveConnections(this.rootBlock_);this.sourceListener_=function(){d.block_.saveConnections(d.rootBlock_)};this.block_.workspace.addChangeListener(this.sourceListener_)}this.resizeBubble_();this.workspace_.addChangeListener(this.workspaceChanged_.bind(this));
-this.updateColour()}else this.svgDialog_=null,this.workspace_.dispose(),this.rootBlock_=this.workspace_=null,this.bubble_.dispose(),this.bubble_=null,this.workspaceHeight_=this.workspaceWidth_=0,this.sourceListener_&&(this.block_.workspace.removeChangeListener(this.sourceListener_),this.sourceListener_=null)};
+Blockly.Mutator.prototype.setVisible=function(a){if(a!=this.isVisible())if(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"mutatorOpen",!a,a)),a){this.bubble_=new Blockly.Bubble(this.block_.workspace,this.createEditor_(),this.block_.svgPath_,this.iconXY_,null,null);this.bubble_.setSvgId(this.block_.id);if(a=this.workspace_.options.languageTree)this.workspace_.flyout_.init(this.workspace_),this.workspace_.flyout_.show(a.childNodes);this.rootBlock_=this.block_.decompose(this.workspace_);a=this.rootBlock_.getDescendants(!1);
+for(var b=0,c;c=a[b];b++)c.render();this.rootBlock_.setMovable(!1);this.rootBlock_.setDeletable(!1);this.workspace_.flyout_?(a=2*this.workspace_.flyout_.CORNER_RADIUS,b=this.workspace_.flyout_.width_+a):b=a=16;this.block_.RTL&&(b=-b);this.rootBlock_.moveBy(b,a);if(this.block_.saveConnections){var d=this;this.block_.saveConnections(this.rootBlock_);this.sourceListener_=function(){d.block_.saveConnections(d.rootBlock_)};this.block_.workspace.addChangeListener(this.sourceListener_)}this.resizeBubble_();
+this.workspace_.addChangeListener(this.workspaceChanged_.bind(this));this.updateColour()}else this.svgDialog_=null,this.workspace_.dispose(),this.rootBlock_=this.workspace_=null,this.bubble_.dispose(),this.bubble_=null,this.workspaceHeight_=this.workspaceWidth_=0,this.sourceListener_&&(this.block_.workspace.removeChangeListener(this.sourceListener_),this.sourceListener_=null)};
 Blockly.Mutator.prototype.workspaceChanged_=function(){if(!this.workspace_.isDragging())for(var a=this.workspace_.getTopBlocks(!1),b=0,c;c=a[b];b++){var d=c.getRelativeToSurfaceXY(),e=c.getHeightWidth();20>d.y+e.height&&c.moveBy(0,20-e.height-d.y)}if(this.rootBlock_.workspace==this.workspace_){Blockly.Events.setGroup(!0);c=this.block_;a=(a=c.mutationToDom())&&Blockly.Xml.domToText(a);b=c.rendered;c.rendered=!1;c.compose(this.rootBlock_);c.rendered=b;c.initSvg();b=(b=c.mutationToDom())&&Blockly.Xml.domToText(b);
 if(a!=b){Blockly.Events.fire(new Blockly.Events.BlockChange(c,"mutation",null,a,b));var f=Blockly.Events.getGroup();setTimeout(function(){Blockly.Events.setGroup(f);c.bumpNeighbours_();Blockly.Events.setGroup(!1)},Blockly.BUMP_DELAY)}c.rendered&&c.render();this.workspace_.isDragging()||this.resizeBubble_();Blockly.Events.setGroup(!1)}};Blockly.Mutator.prototype.getFlyoutMetrics_=function(){return{viewHeight:this.workspaceHeight_,viewWidth:this.workspaceWidth_,absoluteTop:0,absoluteLeft:0}};
-Blockly.Mutator.prototype.dispose=function(){this.block_.mutator=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Mutator.reconnect=function(a,b,c){if(!a||!a.getSourceBlock().workspace)return!1;c=b.getInput(c).connection;var d=a.targetBlock();return d&&d!=b||c.targetConnection==a?!1:(c.isConnected()&&c.disconnect(),c.connect(a),!0)};goog.global.Blockly||(goog.global.Blockly={});goog.global.Blockly.Mutator||(goog.global.Blockly.Mutator={});goog.global.Blockly.Mutator.reconnect=Blockly.Mutator.reconnect;Blockly.Warning=function(a){Blockly.Warning.superClass_.constructor.call(this,a);this.createIcon();this.text_={}};goog.inherits(Blockly.Warning,Blockly.Icon);Blockly.Warning.prototype.collapseHidden=!1;
+Blockly.Mutator.prototype.dispose=function(){this.block_.mutator=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Mutator.reconnect=function(a,b,c){if(!a||!a.getSourceBlock().workspace)return!1;c=b.getInput(c).connection;var d=a.targetBlock();return d&&d!=b||c.targetConnection==a?!1:(c.isConnected()&&c.disconnect(),c.connect(a),!0)};
+Blockly.Mutator.findParentWs=function(a){var b=null;if(a&&a.options){var c=a.options.parentWorkspace;a.isFlyout?c&&c.options&&(b=c.options.parentWorkspace):c&&(b=c)}return b};goog.global.Blockly||(goog.global.Blockly={});goog.global.Blockly.Mutator||(goog.global.Blockly.Mutator={});goog.global.Blockly.Mutator.reconnect=Blockly.Mutator.reconnect;Blockly.Extensions={};Blockly.Extensions.ALL_={};Blockly.Extensions.register=function(a,b){if(!goog.isString(a)||goog.string.isEmptyOrWhitespace(a))throw Error('Error: Invalid extension name "'+a+'"');if(Blockly.Extensions.ALL_[a])throw Error('Error: Extension "'+a+'" is already registered.');if(!goog.isFunction(b))throw Error('Error: Extension "'+a+'" must be a function');Blockly.Extensions.ALL_[a]=b};
+Blockly.Extensions.registerMixin=function(a,b){if(!goog.isObject(b))throw Error('Error: Mixin "'+a+'" must be a object');Blockly.Extensions.register(a,function(){this.mixin(b)})};
+Blockly.Extensions.registerMutator=function(a,b,c,d){var e='Error when registering mutator "'+a+'": ';Blockly.Extensions.checkHasFunction_(e,b.domToMutation,"domToMutation");Blockly.Extensions.checkHasFunction_(e,b.mutationToDom,"mutationToDom");var f=Blockly.Extensions.checkMutatorDialog_(b,e);if(c&&!goog.isFunction(c))throw Error('Extension "'+a+'" is not a function');Blockly.Extensions.register(a,function(){f&&this.setMutator(new Blockly.Mutator(d));this.mixin(b);c&&c.apply(this)})};
+Blockly.Extensions.apply=function(a,b,c){var d=Blockly.Extensions.ALL_[a];if(!goog.isFunction(d))throw Error('Error: Extension "'+a+'" not found.');if(c)Blockly.Extensions.checkNoMutatorProperties_(a,b);else var e=Blockly.Extensions.getMutatorProperties_(b);d.apply(b);if(c)Blockly.Extensions.checkBlockHasMutatorProperties_('Error after applying mutator "'+a+'": ',b);else if(!Blockly.Extensions.mutatorPropertiesMatch_(e,b))throw Error('Error when applying extension "'+a+'": mutation properties changed when applying a non-mutator extension.');
+};Blockly.Extensions.checkHasFunction_=function(a,b,c){if(!b)throw Error(a+'missing required property "'+c+'"');if("function"!=typeof b)throw Error(a+'" required property "'+c+'" must be a function');};Blockly.Extensions.checkNoMutatorProperties_=function(a,b){if(Blockly.Extensions.getMutatorProperties_(b).length)throw Error('Error: tried to apply mutation "'+a+'" to a block that already has mutator functions.  Block id: '+b.id);};
+Blockly.Extensions.checkMutatorDialog_=function(a,b){var c=void 0!==a.compose,d=void 0!==a.decompose;if(c&&d){if("function"!=typeof a.compose)throw Error(b+"compose must be a function.");if("function"!=typeof a.decompose)throw Error(b+"decompose must be a function.");return!0}if(c||d)throw Error(b+'Must have both or neither of "compose" and "decompose"');return!1};
+Blockly.Extensions.checkBlockHasMutatorProperties_=function(a,b){if("function"!=typeof b.domToMutation)throw Error(a+'Applying a mutator didn\'t add "domToMutation"');if("function"!=typeof b.mutationToDom)throw Error(a+'Applying a mutator didn\'t add "mutationToDom"');Blockly.Extensions.checkMutatorDialog_(b,a)};
+Blockly.Extensions.getMutatorProperties_=function(a){var b=[];void 0!==a.domToMutation&&b.push(a.domToMutation);void 0!==a.mutationToDom&&b.push(a.mutationToDom);void 0!==a.compose&&b.push(a.compose);void 0!==a.decompose&&b.push(a.decompose);return b};Blockly.Extensions.mutatorPropertiesMatch_=function(a,b){var c=Blockly.Extensions.getMutatorProperties_(b);if(c.length!=a.length)return!1;for(var d=0;d<c.length;d++)if(a[d]!=c[d])return!1;return!0};
+Blockly.Extensions.buildTooltipForDropdown=function(a,b){var c=[];"object"==typeof document&&Blockly.utils.runAfterPageLoad(function(){for(var a in b)Blockly.utils.checkMessageReferences(b[a])});return function(){this.type&&-1===c.indexOf(this.type)&&(Blockly.Extensions.checkDropdownOptionsInTable_(this,a,b),c.push(this.type));this.setTooltip(function(){var d=this.getFieldValue(a),e=b[d];null==e?-1===c.indexOf(this.type)&&(d="No tooltip mapping for value "+d+" of field "+a,null!=this.type&&(d+=" of block type "+
+this.type),console.warn(d+".")):e=Blockly.utils.replaceMessageReferences(e);return e}.bind(this))}};Blockly.Extensions.checkDropdownOptionsInTable_=function(a,b,c){var d=a.getField(b);if(!d.isOptionListDynamic()){d=d.getOptions();for(var e=0;e<d.length;++e){var f=d[e][1];null==c[f]&&console.warn("No tooltip mapping for value "+f+" of field "+b+" of block type "+a.type)}}};
+Blockly.Extensions.buildTooltipWithFieldText=function(a,b){"object"==typeof document&&Blockly.utils.runAfterPageLoad(function(){Blockly.utils.checkMessageReferences(a)});return function(){this.setTooltip(function(){var c=this.getField(b);return Blockly.utils.replaceMessageReferences(a).replace("%1",c?c.getText():"")}.bind(this))}};
+Blockly.Extensions.extensionParentTooltip_=function(){this.tooltipWhenNotConnected_=this.tooltip;this.setTooltip(function(){var a=this.getParent();return a&&a.getInputsInline()&&a.tooltip||this.tooltipWhenNotConnected_}.bind(this))};Blockly.Extensions.register("parent_tooltip_when_inline",Blockly.Extensions.extensionParentTooltip_);Blockly.Field=function(a,b){this.size_=new goog.math.Size(0,Blockly.BlockSvg.MIN_BLOCK_Y);this.setValue(a);this.setValidator(b)};Blockly.Field.TYPE_MAP_={};Blockly.Field.register=function(a,b){if(!goog.isString(a)||goog.string.isEmptyOrWhitespace(a))throw Error('Invalid field type "'+a+'"');if(!goog.isObject(b)||!goog.isFunction(b.fromJson))throw Error('Field "'+b+'" must have a fromJson function');Blockly.Field.TYPE_MAP_[a]=b};
+Blockly.Field.fromJson=function(a){var b=Blockly.Field.TYPE_MAP_[a.type];return b?b.fromJson(a):null};Blockly.Field.cacheWidths_=null;Blockly.Field.cacheReference_=0;Blockly.Field.prototype.name=void 0;Blockly.Field.prototype.maxDisplayLength=50;Blockly.Field.prototype.text_="";Blockly.Field.prototype.sourceBlock_=null;Blockly.Field.prototype.visible_=!0;Blockly.Field.prototype.validator_=null;Blockly.Field.NBSP="\u00a0";Blockly.Field.prototype.EDITABLE=!0;
+Blockly.Field.prototype.setSourceBlock=function(a){goog.asserts.assert(!this.sourceBlock_,"Field already bound to a block.");this.sourceBlock_=a};
+Blockly.Field.prototype.init=function(){this.fieldGroup_||(this.fieldGroup_=Blockly.utils.createSvgElement("g",{},null),this.visible_||(this.fieldGroup_.style.display="none"),this.borderRect_=Blockly.utils.createSvgElement("rect",{rx:4,ry:4,x:-Blockly.BlockSvg.SEP_SPACE_X/2,y:0,height:16},this.fieldGroup_),this.textElement_=Blockly.utils.createSvgElement("text",{"class":"blocklyText",y:this.size_.height-12.5},this.fieldGroup_),this.updateEditable(),this.sourceBlock_.getSvgRoot().appendChild(this.fieldGroup_),
+this.mouseDownWrapper_=Blockly.bindEventWithChecks_(this.fieldGroup_,"mousedown",this,this.onMouseDown_),this.render_())};Blockly.Field.prototype.initModel=function(){};Blockly.Field.prototype.dispose=function(){this.mouseDownWrapper_&&(Blockly.unbindEvent_(this.mouseDownWrapper_),this.mouseDownWrapper_=null);this.sourceBlock_=null;goog.dom.removeNode(this.fieldGroup_);this.validator_=this.borderRect_=this.textElement_=this.fieldGroup_=null};
+Blockly.Field.prototype.updateEditable=function(){var a=this.fieldGroup_;this.EDITABLE&&a&&(this.sourceBlock_.isEditable()?(Blockly.utils.addClass(a,"blocklyEditableText"),Blockly.utils.removeClass(a,"blocklyNonEditableText"),this.fieldGroup_.style.cursor=this.CURSOR):(Blockly.utils.addClass(a,"blocklyNonEditableText"),Blockly.utils.removeClass(a,"blocklyEditableText"),this.fieldGroup_.style.cursor=""))};
+Blockly.Field.prototype.isCurrentlyEditable=function(){return this.EDITABLE&&!!this.sourceBlock_&&this.sourceBlock_.isEditable()};Blockly.Field.prototype.isVisible=function(){return this.visible_};Blockly.Field.prototype.setVisible=function(a){if(this.visible_!=a){this.visible_=a;var b=this.getSvgRoot();b&&(b.style.display=a?"block":"none",this.render_())}};Blockly.Field.prototype.setValidator=function(a){this.validator_=a};Blockly.Field.prototype.getValidator=function(){return this.validator_};
+Blockly.Field.prototype.classValidator=function(a){return a};Blockly.Field.prototype.callValidator=function(a){var b=this.classValidator(a);if(null===b)return null;void 0!==b&&(a=b);if(b=this.getValidator()){b=b.call(this,a);if(null===b)return null;void 0!==b&&(a=b)}return a};Blockly.Field.prototype.getSvgRoot=function(){return this.fieldGroup_};Blockly.Field.prototype.render_=function(){this.visible_?(this.textElement_.textContent=this.getDisplayText_(),this.updateWidth()):this.size_.width=0};
+Blockly.Field.prototype.updateWidth=function(){var a=Blockly.Field.getCachedWidth(this.textElement_);this.borderRect_&&this.borderRect_.setAttribute("width",a+Blockly.BlockSvg.SEP_SPACE_X);this.size_.width=a};
+Blockly.Field.getCachedWidth=function(a){var b=a.textContent+"\n"+a.className.baseVal,c;if(Blockly.Field.cacheWidths_&&(c=Blockly.Field.cacheWidths_[b]))return c;try{c=goog.userAgent.IE||goog.userAgent.EDGE?a.getBBox().width:a.getComputedTextLength()}catch(d){return 8*a.textContent.length}Blockly.Field.cacheWidths_&&(Blockly.Field.cacheWidths_[b]=c);return c};Blockly.Field.startCache=function(){Blockly.Field.cacheReference_++;Blockly.Field.cacheWidths_||(Blockly.Field.cacheWidths_={})};
+Blockly.Field.stopCache=function(){Blockly.Field.cacheReference_--;Blockly.Field.cacheReference_||(Blockly.Field.cacheWidths_=null)};Blockly.Field.prototype.getSize=function(){this.size_.width||this.render_();return this.size_};Blockly.Field.prototype.getScaledBBox_=function(){var a=this.borderRect_.getBBox(),b=a.height*this.sourceBlock_.workspace.scale;a=a.width*this.sourceBlock_.workspace.scale;var c=this.getAbsoluteXY_();return{top:c.y,bottom:c.y+b,left:c.x,right:c.x+a}};
+Blockly.Field.prototype.getDisplayText_=function(){var a=this.text_;if(!a)return Blockly.Field.NBSP;a.length>this.maxDisplayLength&&(a=a.substring(0,this.maxDisplayLength-2)+"\u2026");a=a.replace(/\s/g,Blockly.Field.NBSP);this.sourceBlock_.RTL&&(a+="\u200f");return a};Blockly.Field.prototype.getText=function(){return this.text_};Blockly.Field.prototype.setText=function(a){null!==a&&(a=String(a),a!==this.text_&&(this.text_=a,this.forceRerender()))};
+Blockly.Field.prototype.forceRerender=function(){this.size_.width=0;this.sourceBlock_&&this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_())};Blockly.Field.prototype.getValue=function(){return this.getText()};Blockly.Field.prototype.setValue=function(a){if(null!==a){var b=this.getValue();b!=a&&(this.sourceBlock_&&Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,b,a)),this.setText(a))}};
+Blockly.Field.prototype.onMouseDown_=function(a){this.sourceBlock_&&this.sourceBlock_.workspace&&(a=this.sourceBlock_.workspace.getGesture(a))&&a.setStartField(this)};Blockly.Field.prototype.setTooltip=function(a){};Blockly.Field.prototype.getAbsoluteXY_=function(){return goog.style.getPageOffset(this.borderRect_)};Blockly.Field.prototype.referencesVariables=function(){return!1};Blockly.FieldLabel=function(a,b){this.size_=new goog.math.Size(0,17.5);this.class_=b;this.setValue(a)};goog.inherits(Blockly.FieldLabel,Blockly.Field);Blockly.FieldLabel.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.text);return new Blockly.FieldLabel(b,a["class"])};Blockly.FieldLabel.prototype.EDITABLE=!1;
+Blockly.FieldLabel.prototype.init=function(){this.textElement_||(this.textElement_=Blockly.utils.createSvgElement("text",{"class":"blocklyText",y:this.size_.height-5},null),this.class_&&Blockly.utils.addClass(this.textElement_,this.class_),this.visible_||(this.textElement_.style.display="none"),this.sourceBlock_.getSvgRoot().appendChild(this.textElement_),this.textElement_.tooltip=this.sourceBlock_,Blockly.Tooltip.bindMouseEvents(this.textElement_),this.render_())};
+Blockly.FieldLabel.prototype.dispose=function(){goog.dom.removeNode(this.textElement_);this.textElement_=null};Blockly.FieldLabel.prototype.getSvgRoot=function(){return this.textElement_};Blockly.FieldLabel.prototype.setTooltip=function(a){this.textElement_.tooltip=a};Blockly.Field.register("field_label",Blockly.FieldLabel);Blockly.Input=function(a,b,c,d){if(a!=Blockly.DUMMY_INPUT&&!b)throw"Value inputs and statement inputs must have non-empty name.";this.type=a;this.name=b;this.sourceBlock_=c;this.connection=d;this.fieldRow=[]};Blockly.Input.prototype.align=Blockly.ALIGN_LEFT;Blockly.Input.prototype.visible_=!0;Blockly.Input.prototype.appendField=function(a,b){this.insertFieldAt(this.fieldRow.length,a,b);return this};
+Blockly.Input.prototype.insertFieldAt=function(a,b,c){if(0>a||a>this.fieldRow.length)throw Error("index "+a+" out of bounds.");if(!b&&!c)return a;goog.isString(b)&&(b=new Blockly.FieldLabel(b));b.setSourceBlock(this.sourceBlock_);this.sourceBlock_.rendered&&b.init();b.name=c;b.prefixField&&(a=this.insertFieldAt(a,b.prefixField));this.fieldRow.splice(a,0,b);++a;b.suffixField&&(a=this.insertFieldAt(a,b.suffixField));this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_());
+return a};Blockly.Input.prototype.removeField=function(a){for(var b=0,c;c=this.fieldRow[b];b++)if(c.name===a){c.dispose();this.fieldRow.splice(b,1);this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_());return}goog.asserts.fail('Field "%s" not found.',a)};Blockly.Input.prototype.isVisible=function(){return this.visible_};
+Blockly.Input.prototype.setVisible=function(a){var b=[];if(this.visible_==a)return b;for(var c=(this.visible_=a)?"block":"none",d=0,e;e=this.fieldRow[d];d++)e.setVisible(a);this.connection&&(a?b=this.connection.unhideAll():this.connection.hideAll(),d=this.connection.targetBlock())&&(d.getSvgRoot().style.display=c,a||(d.rendered=!1));return b};Blockly.Input.prototype.setCheck=function(a){if(!this.connection)throw"This input does not have a connection.";this.connection.setCheck(a);return this};
+Blockly.Input.prototype.setAlign=function(a){this.align=a;this.sourceBlock_.rendered&&this.sourceBlock_.render();return this};Blockly.Input.prototype.init=function(){if(this.sourceBlock_.workspace.rendered)for(var a=0;a<this.fieldRow.length;a++)this.fieldRow[a].init()};Blockly.Input.prototype.dispose=function(){for(var a=0,b;b=this.fieldRow[a];a++)b.dispose();this.connection&&this.connection.dispose();this.sourceBlock_=null};Blockly.Warning=function(a){Blockly.Warning.superClass_.constructor.call(this,a);this.createIcon();this.text_={}};goog.inherits(Blockly.Warning,Blockly.Icon);Blockly.Warning.prototype.collapseHidden=!1;
 Blockly.Warning.prototype.drawIcon_=function(a){Blockly.utils.createSvgElement("path",{"class":"blocklyIconShape",d:"M2,15Q-1,15 0.5,12L6.5,1.7Q8,-1 9.5,1.7L15.5,12Q17,15 14,15z"},a);Blockly.utils.createSvgElement("path",{"class":"blocklyIconSymbol",d:"m7,4.8v3.16l0.27,2.27h1.46l0.27,-2.27v-3.16z"},a);Blockly.utils.createSvgElement("rect",{"class":"blocklyIconSymbol",x:"7",y:"11",height:"2",width:"2"},a)};
 Blockly.Warning.textToDom_=function(a){var b=Blockly.utils.createSvgElement("text",{"class":"blocklyText blocklyBubbleText",y:Blockly.Bubble.BORDER_WIDTH},null);a=a.split("\n");for(var c=0;c<a.length;c++){var d=Blockly.utils.createSvgElement("tspan",{dy:"1em",x:Blockly.Bubble.BORDER_WIDTH},b),e=document.createTextNode(a[c]);d.appendChild(e)}return b};
-Blockly.Warning.prototype.setVisible=function(a){if(a!=this.isVisible())if(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"warningOpen",!a,a)),a){a=Blockly.Warning.textToDom_(this.getText());this.bubble_=new Blockly.Bubble(this.block_.workspace,a,this.block_.svgPath_,this.iconXY_,null,null);if(this.block_.RTL)for(var b=a.getBBox().width,c=0,d;d=a.childNodes[c];c++)d.setAttribute("text-anchor","end"),d.setAttribute("x",b+Blockly.Bubble.BORDER_WIDTH);this.updateColour();a=this.bubble_.getBubbleSize();
-this.bubble_.setBubbleSize(a.width,a.height)}else this.bubble_.dispose(),this.body_=this.bubble_=null};Blockly.Warning.prototype.bodyFocus_=function(a){this.bubble_.promote_()};Blockly.Warning.prototype.setText=function(a,b){this.text_[b]!=a&&(a?this.text_[b]=a:delete this.text_[b],this.isVisible()&&(this.setVisible(!1),this.setVisible(!0)))};Blockly.Warning.prototype.getText=function(){var a=[],b;for(b in this.text_)a.push(this.text_[b]);return a.join("\n")};
-Blockly.Warning.prototype.dispose=function(){this.block_.warning=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Block=function(a,b,c){this.id=c&&!a.getBlockById(c)?c:Blockly.utils.genUid();a.blockDB_[this.id]=this;this.previousConnection=this.nextConnection=this.outputConnection=null;this.inputList=[];this.inputsInline=void 0;this.disabled=!1;this.tooltip="";this.contextMenu=!0;this.parentBlock_=null;this.childBlocks_=[];this.editable_=this.movable_=this.deletable_=!0;this.collapsed_=this.isShadow_=!1;this.comment=null;this.xy_=new goog.math.Coordinate(0,0);this.workspace=a;this.isInFlyout=a.isFlyout;
-this.isInMutator=a.isMutator;this.RTL=a.RTL;b&&(this.type=b,c=Blockly.Blocks[b],goog.asserts.assertObject(c,'Error: Unknown block type "%s".',b),goog.mixin(this,c));a.addTopBlock(this);goog.isFunction(this.init)&&this.init();this.inputsInlineDefault=this.inputsInline;Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockCreate(this));goog.isFunction(this.onchange)&&this.setOnChange(this.onchange)};
-Blockly.Block.obtain=function(a,b){console.warn("Deprecated call to Blockly.Block.obtain, use workspace.newBlock instead.");return a.newBlock(b)};Blockly.Block.prototype.data=null;Blockly.Block.prototype.colour_="#000000";Blockly.Block.prototype.hue_=null;
-Blockly.Block.prototype.dispose=function(a){if(this.workspace){this.onchangeWrapper_&&this.workspace.removeChangeListener(this.onchangeWrapper_);this.unplug(a);Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockDelete(this));Blockly.Events.disable();try{this.workspace&&(this.workspace.removeTopBlock(this),delete this.workspace.blockDB_[this.id],this.workspace=null);for(var b=this.childBlocks_.length-1;0<=b;b--)this.childBlocks_[b].dispose(!1);b=0;for(var c;c=this.inputList[b];b++)c.dispose();
-this.inputList.length=0;var d=this.getConnections_(!0);for(b=0;b<d.length;b++){var e=d[b];e.isConnected()&&e.disconnect();d[b].dispose()}}finally{Blockly.Events.enable()}}};
+Blockly.Warning.prototype.setVisible=function(a){if(a!=this.isVisible())if(Blockly.Events.fire(new Blockly.Events.Ui(this.block_,"warningOpen",!a,a)),a){a=Blockly.Warning.textToDom_(this.getText());this.bubble_=new Blockly.Bubble(this.block_.workspace,a,this.block_.svgPath_,this.iconXY_,null,null);this.bubble_.setSvgId(this.block_.id);if(this.block_.RTL)for(var b=a.getBBox().width,c=0,d;d=a.childNodes[c];c++)d.setAttribute("text-anchor","end"),d.setAttribute("x",b+Blockly.Bubble.BORDER_WIDTH);this.updateColour();
+a=this.bubble_.getBubbleSize();this.bubble_.setBubbleSize(a.width,a.height)}else this.bubble_.dispose(),this.body_=this.bubble_=null};Blockly.Warning.prototype.bodyFocus_=function(a){this.bubble_.promote_()};Blockly.Warning.prototype.setText=function(a,b){this.text_[b]!=a&&(a?this.text_[b]=a:delete this.text_[b],this.isVisible()&&(this.setVisible(!1),this.setVisible(!0)))};Blockly.Warning.prototype.getText=function(){var a=[],b;for(b in this.text_)a.push(this.text_[b]);return a.join("\n")};
+Blockly.Warning.prototype.dispose=function(){this.block_.warning=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Block=function(a,b,c){"undefined"!==typeof Blockly.Generator.prototype[b]&&console.warn('FUTURE ERROR: Block prototypeName "'+b+'" conflicts with Blockly.Generator members. Registering Generators for this block type will incur errors.\nThis name will be DISALLOWED (throwing an error) in future versions of Blockly.');this.id=c&&!a.getBlockById(c)?c:Blockly.utils.genUid();a.blockDB_[this.id]=this;this.previousConnection=this.nextConnection=this.outputConnection=null;this.inputList=[];this.inputsInline=
+void 0;this.disabled=!1;this.tooltip="";this.contextMenu=!0;this.parentBlock_=null;this.childBlocks_=[];this.editable_=this.movable_=this.deletable_=!0;this.collapsed_=this.isShadow_=!1;this.comment=null;this.xy_=new goog.math.Coordinate(0,0);this.workspace=a;this.isInFlyout=a.isFlyout;this.isInMutator=a.isMutator;this.RTL=a.RTL;b&&(this.type=b,c=Blockly.Blocks[b],goog.asserts.assertObject(c,'Error: Unknown block type "%s".',b),goog.mixin(this,c));a.addTopBlock(this);goog.isFunction(this.init)&&this.init();
+this.inputsInlineDefault=this.inputsInline;if(Blockly.Events.isEnabled()){(a=Blockly.Events.getGroup())||Blockly.Events.setGroup(!0);try{Blockly.Events.fire(new Blockly.Events.BlockCreate(this))}finally{a||Blockly.Events.setGroup(!1)}}goog.isFunction(this.onchange)&&this.setOnChange(this.onchange)};Blockly.Block.obtain=function(a,b){console.warn("Deprecated call to Blockly.Block.obtain, use workspace.newBlock instead.");return a.newBlock(b)};Blockly.Block.prototype.data=null;
+Blockly.Block.prototype.colour_="#000000";Blockly.Block.prototype.hue_=null;
+Blockly.Block.prototype.dispose=function(a){if(this.workspace){this.onchangeWrapper_&&this.workspace.removeChangeListener(this.onchangeWrapper_);this.unplug(a);Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockDelete(this));Blockly.Events.disable();try{this.workspace&&(this.workspace.removeTopBlock(this),delete this.workspace.blockDB_[this.id],this.workspace=null);Blockly.selected==this&&(Blockly.selected=null);for(var b=this.childBlocks_.length-1;0<=b;b--)this.childBlocks_[b].dispose(!1);
+b=0;for(var c;c=this.inputList[b];b++)c.dispose();this.inputList.length=0;var d=this.getConnections_(!0);for(b=0;b<d.length;b++){var e=d[b];e.isConnected()&&e.disconnect();d[b].dispose()}}finally{Blockly.Events.enable()}}};Blockly.Block.prototype.initModel=function(){for(var a=0,b;b=this.inputList[a];a++)for(var c=0,d;d=b.fieldRow[c];c++)d.initModel&&d.initModel()};
 Blockly.Block.prototype.unplug=function(a){if(this.outputConnection)this.outputConnection.isConnected()&&this.outputConnection.disconnect();else if(this.previousConnection){var b=null;this.previousConnection.isConnected()&&(b=this.previousConnection.targetConnection,this.previousConnection.disconnect());var c=this.getNextBlock();a&&c&&(a=this.nextConnection.targetConnection,a.disconnect(),b&&b.checkType_(a)&&b.connect(a))}};
-Blockly.Block.prototype.getConnections_=function(a){a=[];this.outputConnection&&a.push(this.outputConnection);this.previousConnection&&a.push(this.previousConnection);this.nextConnection&&a.push(this.nextConnection);for(var b=0,c;c=this.inputList[b];b++)c.connection&&a.push(c.connection);return a};Blockly.Block.prototype.lastConnectionInStack_=function(){for(var a=this.nextConnection;a;){var b=a.targetBlock();if(!b)return a;a=b.nextConnection}return null};Blockly.Block.prototype.bumpNeighbours_=function(){console.warn("Not expected to reach this bumpNeighbours_ function. The BlockSvg function for bumpNeighbours_ was expected to be called instead.")};
+Blockly.Block.prototype.getConnections_=function(a){a=[];this.outputConnection&&a.push(this.outputConnection);this.previousConnection&&a.push(this.previousConnection);this.nextConnection&&a.push(this.nextConnection);for(var b=0,c;c=this.inputList[b];b++)c.connection&&a.push(c.connection);return a};Blockly.Block.prototype.lastConnectionInStack=function(){for(var a=this.nextConnection;a;){var b=a.targetBlock();if(!b)return a;a=b.nextConnection}return null};Blockly.Block.prototype.bumpNeighbours_=function(){console.warn("Not expected to reach this bumpNeighbours_ function. The BlockSvg function for bumpNeighbours_ was expected to be called instead.")};
 Blockly.Block.prototype.getParent=function(){return this.parentBlock_};Blockly.Block.prototype.getInputWithBlock=function(a){for(var b=0,c;c=this.inputList[b];b++)if(c.connection&&c.connection.targetBlock()==a)return c;return null};Blockly.Block.prototype.getSurroundParent=function(){var a=this;do{var b=a;a=a.getParent();if(!a)return null}while(a.getNextBlock()==b);return a};Blockly.Block.prototype.getNextBlock=function(){return this.nextConnection&&this.nextConnection.targetBlock()};
-Blockly.Block.prototype.getRootBlock=function(){var a=this;do{var b=a;a=b.parentBlock_}while(a);return b};Blockly.Block.prototype.getChildren=function(){return this.childBlocks_};
+Blockly.Block.prototype.getRootBlock=function(){var a=this;do{var b=a;a=b.parentBlock_}while(a);return b};Blockly.Block.prototype.getChildren=function(a){if(!a)return this.childBlocks_;a=[];for(var b=0,c;c=this.inputList[b];b++)c.connection&&(c=c.connection.targetBlock())&&a.push(c);(b=this.getNextBlock())&&a.push(b);return a};
 Blockly.Block.prototype.setParent=function(a){if(a!=this.parentBlock_){if(this.parentBlock_){goog.array.remove(this.parentBlock_.childBlocks_,this);if(this.previousConnection&&this.previousConnection.isConnected())throw"Still connected to previous block.";if(this.outputConnection&&this.outputConnection.isConnected())throw"Still connected to parent block.";this.parentBlock_=null}else this.workspace.removeTopBlock(this);(this.parentBlock_=a)?a.childBlocks_.push(this):this.workspace.addTopBlock(this)}};
-Blockly.Block.prototype.getDescendants=function(){for(var a=[this],b,c=0;b=this.childBlocks_[c];c++)a.push.apply(a,b.getDescendants());return a};Blockly.Block.prototype.isDeletable=function(){return this.deletable_&&!this.isShadow_&&!(this.workspace&&this.workspace.options.readOnly)};Blockly.Block.prototype.setDeletable=function(a){this.deletable_=a};Blockly.Block.prototype.isMovable=function(){return this.movable_&&!this.isShadow_&&!(this.workspace&&this.workspace.options.readOnly)};
+Blockly.Block.prototype.getDescendants=function(a){for(var b=[this],c=this.getChildren(a),d,e=0;d=c[e];e++)b.push.apply(b,d.getDescendants(a));return b};Blockly.Block.prototype.isDeletable=function(){return this.deletable_&&!this.isShadow_&&!(this.workspace&&this.workspace.options.readOnly)};Blockly.Block.prototype.setDeletable=function(a){this.deletable_=a};Blockly.Block.prototype.isMovable=function(){return this.movable_&&!this.isShadow_&&!(this.workspace&&this.workspace.options.readOnly)};
 Blockly.Block.prototype.setMovable=function(a){this.movable_=a};Blockly.Block.prototype.isShadow=function(){return this.isShadow_};Blockly.Block.prototype.setShadow=function(a){this.isShadow_=a};Blockly.Block.prototype.isEditable=function(){return this.editable_&&!(this.workspace&&this.workspace.options.readOnly)};Blockly.Block.prototype.setEditable=function(a){this.editable_=a;a=0;for(var b;b=this.inputList[a];a++)for(var c=0,d;d=b.fieldRow[c];c++)d.updateEditable()};
 Blockly.Block.prototype.setConnectionsHidden=function(a){if(!a&&this.isCollapsed()){if(this.outputConnection&&this.outputConnection.setHidden(a),this.previousConnection&&this.previousConnection.setHidden(a),this.nextConnection){this.nextConnection.setHidden(a);var b=this.nextConnection.targetBlock();b&&b.setConnectionsHidden(a)}}else for(var c=this.getConnections_(!0),d=0;b=c[d];d++)b.setHidden(a),b.isSuperior()&&(b=b.targetBlock())&&b.setConnectionsHidden(a)};
 Blockly.Block.prototype.setHelpUrl=function(a){this.helpUrl=a};Blockly.Block.prototype.setTooltip=function(a){this.tooltip=a};Blockly.Block.prototype.getColour=function(){return this.colour_};Blockly.Block.prototype.getHue=function(){return this.hue_};
-Blockly.Block.prototype.setColour=function(a){var b=Number(a);if(!isNaN(b)&&0<=b&&360>=b)this.hue_=b,this.colour_=Blockly.hueToRgb(b);else if(goog.isString(a)&&/^#[0-9a-fA-F]{6}$/.test(a))this.colour_=a,this.hue_=null;else throw"Invalid colour: "+a;};
+Blockly.Block.prototype.setColour=function(a){var b=goog.isString(a)?Blockly.utils.replaceMessageReferences(a):a,c=Number(b);if(!isNaN(c)&&0<=c&&360>=c)this.hue_=c,this.colour_=Blockly.hueToRgb(c);else if(goog.isString(b)&&/^#[0-9a-fA-F]{6}$/.test(b))this.colour_=b,this.hue_=null;else throw c='Invalid colour: "'+b+'"',a!=b&&(c+=' (from "'+a+'")'),c;};
 Blockly.Block.prototype.setOnChange=function(a){if(a&&!goog.isFunction(a))throw Error("onchange must be a function.");this.onchangeWrapper_&&this.workspace.removeChangeListener(this.onchangeWrapper_);if(this.onchange=a)this.onchangeWrapper_=a.bind(this),this.workspace.addChangeListener(this.onchangeWrapper_)};Blockly.Block.prototype.getField=function(a){for(var b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)if(e.name===a)return e;return null};
-Blockly.Block.prototype.getVars=function(){for(var a=[],b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)e instanceof Blockly.FieldVariable&&a.push(e.getValue());return a};Blockly.Block.prototype.renameVar=function(a,b){for(var c=0,d;d=this.inputList[c];c++)for(var e=0,f;f=d.fieldRow[e];e++)f instanceof Blockly.FieldVariable&&Blockly.Names.equals(a,f.getValue())&&f.setValue(b)};Blockly.Block.prototype.getFieldValue=function(a){return(a=this.getField(a))?a.getValue():null};
+Blockly.Block.prototype.getVars=function(){for(var a=[],b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)e.referencesVariables()&&a.push(e.getValue());return a};Blockly.Block.prototype.getVarModels=function(){for(var a=[],b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)e.referencesVariables()&&(e=this.workspace.getVariableById(e.getValue()))&&a.push(e);return a};
+Blockly.Block.prototype.updateVarName=function(a){for(var b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)e.referencesVariables()&&a.getId()==e.getValue()&&e.setText(a.name)};Blockly.Block.prototype.renameVarById=function(a,b){for(var c=0,d;d=this.inputList[c];c++)for(var e=0,f;f=d.fieldRow[e];e++)f.referencesVariables()&&a==f.getValue()&&f.setValue(b)};Blockly.Block.prototype.getFieldValue=function(a){return(a=this.getField(a))?a.getValue():null};
 Blockly.Block.prototype.setFieldValue=function(a,b){var c=this.getField(b);goog.asserts.assertObject(c,'Field "%s" not found.',b);c.setValue(a)};
 Blockly.Block.prototype.setPreviousStatement=function(a,b){a?(void 0===b&&(b=null),this.previousConnection||(goog.asserts.assert(!this.outputConnection,"Remove output connection prior to adding previous connection."),this.previousConnection=this.makeConnection_(Blockly.PREVIOUS_STATEMENT)),this.previousConnection.setCheck(b)):this.previousConnection&&(goog.asserts.assert(!this.previousConnection.isConnected(),"Must disconnect previous statement before removing connection."),this.previousConnection.dispose(),
 this.previousConnection=null)};Blockly.Block.prototype.setNextStatement=function(a,b){a?(void 0===b&&(b=null),this.nextConnection||(this.nextConnection=this.makeConnection_(Blockly.NEXT_STATEMENT)),this.nextConnection.setCheck(b)):this.nextConnection&&(goog.asserts.assert(!this.nextConnection.isConnected(),"Must disconnect next statement before removing connection."),this.nextConnection.dispose(),this.nextConnection=null)};
@@ -1264,16 +1435,13 @@ Blockly.Block.prototype.setDisabled=function(a){this.disabled!=a&&(Blockly.Event
 Blockly.Block.prototype.setCollapsed=function(a){this.collapsed_!=a&&(Blockly.Events.fire(new Blockly.Events.BlockChange(this,"collapsed",null,this.collapsed_,a)),this.collapsed_=a)};
 Blockly.Block.prototype.toString=function(a,b){var c=[],d=b||"?";if(this.collapsed_)c.push(this.getInput("_TEMP_COLLAPSED_INPUT").fieldRow[0].text_);else for(var e=0,f;f=this.inputList[e];e++){for(var g=0,h;h=f.fieldRow[g];g++)h instanceof Blockly.FieldDropdown&&!h.getValue()?c.push(d):c.push(h.getText());f.connection&&((f=f.connection.targetBlock())?c.push(f.toString(void 0,b)):c.push(d))}c=goog.string.trim(c.join(" "))||"???";a&&(c=goog.string.truncate(c,a));return c};
 Blockly.Block.prototype.appendValueInput=function(a){return this.appendInput_(Blockly.INPUT_VALUE,a)};Blockly.Block.prototype.appendStatementInput=function(a){return this.appendInput_(Blockly.NEXT_STATEMENT,a)};Blockly.Block.prototype.appendDummyInput=function(a){return this.appendInput_(Blockly.DUMMY_INPUT,a||"")};
-Blockly.Block.prototype.jsonInit=function(a){goog.asserts.assert(void 0==a.output||void 0==a.previousStatement,"Must not have both an output and a previousStatement.");if(void 0!==a.colour){var b=a.colour;b=goog.isString(b)?Blockly.utils.replaceMessageReferences(b):b;this.setColour(b)}for(b=0;void 0!==a["message"+b];)this.interpolate_(a["message"+b],a["args"+b]||[],a["lastDummyAlign"+b]),b++;void 0!==a.inputsInline&&this.setInputsInline(a.inputsInline);void 0!==a.output&&this.setOutput(!0,a.output);
-void 0!==a.previousStatement&&this.setPreviousStatement(!0,a.previousStatement);void 0!==a.nextStatement&&this.setNextStatement(!0,a.nextStatement);void 0!==a.tooltip&&(b=a.tooltip,b=Blockly.utils.replaceMessageReferences(b),this.setTooltip(b));void 0!==a.enableContextMenu&&(b=a.enableContextMenu,this.contextMenu=!!b);void 0!==a.helpUrl&&(b=a.helpUrl,b=Blockly.utils.replaceMessageReferences(b),this.setHelpUrl(b));goog.isString(a.extensions)&&(console.warn("JSON attribute 'extensions' should be an array of strings. Found raw string in JSON for '"+
-a.type+"' block."),a.extensions=[a.extensions]);void 0!==a.mutator&&Blockly.Extensions.apply(a.mutator,this,!0);if(Array.isArray(a.extensions))for(a=a.extensions,b=0;b<a.length;++b)Blockly.Extensions.apply(a[b],this,!1)};
+Blockly.Block.prototype.jsonInit=function(a){var b=a.type?'Block "'+a.type+'": ':"";goog.asserts.assert(void 0==a.output||void 0==a.previousStatement,b+"Must not have both an output and a previousStatement.");this.jsonInitColour_(a,b);for(var c=0;void 0!==a["message"+c];)this.interpolate_(a["message"+c],a["args"+c]||[],a["lastDummyAlign"+c]),c++;void 0!==a.inputsInline&&this.setInputsInline(a.inputsInline);void 0!==a.output&&this.setOutput(!0,a.output);void 0!==a.previousStatement&&this.setPreviousStatement(!0,
+a.previousStatement);void 0!==a.nextStatement&&this.setNextStatement(!0,a.nextStatement);void 0!==a.tooltip&&(c=a.tooltip,c=Blockly.utils.replaceMessageReferences(c),this.setTooltip(c));void 0!==a.enableContextMenu&&(c=a.enableContextMenu,this.contextMenu=!!c);void 0!==a.helpUrl&&(c=a.helpUrl,c=Blockly.utils.replaceMessageReferences(c),this.setHelpUrl(c));goog.isString(a.extensions)&&(console.warn(b+"JSON attribute 'extensions' should be an array of strings. Found raw string in JSON for '"+a.type+
+"' block."),a.extensions=[a.extensions]);void 0!==a.mutator&&Blockly.Extensions.apply(a.mutator,this,!0);if(Array.isArray(a.extensions))for(a=a.extensions,b=0;b<a.length;++b)Blockly.Extensions.apply(a[b],this,!1)};Blockly.Block.prototype.jsonInitColour_=function(a,b){if("colour"in a)if(void 0===a.colour)console.warn(b+"Undefined color value.");else{var c=a.colour;try{this.setColour(c)}catch(d){console.warn(b+"Illegal color value: ",c)}}};
 Blockly.Block.prototype.mixin=function(a,b){if(goog.isDef(b)&&!goog.isBoolean(b))throw Error("opt_disableCheck must be a boolean if provided");if(!b){var c=[],d;for(d in a)void 0!==this[d]&&c.push(d);if(c.length)throw Error("Mixin will overwrite block members: "+JSON.stringify(c));}goog.mixin(this,a)};
 Blockly.Block.prototype.interpolate_=function(a,b,c){var d=Blockly.utils.tokenizeInterpolation(a),e=[],f=0;a=[];for(var g=0;g<d.length;g++){var h=d[g];if("number"==typeof h){if(0>=h||h>b.length)throw Error('Block "'+this.type+'": Message index %'+h+" out of range.");if(e[h])throw Error('Block "'+this.type+'": Message index %'+h+" duplicated.");e[h]=!0;f++;a.push(b[h-1])}else(h=h.trim())&&a.push(h)}if(f!=b.length)throw Error('Block "'+this.type+'": Message does not reference all '+b.length+" arg(s).");
 a.length&&("string"==typeof a[a.length-1]||goog.string.startsWith(a[a.length-1].type,"field_"))&&(g={type:"input_dummy"},c&&(g.align=c),a.push(g));c={LEFT:Blockly.ALIGN_LEFT,RIGHT:Blockly.ALIGN_RIGHT,CENTRE:Blockly.ALIGN_CENTRE};b=[];for(g=0;g<a.length;g++)if(e=a[g],"string"==typeof e)b.push([e,void 0]);else{d=f=null;do if(h=!1,"string"==typeof e)f=new Blockly.FieldLabel(e);else switch(e.type){case "input_value":d=this.appendValueInput(e.name);break;case "input_statement":d=this.appendStatementInput(e.name);
-break;case "input_dummy":d=this.appendDummyInput(e.name);break;case "field_label":f=Blockly.Block.newFieldLabelFromJson_(e);break;case "field_input":f=Blockly.Block.newFieldTextInputFromJson_(e);break;case "field_angle":f=new Blockly.FieldAngle(e.angle);break;case "field_checkbox":f=new Blockly.FieldCheckbox(e.checked?"TRUE":"FALSE");break;case "field_colour":f=new Blockly.FieldColour(e.colour);break;case "field_variable":f=Blockly.Block.newFieldVariableFromJson_(e);break;case "field_dropdown":f=
-new Blockly.FieldDropdown(e.options);break;case "field_image":f=Blockly.Block.newFieldImageFromJson_(e);break;case "field_number":f=new Blockly.FieldNumber(e.value,e.min,e.max,e.precision);break;case "field_date":if(Blockly.FieldDate){f=new Blockly.FieldDate(e.date);break}default:e.alt&&(e=e.alt,h=!0)}while(h);if(f)b.push([f,e.name]);else if(d){e.check&&d.setCheck(e.check);e.align&&d.setAlign(c[e.align]);for(e=0;e<b.length;e++)d.appendField(b[e][0],b[e][1]);b.length=0}}};
-Blockly.Block.newFieldImageFromJson_=function(a){var b=Blockly.utils.replaceMessageReferences(a.src),c=Number(Blockly.utils.replaceMessageReferences(a.width)),d=Number(Blockly.utils.replaceMessageReferences(a.height));a=Blockly.utils.replaceMessageReferences(a.alt);return new Blockly.FieldImage(b,c,d,a)};Blockly.Block.newFieldLabelFromJson_=function(a){var b=Blockly.utils.replaceMessageReferences(a.text);return new Blockly.FieldLabel(b,a["class"])};
-Blockly.Block.newFieldTextInputFromJson_=function(a){var b=Blockly.utils.replaceMessageReferences(a.text);b=new Blockly.FieldTextInput(b,a["class"]);"boolean"==typeof a.spellcheck&&b.setSpellcheck(a.spellcheck);return b};Blockly.Block.newFieldVariableFromJson_=function(a){var b=Blockly.utils.replaceMessageReferences(a.variable);return new Blockly.FieldVariable(b,null,a.variableTypes)};
+break;case "input_dummy":d=this.appendDummyInput(e.name);break;default:f=Blockly.Field.fromJson(e),f||(e.alt?(e=e.alt,h=!0):console.warn("Blockly could not create a field of type "+e.type+". You may need to register your custom field.  See github.com/google/blockly/issues/1584"))}while(h);if(f)b.push([f,e.name]);else if(d){e.check&&d.setCheck(e.check);e.align&&d.setAlign(c[e.align]);for(e=0;e<b.length;e++)d.appendField(b[e][0],b[e][1]);b.length=0}}};
 Blockly.Block.prototype.appendInput_=function(a,b){var c=null;if(a==Blockly.INPUT_VALUE||a==Blockly.NEXT_STATEMENT)c=this.makeConnection_(a);c=new Blockly.Input(a,b,this,c);this.inputList.push(c);return c};
 Blockly.Block.prototype.moveInputBefore=function(a,b){if(a!=b){for(var c=-1,d=b?-1:this.inputList.length,e=0,f;f=this.inputList[e];e++)if(f.name==a){if(c=e,-1!=d)break}else if(b&&f.name==b&&(d=e,-1!=c))break;goog.asserts.assert(-1!=c,'Named input "%s" not found.',a);goog.asserts.assert(-1!=d,'Reference input "%s" not found.',b);this.moveNumberedInputBefore(c,d)}};
 Blockly.Block.prototype.moveNumberedInputBefore=function(a,b){goog.asserts.assert(a!=b,"Can't move input to itself.");goog.asserts.assert(a<this.inputList.length,"Input index "+a+" out of bounds.");goog.asserts.assert(b<=this.inputList.length,"Reference input "+b+" out of bounds.");var c=this.inputList[a];this.inputList.splice(a,1);a<b&&b--;this.inputList.splice(b,0,c)};
@@ -1290,42 +1458,38 @@ Blockly.ContextMenu.populate_=function(a,b){var c=new goog.ui.Menu;c.setRightToL
 Blockly.ContextMenu.position_=function(a,b,c){var d=Blockly.utils.getViewportBBox();b={top:b.clientY+d.top,bottom:b.clientY+d.top,left:b.clientX+d.left,right:b.clientX+d.left};Blockly.ContextMenu.createWidget_(a);var e=Blockly.utils.uiMenu.getSize(a);c&&Blockly.utils.uiMenu.adjustBBoxesForRTL(d,b,e);Blockly.WidgetDiv.positionWithAnchor(d,b,e,c);a.getElement().focus()};
 Blockly.ContextMenu.createWidget_=function(a){a.render(Blockly.WidgetDiv.DIV);var b=a.getElement();Blockly.utils.addClass(b,"blocklyContextMenu");Blockly.bindEventWithChecks_(b,"contextmenu",null,Blockly.utils.noEvent);a.setAllowAutoFocus(!0)};Blockly.ContextMenu.hide=function(){Blockly.WidgetDiv.hideIfOwner(Blockly.ContextMenu);Blockly.ContextMenu.currentBlock=null;Blockly.ContextMenu.eventWrapper_&&Blockly.unbindEvent_(Blockly.ContextMenu.eventWrapper_)};
 Blockly.ContextMenu.callbackFactory=function(a,b){return function(){Blockly.Events.disable();try{var c=Blockly.Xml.domToBlock(b,a.workspace),d=a.getRelativeToSurfaceXY();d.x=a.RTL?d.x-Blockly.SNAP_RADIUS:d.x+Blockly.SNAP_RADIUS;d.y+=2*Blockly.SNAP_RADIUS;c.moveBy(d.x,d.y)}finally{Blockly.Events.enable()}Blockly.Events.isEnabled()&&!c.isShadow()&&Blockly.Events.fire(new Blockly.Events.BlockCreate(c));c.select()}};
-Blockly.ContextMenu.blockDeleteOption=function(a){var b=a.getDescendants(!0).length,c=a.getNextBlock();c&&(b-=c.getDescendants(!0).length);return{text:1==b?Blockly.Msg.DELETE_BLOCK:Blockly.Msg.DELETE_X_BLOCKS.replace("%1",String(b)),enabled:!0,callback:function(){Blockly.Events.setGroup(!0);a.dispose(!0,!0);Blockly.Events.setGroup(!1)}}};Blockly.ContextMenu.blockHelpOption=function(a){return{enabled:!(goog.isFunction(a.helpUrl)?!a.helpUrl():!a.helpUrl),text:Blockly.Msg.HELP,callback:function(){a.showHelp_()}}};
-Blockly.ContextMenu.blockDuplicateOption=function(a){var b=!0;a.getDescendants().length>a.workspace.remainingCapacity()&&(b=!1);return{text:Blockly.Msg.DUPLICATE_BLOCK,enabled:b,callback:function(){Blockly.duplicate_(a)}}};Blockly.ContextMenu.blockCommentOption=function(a){var b={enabled:!goog.userAgent.IE};a.comment?(b.text=Blockly.Msg.REMOVE_COMMENT,b.callback=function(){a.setCommentText(null)}):(b.text=Blockly.Msg.ADD_COMMENT,b.callback=function(){a.setCommentText("")});return b};Blockly.BlockSvg=function(a,b,c){this.svgGroup_=Blockly.utils.createSvgElement("g",{},null);this.svgGroup_.translate_="";this.svgPathDark_=Blockly.utils.createSvgElement("path",{"class":"blocklyPathDark",transform:"translate(1,1)"},this.svgGroup_);this.svgPath_=Blockly.utils.createSvgElement("path",{"class":"blocklyPath"},this.svgGroup_);this.svgPathLight_=Blockly.utils.createSvgElement("path",{"class":"blocklyPathLight"},this.svgGroup_);this.svgPath_.tooltip=this;this.rendered=!1;this.useDragSurface_=
-Blockly.utils.is3dSupported()&&!!a.blockDragSurface_;Blockly.Tooltip.bindMouseEvents(this.svgPath_);Blockly.BlockSvg.superClass_.constructor.call(this,a,b,c)};goog.inherits(Blockly.BlockSvg,Blockly.Block);Blockly.BlockSvg.prototype.height=0;Blockly.BlockSvg.prototype.width=0;Blockly.BlockSvg.prototype.dragStartXY_=null;Blockly.BlockSvg.prototype.warningTextDb_=null;Blockly.BlockSvg.INLINE=-1;
+Blockly.ContextMenu.blockDeleteOption=function(a){var b=a.getDescendants(!1).length,c=a.getNextBlock();c&&(b-=c.getDescendants(!1).length);return{text:1==b?Blockly.Msg.DELETE_BLOCK:Blockly.Msg.DELETE_X_BLOCKS.replace("%1",String(b)),enabled:!0,callback:function(){Blockly.Events.setGroup(!0);a.dispose(!0,!0);Blockly.Events.setGroup(!1)}}};Blockly.ContextMenu.blockHelpOption=function(a){return{enabled:!(goog.isFunction(a.helpUrl)?!a.helpUrl():!a.helpUrl),text:Blockly.Msg.HELP,callback:function(){a.showHelp_()}}};
+Blockly.ContextMenu.blockDuplicateOption=function(a){var b=!0;a.getDescendants(!1).length>a.workspace.remainingCapacity()&&(b=!1);return{text:Blockly.Msg.DUPLICATE_BLOCK,enabled:b,callback:function(){Blockly.duplicate_(a)}}};Blockly.ContextMenu.blockCommentOption=function(a){var b={enabled:!goog.userAgent.IE};a.comment?(b.text=Blockly.Msg.REMOVE_COMMENT,b.callback=function(){a.setCommentText(null)}):(b.text=Blockly.Msg.ADD_COMMENT,b.callback=function(){a.setCommentText("")});return b};
+Blockly.ContextMenu.commentDeleteOption=function(a){return{text:Blockly.Msg.REMOVE_COMMENT,enabled:!0,callback:function(){Blockly.Events.setGroup(!0);a.dispose(!0,!0);Blockly.Events.setGroup(!1)}}};Blockly.ContextMenu.commentDuplicateOption=function(a){return{text:Blockly.Msg.DUPLICATE_COMMENT,enabled:!0,callback:function(){Blockly.duplicate_(a)}}};
+Blockly.ContextMenu.workspaceCommentOption=function(a,b){var c={enabled:!goog.userAgent.IE};c.text=Blockly.Msg.ADD_COMMENT;c.callback=function(){var c=new Blockly.WorkspaceCommentSvg(a,Blockly.Msg.WORKSPACE_COMMENT_DEFAULT_TEXT,Blockly.WorkspaceCommentSvg.DEFAULT_SIZE,Blockly.WorkspaceCommentSvg.DEFAULT_SIZE),e=a.getInjectionDiv().getBoundingClientRect();e=new goog.math.Coordinate(b.clientX-e.left,b.clientY-e.top);var f=a.getOriginOffsetInPixels();e=goog.math.Coordinate.difference(e,f).scale(1/a.scale);
+c.moveBy(e.x,e.y);a.rendered&&(c.initSvg(),c.render(!1),c.select())};return c};Blockly.BlockSvg=function(a,b,c){this.svgGroup_=Blockly.utils.createSvgElement("g",{},null);this.svgGroup_.translate_="";this.svgPathDark_=Blockly.utils.createSvgElement("path",{"class":"blocklyPathDark",transform:"translate(1,1)"},this.svgGroup_);this.svgPath_=Blockly.utils.createSvgElement("path",{"class":"blocklyPath"},this.svgGroup_);this.svgPathLight_=Blockly.utils.createSvgElement("path",{"class":"blocklyPathLight"},this.svgGroup_);this.svgPath_.tooltip=this;this.rendered=!1;this.useDragSurface_=
+Blockly.utils.is3dSupported()&&!!a.blockDragSurface_;Blockly.Tooltip.bindMouseEvents(this.svgPath_);Blockly.BlockSvg.superClass_.constructor.call(this,a,b,c);this.svgGroup_.dataset&&(this.svgGroup_.dataset.id=this.id)};goog.inherits(Blockly.BlockSvg,Blockly.Block);Blockly.BlockSvg.prototype.height=0;Blockly.BlockSvg.prototype.width=0;Blockly.BlockSvg.prototype.dragStartXY_=null;Blockly.BlockSvg.prototype.warningTextDb_=null;Blockly.BlockSvg.INLINE=-1;
 Blockly.BlockSvg.prototype.initSvg=function(){goog.asserts.assert(this.workspace.rendered,"Workspace is headless.");for(var a=0,b;b=this.inputList[a];a++)b.init();b=this.getIcons();for(a=0;a<b.length;a++)b[a].createIcon();this.updateColour();this.updateMovable();this.workspace.options.readOnly||this.eventsInit_||Blockly.bindEventWithChecks_(this.getSvgRoot(),"mousedown",this,this.onMouseDown_);this.eventsInit_=!0;this.getSvgRoot().parentNode||this.workspace.getCanvas().appendChild(this.getSvgRoot())};
 Blockly.BlockSvg.prototype.select=function(){if(this.isShadow()&&this.getParent())this.getParent().select();else if(Blockly.selected!=this){var a=null;if(Blockly.selected){a=Blockly.selected.id;Blockly.Events.disable();try{Blockly.selected.unselect()}finally{Blockly.Events.enable()}}a=new Blockly.Events.Ui(null,"selected",a,this.id);a.workspaceId=this.workspace.id;Blockly.Events.fire(a);Blockly.selected=this;this.addSelect()}};
 Blockly.BlockSvg.prototype.unselect=function(){if(Blockly.selected==this){var a=new Blockly.Events.Ui(null,"selected",this.id,null);a.workspaceId=this.workspace.id;Blockly.Events.fire(a);Blockly.selected=null;this.removeSelect()}};Blockly.BlockSvg.prototype.mutator=null;Blockly.BlockSvg.prototype.comment=null;Blockly.BlockSvg.prototype.warning=null;
 Blockly.BlockSvg.prototype.getIcons=function(){var a=[];this.mutator&&a.push(this.mutator);this.comment&&a.push(this.comment);this.warning&&a.push(this.warning);return a};
-Blockly.BlockSvg.prototype.setParent=function(a){if(a!=this.parentBlock_){var b=this.getSvgRoot();if(this.parentBlock_&&b){var c=this.getRelativeToSurfaceXY();this.workspace.getCanvas().appendChild(b);b.setAttribute("transform","translate("+c.x+","+c.y+")")}Blockly.Field.startCache();Blockly.BlockSvg.superClass_.setParent.call(this,a);Blockly.Field.stopCache();a&&(c=this.getRelativeToSurfaceXY(),a.getSvgRoot().appendChild(b),a=this.getRelativeToSurfaceXY(),this.moveConnections_(a.x-c.x,a.y-c.y))}};
+Blockly.BlockSvg.prototype.setParent=function(a){var b=this.parentBlock_;if(a!=b){Blockly.Field.startCache();Blockly.BlockSvg.superClass_.setParent.call(this,a);Blockly.Field.stopCache();var c=this.getSvgRoot();if(!this.workspace.isClearing&&c){var d=this.getRelativeToSurfaceXY();a?(a.getSvgRoot().appendChild(c),a=this.getRelativeToSurfaceXY(),this.moveConnections_(a.x-d.x,a.y-d.y)):b&&(this.workspace.getCanvas().appendChild(c),this.translate(d.x,d.y))}}};
 Blockly.BlockSvg.prototype.getRelativeToSurfaceXY=function(){var a=0,b=0,c=this.useDragSurface_?this.workspace.blockDragSurface_.getGroup():null,d=this.getSvgRoot();if(d){do{var e=Blockly.utils.getRelativeXY(d);a+=e.x;b+=e.y;this.useDragSurface_&&this.workspace.blockDragSurface_.getCurrentBlock()==d&&(e=this.workspace.blockDragSurface_.getSurfaceTranslation(),a+=e.x,b+=e.y);d=d.parentNode}while(d&&d!=this.workspace.getCanvas()&&d!=c)}return new goog.math.Coordinate(a,b)};
-Blockly.BlockSvg.prototype.moveBy=function(a,b){goog.asserts.assert(!this.parentBlock_,"Block has parent.");var c=new Blockly.Events.BlockMove(this),d=this.getRelativeToSurfaceXY();this.translate(d.x+a,d.y+b);this.moveConnections_(a,b);c.recordNew();this.workspace.resizeContents();Blockly.Events.fire(c)};Blockly.BlockSvg.prototype.translate=function(a,b){this.getSvgRoot().setAttribute("transform","translate("+a+","+b+")")};
+Blockly.BlockSvg.prototype.moveBy=function(a,b){goog.asserts.assert(!this.parentBlock_,"Block has parent.");var c=Blockly.Events.isEnabled();if(c)var d=new Blockly.Events.BlockMove(this);var e=this.getRelativeToSurfaceXY();this.translate(e.x+a,e.y+b);this.moveConnections_(a,b);c&&(d.recordNew(),Blockly.Events.fire(d));this.workspace.resizeContents()};Blockly.BlockSvg.prototype.translate=function(a,b){this.getSvgRoot().setAttribute("transform","translate("+a+","+b+")")};
 Blockly.BlockSvg.prototype.moveToDragSurface_=function(){if(this.useDragSurface_){var a=this.getRelativeToSurfaceXY();this.clearTransformAttributes_();this.workspace.blockDragSurface_.translateSurface(a.x,a.y);this.workspace.blockDragSurface_.setBlocksAndShow(this.getSvgRoot())}};Blockly.BlockSvg.prototype.moveOffDragSurface_=function(a){this.useDragSurface_&&(this.translate(a.x,a.y),this.workspace.blockDragSurface_.clearAndHide(this.workspace.getCanvas()))};
 Blockly.BlockSvg.prototype.moveDuringDrag=function(a){this.useDragSurface_?this.workspace.blockDragSurface_.translateSurface(a.x,a.y):(this.svgGroup_.translate_="translate("+a.x+","+a.y+")",this.svgGroup_.setAttribute("transform",this.svgGroup_.translate_+this.svgGroup_.skew_))};Blockly.BlockSvg.prototype.clearTransformAttributes_=function(){Blockly.utils.removeAttribute(this.getSvgRoot(),"transform")};
 Blockly.BlockSvg.prototype.snapToGrid=function(){if(this.workspace&&!this.workspace.isDragging()&&!this.getParent()&&!this.isInFlyout){var a=this.workspace.getGrid();if(a&&a.shouldSnap()){var b=a.getSpacing(),c=b/2,d=this.getRelativeToSurfaceXY();a=Math.round((d.x-c)/b)*b+c-d.x;b=Math.round((d.y-c)/b)*b+c-d.y;a=Math.round(a);b=Math.round(b);0==a&&0==b||this.moveBy(a,b)}}};
 Blockly.BlockSvg.prototype.getBoundingRectangle=function(){var a=this.getRelativeToSurfaceXY(this),b=this.outputConnection?Blockly.BlockSvg.TAB_WIDTH:0,c=this.getHeightWidth();if(this.RTL){var d=new goog.math.Coordinate(a.x-(c.width-b),a.y);a=new goog.math.Coordinate(a.x+b,a.y+c.height)}else d=new goog.math.Coordinate(a.x-b,a.y),a=new goog.math.Coordinate(a.x+c.width-b,a.y+c.height);return{topLeft:d,bottomRight:a}};
 Blockly.BlockSvg.prototype.setCollapsed=function(a){if(this.collapsed_!=a){for(var b=[],c=0,d;d=this.inputList[c];c++)b.push.apply(b,d.setVisible(!a));if(a){d=this.getIcons();for(c=0;c<d.length;c++)d[c].setVisible(!1);c=this.toString(Blockly.COLLAPSE_CHARS);this.appendDummyInput("_TEMP_COLLAPSED_INPUT").appendField(c).init()}else this.removeInput("_TEMP_COLLAPSED_INPUT"),this.setWarningText(null);Blockly.BlockSvg.superClass_.setCollapsed.call(this,a);b.length||(b[0]=this);if(this.rendered)for(c=0;a=
 b[c];c++)a.render()}};Blockly.BlockSvg.prototype.tab=function(a,b){var c=this.createTabList_(),d=c.indexOf(a);-1==d&&(d=b?-1:c.length);(c=c[b?d+1:d-1])?c instanceof Blockly.Field?c.showEditor_():c.tab(null,b):(c=this.getParent())&&c.tab(this,b)};Blockly.BlockSvg.prototype.createTabList_=function(){for(var a=[],b=0,c;c=this.inputList[b];b++){for(var d=0,e;e=c.fieldRow[d];d++)e instanceof Blockly.FieldTextInput&&a.push(e);c.connection&&(c=c.connection.targetBlock())&&a.push(c)}return a};
-Blockly.BlockSvg.prototype.onMouseDown_=function(a){var b=this.workspace.getGesture(a);b&&b.handleBlockStart(a,this)};Blockly.BlockSvg.prototype.showHelp_=function(){var a=goog.isFunction(this.helpUrl)?this.helpUrl():this.helpUrl;a&&window.open(a)};
+Blockly.BlockSvg.prototype.onMouseDown_=function(a){var b=this.workspace&&this.workspace.getGesture(a);b&&b.handleBlockStart(a,this)};Blockly.BlockSvg.prototype.showHelp_=function(){var a=goog.isFunction(this.helpUrl)?this.helpUrl():this.helpUrl;a&&window.open(a)};
 Blockly.BlockSvg.prototype.showContextMenu_=function(a){if(!this.workspace.options.readOnly&&this.contextMenu){var b=this,c=[];if(this.isDeletable()&&this.isMovable()&&!b.isInFlyout){c.push(Blockly.ContextMenu.blockDuplicateOption(b));this.isEditable()&&!this.collapsed_&&this.workspace.options.comments&&c.push(Blockly.ContextMenu.blockCommentOption(b));if(!this.collapsed_)for(var d=1;d<this.inputList.length;d++)if(this.inputList[d-1].type!=Blockly.NEXT_STATEMENT&&this.inputList[d].type!=Blockly.NEXT_STATEMENT){d=
-{enabled:!0};var e=this.getInputsInline();d.text=e?Blockly.Msg.EXTERNAL_INPUTS:Blockly.Msg.INLINE_INPUTS;d.callback=function(){b.setInputsInline(!e)};c.push(d);break}this.workspace.options.collapse&&(this.collapsed_?(d={enabled:!0},d.text=Blockly.Msg.EXPAND_BLOCK,d.callback=function(){b.setCollapsed(!1)}):(d={enabled:!0},d.text=Blockly.Msg.COLLAPSE_BLOCK,d.callback=function(){b.setCollapsed(!0)}),c.push(d));this.workspace.options.disable&&(d={text:this.disabled?Blockly.Msg.ENABLE_BLOCK:Blockly.Msg.DISABLE_BLOCK,
-enabled:!this.getInheritedDisabled(),callback:function(){b.setDisabled(!b.disabled)}},c.push(d));c.push(Blockly.ContextMenu.blockDeleteOption(b))}c.push(Blockly.ContextMenu.blockHelpOption(b));this.customContextMenu&&this.customContextMenu(c);Blockly.ContextMenu.show(a,c,this.RTL);Blockly.ContextMenu.currentBlock=this}};
+{enabled:!0};var e=this.getInputsInline();d.text=e?Blockly.Msg.EXTERNAL_INPUTS:Blockly.Msg.INLINE_INPUTS;d.callback=function(){b.setInputsInline(!e)};c.push(d);break}this.workspace.options.collapse&&(this.collapsed_?(d={enabled:!0},d.text=Blockly.Msg.EXPAND_BLOCK,d.callback=function(){b.setCollapsed(!1)},c.push(d)):(d={enabled:!0},d.text=Blockly.Msg.COLLAPSE_BLOCK,d.callback=function(){b.setCollapsed(!0)},c.push(d)));this.workspace.options.disable&&(d={text:this.disabled?Blockly.Msg.ENABLE_BLOCK:
+Blockly.Msg.DISABLE_BLOCK,enabled:!this.getInheritedDisabled(),callback:function(){b.setDisabled(!b.disabled)}},c.push(d));c.push(Blockly.ContextMenu.blockDeleteOption(b))}c.push(Blockly.ContextMenu.blockHelpOption(b));this.customContextMenu&&this.customContextMenu(c);Blockly.ContextMenu.show(a,c,this.RTL);Blockly.ContextMenu.currentBlock=this}};
 Blockly.BlockSvg.prototype.moveConnections_=function(a,b){if(this.rendered){for(var c=this.getConnections_(!1),d=0;d<c.length;d++)c[d].moveBy(a,b);c=this.getIcons();for(d=0;d<c.length;d++)c[d].computeIconLocation();for(d=0;d<this.childBlocks_.length;d++)this.childBlocks_[d].moveConnections_(a,b)}};
 Blockly.BlockSvg.prototype.setDragging=function(a){if(a){var b=this.getSvgRoot();b.translate_="";b.skew_="";Blockly.draggingConnections_=Blockly.draggingConnections_.concat(this.getConnections_(!0));Blockly.utils.addClass(this.svgGroup_,"blocklyDragging")}else Blockly.draggingConnections_=[],Blockly.utils.removeClass(this.svgGroup_,"blocklyDragging");for(b=0;b<this.childBlocks_.length;b++)this.childBlocks_[b].setDragging(a)};
 Blockly.BlockSvg.prototype.updateMovable=function(){this.isMovable()?Blockly.utils.addClass(this.svgGroup_,"blocklyDraggable"):Blockly.utils.removeClass(this.svgGroup_,"blocklyDraggable")};Blockly.BlockSvg.prototype.setMovable=function(a){Blockly.BlockSvg.superClass_.setMovable.call(this,a);this.updateMovable()};Blockly.BlockSvg.prototype.setEditable=function(a){Blockly.BlockSvg.superClass_.setEditable.call(this,a);a=this.getIcons();for(var b=0;b<a.length;b++)a[b].updateEditable()};
 Blockly.BlockSvg.prototype.setShadow=function(a){Blockly.BlockSvg.superClass_.setShadow.call(this,a);this.updateColour()};Blockly.BlockSvg.prototype.getSvgRoot=function(){return this.svgGroup_};
-Blockly.BlockSvg.prototype.dispose=function(a,b){if(this.workspace){Blockly.Tooltip.hide();Blockly.Field.startCache();var c=this.workspace;Blockly.selected==this&&(this.unselect(),this.workspace.cancelCurrentGesture());Blockly.ContextMenu.currentBlock==this&&Blockly.ContextMenu.hide();b&&this.rendered&&(this.unplug(a),this.disposeUiEffect());this.rendered=!1;if(this.warningTextDb_){for(var d in this.warningTextDb_)clearTimeout(this.warningTextDb_[d]);this.warningTextDb_=null}Blockly.Events.disable();
+Blockly.BlockSvg.prototype.dispose=function(a,b){if(this.workspace){Blockly.Tooltip.hide();Blockly.Field.startCache();var c=this.workspace;Blockly.selected==this&&(this.unselect(),this.workspace.cancelCurrentGesture());Blockly.ContextMenu.currentBlock==this&&Blockly.ContextMenu.hide();b&&this.rendered&&(this.unplug(a),Blockly.BlockAnimations.disposeUiEffect(this));this.rendered=!1;if(this.warningTextDb_){for(var d in this.warningTextDb_)clearTimeout(this.warningTextDb_[d]);this.warningTextDb_=null}Blockly.Events.disable();
 try{var e=this.getIcons();for(d=0;d<e.length;d++)e[d].dispose()}finally{Blockly.Events.enable()}Blockly.BlockSvg.superClass_.dispose.call(this,a);goog.dom.removeNode(this.svgGroup_);c.resizeContents();this.svgPathDark_=this.svgPathLight_=this.svgPath_=this.svgGroup_=null;Blockly.Field.stopCache()}};
-Blockly.BlockSvg.prototype.disposeUiEffect=function(){this.workspace.getAudioManager().play("delete");var a=this.workspace.getSvgXY(this.svgGroup_),b=this.svgGroup_.cloneNode(!0);b.translateX_=a.x;b.translateY_=a.y;b.setAttribute("transform","translate("+b.translateX_+","+b.translateY_+")");this.workspace.getParentSvg().appendChild(b);b.bBox_=b.getBBox();Blockly.BlockSvg.disposeUiStep_(b,this.RTL,new Date,this.workspace.scale)};
-Blockly.BlockSvg.disposeUiStep_=function(a,b,c,d){var e=(new Date-c)/150;1<e?goog.dom.removeNode(a):(a.setAttribute("transform","translate("+(a.translateX_+(b?-1:1)*a.bBox_.width*d/2*e)+","+(a.translateY_+a.bBox_.height*d*e)+") scale("+(1-e)*d+")"),setTimeout(Blockly.BlockSvg.disposeUiStep_,10,a,b,c,d))};
-Blockly.BlockSvg.prototype.connectionUiEffect=function(){this.workspace.getAudioManager().play("click");if(!(1>this.workspace.scale)){var a=this.workspace.getSvgXY(this.svgGroup_);this.outputConnection?(a.x+=(this.RTL?3:-3)*this.workspace.scale,a.y+=13*this.workspace.scale):this.previousConnection&&(a.x+=(this.RTL?-23:23)*this.workspace.scale,a.y+=3*this.workspace.scale);a=Blockly.utils.createSvgElement("circle",{cx:a.x,cy:a.y,r:0,fill:"none",stroke:"#888","stroke-width":10},this.workspace.getParentSvg());
-Blockly.BlockSvg.connectionUiStep_(a,new Date,this.workspace.scale)}};Blockly.BlockSvg.connectionUiStep_=function(a,b,c){var d=(new Date-b)/150;1<d?goog.dom.removeNode(a):(a.setAttribute("r",25*d*c),a.style.opacity=1-d,Blockly.BlockSvg.disconnectUiStop_.pid_=setTimeout(Blockly.BlockSvg.connectionUiStep_,10,a,b,c))};
-Blockly.BlockSvg.prototype.disconnectUiEffect=function(){this.workspace.getAudioManager().play("disconnect");if(!(1>this.workspace.scale)){var a=this.getHeightWidth().height;a=Math.atan(10/a)/Math.PI*180;this.RTL||(a*=-1);Blockly.BlockSvg.disconnectUiStep_(this.svgGroup_,a,new Date)}};
-Blockly.BlockSvg.disconnectUiStep_=function(a,b,c){var d=(new Date-c)/200;1<d?a.skew_="":(a.skew_="skewX("+Math.round(Math.sin(d*Math.PI*3)*(1-d)*b)+")",Blockly.BlockSvg.disconnectUiStop_.group=a,Blockly.BlockSvg.disconnectUiStop_.pid=setTimeout(Blockly.BlockSvg.disconnectUiStep_,10,a,b,c));a.setAttribute("transform",a.translate_+a.skew_)};
-Blockly.BlockSvg.disconnectUiStop_=function(){if(Blockly.BlockSvg.disconnectUiStop_.group){clearTimeout(Blockly.BlockSvg.disconnectUiStop_.pid);var a=Blockly.BlockSvg.disconnectUiStop_.group;a.skew_="";a.setAttribute("transform",a.translate_);Blockly.BlockSvg.disconnectUiStop_.group=null}};Blockly.BlockSvg.disconnectUiStop_.pid=0;Blockly.BlockSvg.disconnectUiStop_.group=null;
 Blockly.BlockSvg.prototype.updateColour=function(){if(!this.disabled){var a=this.getColour(),b=goog.color.hexToRgb(a);if(this.isShadow())b=goog.color.lighten(b,.6),a=goog.color.rgbArrayToHex(b),this.svgPathLight_.style.display="none",this.svgPathDark_.setAttribute("fill",a);else{this.svgPathLight_.style.display="";var c=goog.color.rgbArrayToHex(goog.color.lighten(b,.3));b=goog.color.rgbArrayToHex(goog.color.darken(b,.2));this.svgPathLight_.setAttribute("stroke",c);this.svgPathDark_.setAttribute("fill",
-b)}this.svgPath_.setAttribute("fill",a);a=this.getIcons();for(c=0;c<a.length;c++)a[c].updateColour();for(a=0;c=this.inputList[a];a++){b=0;for(var d;d=c.fieldRow[b];b++)d.setText(null)}}};
-Blockly.BlockSvg.prototype.updateDisabled=function(){this.disabled||this.getInheritedDisabled()?Blockly.utils.addClass(this.svgGroup_,"blocklyDisabled")&&this.svgPath_.setAttribute("fill","url(#"+this.workspace.options.disabledPatternId+")"):Blockly.utils.removeClass(this.svgGroup_,"blocklyDisabled")&&this.updateColour();for(var a=this.getChildren(),b=0,c;c=a[b];b++)c.updateDisabled()};
+b)}this.svgPath_.setAttribute("fill",a);a=this.getIcons();for(c=0;c<a.length;c++)a[c].updateColour();for(a=0;c=this.inputList[a];a++){b=0;for(var d;d=c.fieldRow[b];b++)d.forceRerender()}}};
+Blockly.BlockSvg.prototype.updateDisabled=function(){this.disabled||this.getInheritedDisabled()?Blockly.utils.addClass(this.svgGroup_,"blocklyDisabled")&&this.svgPath_.setAttribute("fill","url(#"+this.workspace.options.disabledPatternId+")"):Blockly.utils.removeClass(this.svgGroup_,"blocklyDisabled")&&this.updateColour();for(var a=this.getChildren(!1),b=0,c;c=a[b];b++)c.updateDisabled()};
 Blockly.BlockSvg.prototype.getCommentText=function(){return this.comment?this.comment.getText().replace(/\s+$/,"").replace(/ +\n/g,"\n"):""};Blockly.BlockSvg.prototype.setCommentText=function(a){var b=!1;goog.isString(a)?(this.comment||(this.comment=new Blockly.Comment(this),b=!0),this.comment.setText(a)):this.comment&&(this.comment.dispose(),b=!0);b&&this.rendered&&(this.render(),this.bumpNeighbours_())};
 Blockly.BlockSvg.prototype.setWarningText=function(a,b){this.warningTextDb_||(this.warningTextDb_=Object.create(null));var c=b||"";if(c)this.warningTextDb_[c]&&(clearTimeout(this.warningTextDb_[c]),delete this.warningTextDb_[c]);else for(var d in this.warningTextDb_)clearTimeout(this.warningTextDb_[d]),delete this.warningTextDb_[d];if(this.workspace.isDragging()){var e=this;this.warningTextDb_[c]=setTimeout(function(){e.workspace&&(delete e.warningTextDb_[c],e.setWarningText(a,c))},100)}else{this.isInFlyout&&
 (a=null);d=this.getSurroundParent();for(var f=null;d;)d.isCollapsed()&&(f=d),d=d.getSurroundParent();f&&f.setWarningText(a,"collapsed "+this.id+" "+c);d=!1;goog.isString(a)?(this.warning||(this.warning=new Blockly.Warning(this),d=!0),this.warning.setText(a,c)):this.warning&&!c?(this.warning.dispose(),d=!0):this.warning&&(d=this.warning.getText(),this.warning.setText("",c),(f=this.warning.getText())||this.warning.dispose(),d=d!=f);d&&this.rendered&&(this.render(),this.bumpNeighbours_())}};
@@ -1337,9 +1501,9 @@ Blockly.BlockSvg.prototype.setInputsInline=function(a){Blockly.BlockSvg.superCla
 Blockly.BlockSvg.prototype.appendInput_=function(a,b){var c=Blockly.BlockSvg.superClass_.appendInput_.call(this,a,b);this.rendered&&(this.render(),this.bumpNeighbours_());return c};Blockly.BlockSvg.prototype.getConnections_=function(a){var b=[];if(a||this.rendered)if(this.outputConnection&&b.push(this.outputConnection),this.previousConnection&&b.push(this.previousConnection),this.nextConnection&&b.push(this.nextConnection),a||!this.collapsed_){a=0;for(var c;c=this.inputList[a];a++)c.connection&&b.push(c.connection)}return b};
 Blockly.BlockSvg.prototype.makeConnection_=function(a){return new Blockly.RenderedConnection(this,a)};
 Blockly.BlockSvg.prototype.bumpNeighbours_=function(){if(this.workspace&&!this.workspace.isDragging()){var a=this.getRootBlock();if(!a.isInFlyout)for(var b=this.getConnections_(!1),c=0,d;d=b[c];c++){d.isConnected()&&d.isSuperior()&&d.targetBlock().bumpNeighbours_();for(var e=d.neighbours_(Blockly.SNAP_RADIUS),f=0,g;g=e[f];f++)d.isConnected()&&g.isConnected()||g.getSourceBlock().getRootBlock()!=a&&(d.isSuperior()?g.bumpAwayFrom_(d):d.bumpAwayFrom_(g))}}};
-Blockly.BlockSvg.prototype.scheduleSnapAndBump=function(){var a=this,b=Blockly.Events.getGroup();setTimeout(function(){Blockly.Events.setGroup(b);a.snapToGrid();Blockly.Events.setGroup(!1)},Blockly.BUMP_DELAY/2);setTimeout(function(){Blockly.Events.setGroup(b);a.bumpNeighbours_();Blockly.Events.setGroup(!1)},Blockly.BUMP_DELAY)};Blockly.BlockSvg.render={};Blockly.BlockSvg.SEP_SPACE_X=10;Blockly.BlockSvg.SEP_SPACE_Y=10;Blockly.BlockSvg.INLINE_PADDING_Y=5;Blockly.BlockSvg.MIN_BLOCK_Y=25;Blockly.BlockSvg.TAB_HEIGHT=20;Blockly.BlockSvg.TAB_WIDTH=8;Blockly.BlockSvg.NOTCH_WIDTH=30;Blockly.BlockSvg.CORNER_RADIUS=8;Blockly.BlockSvg.START_HAT=!1;Blockly.BlockSvg.START_HAT_HEIGHT=15;Blockly.BlockSvg.START_HAT_PATH="c 30,-"+Blockly.BlockSvg.START_HAT_HEIGHT+" 70,-"+Blockly.BlockSvg.START_HAT_HEIGHT+" 100,0";
-Blockly.BlockSvg.START_HAT_HIGHLIGHT_LTR="c 17.8,-9.2 45.3,-14.9 75,-8.7 M 100.5,0.5";Blockly.BlockSvg.START_HAT_HIGHLIGHT_RTL="m 25,-8.7 c 29.7,-6.2 57.2,-0.5 75,8.7";Blockly.BlockSvg.DISTANCE_45_INSIDE=(1-Math.SQRT1_2)*(Blockly.BlockSvg.CORNER_RADIUS-.5)+.5;Blockly.BlockSvg.DISTANCE_45_OUTSIDE=(1-Math.SQRT1_2)*(Blockly.BlockSvg.CORNER_RADIUS+.5)-.5;Blockly.BlockSvg.NOTCH_PATH_LEFT="l 6,4 3,0 6,-4";Blockly.BlockSvg.NOTCH_PATH_LEFT_HIGHLIGHT="l 6,4 3,0 6,-4";Blockly.BlockSvg.NOTCH_PATH_RIGHT="l -6,4 -3,0 -6,-4";
-Blockly.BlockSvg.JAGGED_TEETH="l 8,0 0,4 8,4 -16,8 8,4";Blockly.BlockSvg.JAGGED_TEETH_HEIGHT=20;Blockly.BlockSvg.JAGGED_TEETH_WIDTH=15;Blockly.BlockSvg.TAB_PATH_DOWN="v 5 c 0,10 -"+Blockly.BlockSvg.TAB_WIDTH+",-8 -"+Blockly.BlockSvg.TAB_WIDTH+",7.5 s "+Blockly.BlockSvg.TAB_WIDTH+",-2.5 "+Blockly.BlockSvg.TAB_WIDTH+",7.5";
+Blockly.BlockSvg.prototype.scheduleSnapAndBump=function(){var a=this,b=Blockly.Events.getGroup();setTimeout(function(){Blockly.Events.setGroup(b);a.snapToGrid();Blockly.Events.setGroup(!1)},Blockly.BUMP_DELAY/2);setTimeout(function(){Blockly.Events.setGroup(b);a.bumpNeighbours_();Blockly.Events.setGroup(!1)},Blockly.BUMP_DELAY)};Blockly.BlockSvg.render={};Blockly.BlockSvg.PathObject=function(){this.steps=[];this.highlightSteps=[];this.inlineSteps=[];this.highlightInlineSteps=[]};Blockly.BlockSvg.SEP_SPACE_X=10;Blockly.BlockSvg.SEP_SPACE_Y=10;Blockly.BlockSvg.INLINE_PADDING_Y=5;Blockly.BlockSvg.MIN_BLOCK_Y=25;Blockly.BlockSvg.TAB_HEIGHT=20;Blockly.BlockSvg.TAB_WIDTH=8;Blockly.BlockSvg.NOTCH_WIDTH=30;Blockly.BlockSvg.CORNER_RADIUS=8;Blockly.BlockSvg.START_HAT=!1;Blockly.BlockSvg.START_HAT_HEIGHT=15;
+Blockly.BlockSvg.START_HAT_PATH="c 30,-"+Blockly.BlockSvg.START_HAT_HEIGHT+" 70,-"+Blockly.BlockSvg.START_HAT_HEIGHT+" 100,0";Blockly.BlockSvg.START_HAT_HIGHLIGHT_LTR="c 17.8,-9.2 45.3,-14.9 75,-8.7 M 100.5,0.5";Blockly.BlockSvg.START_HAT_HIGHLIGHT_RTL="m 25,-8.7 c 29.7,-6.2 57.2,-0.5 75,8.7";Blockly.BlockSvg.DISTANCE_45_INSIDE=(1-Math.SQRT1_2)*(Blockly.BlockSvg.CORNER_RADIUS-.5)+.5;Blockly.BlockSvg.DISTANCE_45_OUTSIDE=(1-Math.SQRT1_2)*(Blockly.BlockSvg.CORNER_RADIUS+.5)-.5;
+Blockly.BlockSvg.NOTCH_PATH_LEFT="l 6,4 3,0 6,-4";Blockly.BlockSvg.NOTCH_PATH_LEFT_HIGHLIGHT="l 6,4 3,0 6,-4";Blockly.BlockSvg.NOTCH_PATH_RIGHT="l -6,4 -3,0 -6,-4";Blockly.BlockSvg.JAGGED_TEETH="l 8,0 0,4 8,4 -16,8 8,4";Blockly.BlockSvg.JAGGED_TEETH_HEIGHT=20;Blockly.BlockSvg.JAGGED_TEETH_WIDTH=15;Blockly.BlockSvg.TAB_PATH_DOWN="v 5 c 0,10 -"+Blockly.BlockSvg.TAB_WIDTH+",-8 -"+Blockly.BlockSvg.TAB_WIDTH+",7.5 s "+Blockly.BlockSvg.TAB_WIDTH+",-2.5 "+Blockly.BlockSvg.TAB_WIDTH+",7.5";
 Blockly.BlockSvg.TAB_PATH_DOWN_HIGHLIGHT_RTL="v 6.5 m -"+.97*Blockly.BlockSvg.TAB_WIDTH+",3 q -"+.05*Blockly.BlockSvg.TAB_WIDTH+",10 "+.3*Blockly.BlockSvg.TAB_WIDTH+",9.5 m "+.67*Blockly.BlockSvg.TAB_WIDTH+",-1.9 v 1.4";Blockly.BlockSvg.TOP_LEFT_CORNER_START="m 0,"+Blockly.BlockSvg.CORNER_RADIUS;Blockly.BlockSvg.TOP_LEFT_CORNER_START_HIGHLIGHT_RTL="m "+Blockly.BlockSvg.DISTANCE_45_INSIDE+","+Blockly.BlockSvg.DISTANCE_45_INSIDE;
 Blockly.BlockSvg.TOP_LEFT_CORNER_START_HIGHLIGHT_LTR="m 0.5,"+(Blockly.BlockSvg.CORNER_RADIUS-.5);Blockly.BlockSvg.TOP_LEFT_CORNER="A "+Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS+" 0 0,1 "+Blockly.BlockSvg.CORNER_RADIUS+",0";Blockly.BlockSvg.TOP_LEFT_CORNER_HIGHLIGHT="A "+(Blockly.BlockSvg.CORNER_RADIUS-.5)+","+(Blockly.BlockSvg.CORNER_RADIUS-.5)+" 0 0,1 "+Blockly.BlockSvg.CORNER_RADIUS+",0.5";
 Blockly.BlockSvg.INNER_TOP_LEFT_CORNER=Blockly.BlockSvg.NOTCH_PATH_RIGHT+" h -"+(Blockly.BlockSvg.NOTCH_WIDTH-15-Blockly.BlockSvg.CORNER_RADIUS)+" a "+Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS+" 0 0,0 -"+Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS;Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER="a "+Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS+" 0 0,0 "+Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS;
@@ -1347,64 +1511,38 @@ Blockly.BlockSvg.INNER_TOP_LEFT_CORNER_HIGHLIGHT_RTL="a "+Blockly.BlockSvg.CORNE
 Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_LTR="a "+(Blockly.BlockSvg.CORNER_RADIUS+.5)+","+(Blockly.BlockSvg.CORNER_RADIUS+.5)+" 0 0,0 "+(Blockly.BlockSvg.CORNER_RADIUS-Blockly.BlockSvg.DISTANCE_45_OUTSIDE)+","+(Blockly.BlockSvg.DISTANCE_45_OUTSIDE+.5);Blockly.BlockSvg.prototype.getHeightWidth=function(){var a=this.height,b=this.width,c=this.getNextBlock();c?(c=c.getHeightWidth(),a+=c.height-4,b=Math.max(b,c.width)):this.nextConnection||this.outputConnection||(a+=2);return{height:a,width:b}};
 Blockly.BlockSvg.prototype.render=function(a){Blockly.Field.startCache();this.rendered=!0;var b=Blockly.BlockSvg.SEP_SPACE_X;this.RTL&&(b=-b);for(var c=this.getIcons(),d=0;d<c.length;d++)b=c[d].renderIcon(b);b+=this.RTL?Blockly.BlockSvg.SEP_SPACE_X:-Blockly.BlockSvg.SEP_SPACE_X;c=this.renderCompute_(b);this.renderDraw_(b,c);this.renderMoveConnections_();!1!==a&&((a=this.getParent())?a.render(!0):this.workspace.resizeContents());Blockly.Field.stopCache()};
 Blockly.BlockSvg.prototype.renderFields_=function(a,b,c){c+=Blockly.BlockSvg.INLINE_PADDING_Y;this.RTL&&(b=-b);for(var d=0,e;e=a[d];d++){var f=e.getSvgRoot();f&&(this.RTL?(b-=e.renderSep+e.renderWidth,f.setAttribute("transform","translate("+b+","+c+")"),e.renderWidth&&(b-=Blockly.BlockSvg.SEP_SPACE_X)):(f.setAttribute("transform","translate("+(b+e.renderSep)+","+c+")"),e.renderWidth&&(b+=e.renderSep+e.renderWidth+Blockly.BlockSvg.SEP_SPACE_X)))}return this.RTL?-b:b};
-Blockly.BlockSvg.prototype.renderCompute_=function(a){var b=this.inputList,c=[];c.rightEdge=a+2*Blockly.BlockSvg.SEP_SPACE_X;if(this.previousConnection||this.nextConnection)c.rightEdge=Math.max(c.rightEdge,Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.SEP_SPACE_X);for(var d=0,e=0,f=!1,g=!1,h=!1,k=void 0,n=this.getInputsInline()&&!this.isCollapsed(),p=0,l;l=b[p];p++)if(l.isVisible()){if(n&&k&&k!=Blockly.NEXT_STATEMENT&&l.type!=Blockly.NEXT_STATEMENT)var m=c[c.length-1];else k=l.type,m=[],m.type=n&&
-l.type!=Blockly.NEXT_STATEMENT?Blockly.BlockSvg.INLINE:l.type,m.height=0,c.push(m);m.push(l);l.renderHeight=Blockly.BlockSvg.MIN_BLOCK_Y;l.renderWidth=n&&l.type==Blockly.INPUT_VALUE?Blockly.BlockSvg.TAB_WIDTH+1.25*Blockly.BlockSvg.SEP_SPACE_X:0;if(l.connection&&l.connection.isConnected()){var q=l.connection.targetBlock().getHeightWidth();l.renderHeight=Math.max(l.renderHeight,q.height);l.renderWidth=Math.max(l.renderWidth,q.width)}n||p!=b.length-1?!n&&l.type==Blockly.INPUT_VALUE&&b[p+1]&&b[p+1].type==
-Blockly.NEXT_STATEMENT&&l.renderHeight--:l.renderHeight--;m.height=Math.max(m.height,l.renderHeight);l.fieldWidth=0;1==c.length&&(l.fieldWidth+=this.RTL?-a:a);q=!1;for(var t=0,r;r=l.fieldRow[t];t++){0!=t&&(l.fieldWidth+=Blockly.BlockSvg.SEP_SPACE_X);var u=r.getSize();r.renderWidth=u.width;r.renderSep=q&&r.EDITABLE?Blockly.BlockSvg.SEP_SPACE_X:0;l.fieldWidth+=r.renderWidth+r.renderSep;m.height=Math.max(m.height,u.height);q=r.EDITABLE}m.type!=Blockly.BlockSvg.INLINE&&(m.type==Blockly.NEXT_STATEMENT?
-(g=!0,e=Math.max(e,l.fieldWidth)):(m.type==Blockly.INPUT_VALUE?f=!0:m.type==Blockly.DUMMY_INPUT&&(h=!0),d=Math.max(d,l.fieldWidth)))}for(a=0;m=c[a];a++)if(m.thicker=!1,m.type==Blockly.BlockSvg.INLINE)for(b=0;l=m[b];b++)if(l.type==Blockly.INPUT_VALUE){m.height+=2*Blockly.BlockSvg.INLINE_PADDING_Y;m.thicker=!0;break}c.statementEdge=2*Blockly.BlockSvg.SEP_SPACE_X+e;g&&(c.rightEdge=Math.max(c.rightEdge,c.statementEdge+Blockly.BlockSvg.NOTCH_WIDTH));f?c.rightEdge=Math.max(c.rightEdge,d+2*Blockly.BlockSvg.SEP_SPACE_X+
+Blockly.BlockSvg.prototype.renderCompute_=function(a){var b=this.inputList,c=[];c.rightEdge=a+2*Blockly.BlockSvg.SEP_SPACE_X;if(this.previousConnection||this.nextConnection)c.rightEdge=Math.max(c.rightEdge,Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.SEP_SPACE_X);for(var d=0,e=0,f=!1,g=!1,h=!1,k=void 0,l=this.getInputsInline()&&!this.isCollapsed(),n=0,m;m=b[n];n++)if(m.isVisible()){if(l&&k&&k!=Blockly.NEXT_STATEMENT&&m.type!=Blockly.NEXT_STATEMENT)var p=c[c.length-1];else k=m.type,p=[],p.type=l&&
+m.type!=Blockly.NEXT_STATEMENT?Blockly.BlockSvg.INLINE:m.type,p.height=0,c.push(p);p.push(m);m.renderHeight=Blockly.BlockSvg.MIN_BLOCK_Y;m.renderWidth=l&&m.type==Blockly.INPUT_VALUE?Blockly.BlockSvg.TAB_WIDTH+1.25*Blockly.BlockSvg.SEP_SPACE_X:0;if(m.connection&&m.connection.isConnected()){var q=m.connection.targetBlock().getHeightWidth();m.renderHeight=Math.max(m.renderHeight,q.height);m.renderWidth=Math.max(m.renderWidth,q.width)}l||n!=b.length-1?!l&&m.type==Blockly.INPUT_VALUE&&b[n+1]&&b[n+1].type==
+Blockly.NEXT_STATEMENT&&m.renderHeight--:m.renderHeight--;p.height=Math.max(p.height,m.renderHeight);m.fieldWidth=0;1==c.length&&(m.fieldWidth+=this.RTL?-a:a);q=!1;for(var t=0,r;r=m.fieldRow[t];t++){0!=t&&(m.fieldWidth+=Blockly.BlockSvg.SEP_SPACE_X);var u=r.getSize();r.renderWidth=u.width;r.renderSep=q&&r.EDITABLE?Blockly.BlockSvg.SEP_SPACE_X:0;m.fieldWidth+=r.renderWidth+r.renderSep;p.height=Math.max(p.height,u.height);q=r.EDITABLE}p.type!=Blockly.BlockSvg.INLINE&&(p.type==Blockly.NEXT_STATEMENT?
+(g=!0,e=Math.max(e,m.fieldWidth)):(p.type==Blockly.INPUT_VALUE?f=!0:p.type==Blockly.DUMMY_INPUT&&(h=!0),d=Math.max(d,m.fieldWidth)))}for(a=0;p=c[a];a++)if(p.thicker=!1,p.type==Blockly.BlockSvg.INLINE)for(b=0;m=p[b];b++)if(m.type==Blockly.INPUT_VALUE){p.height+=2*Blockly.BlockSvg.INLINE_PADDING_Y;p.thicker=!0;break}c.statementEdge=2*Blockly.BlockSvg.SEP_SPACE_X+e;g&&(c.rightEdge=Math.max(c.rightEdge,c.statementEdge+Blockly.BlockSvg.NOTCH_WIDTH));f?c.rightEdge=Math.max(c.rightEdge,d+2*Blockly.BlockSvg.SEP_SPACE_X+
 Blockly.BlockSvg.TAB_WIDTH):h&&(c.rightEdge=Math.max(c.rightEdge,d+2*Blockly.BlockSvg.SEP_SPACE_X));c.hasValue=f;c.hasStatement=g;c.hasDummy=h;return c};
 Blockly.BlockSvg.prototype.renderDraw_=function(a,b){this.startHat_=!1;this.height=0;if(this.outputConnection)this.squareBottomLeftCorner_=this.squareTopLeftCorner_=!0;else{this.squareBottomLeftCorner_=this.squareTopLeftCorner_=!1;if(this.previousConnection){var c=this.previousConnection.targetBlock();c&&c.getNextBlock()==this&&(this.squareTopLeftCorner_=!0)}else Blockly.BlockSvg.START_HAT&&(this.startHat_=this.squareTopLeftCorner_=!0,this.height+=Blockly.BlockSvg.START_HAT_HEIGHT,b.rightEdge=Math.max(b.rightEdge,
-100));this.getNextBlock()&&(this.squareBottomLeftCorner_=!0)}var d=[],e=[];c=[];var f=[];this.renderDrawTop_(d,c,b.rightEdge);var g=this.renderDrawRight_(d,c,e,f,b,a);this.renderDrawBottom_(d,c,g);this.renderDrawLeft_(d,c);d=d.join(" ")+"\n"+e.join(" ");this.svgPath_.setAttribute("d",d);this.svgPathDark_.setAttribute("d",d);d=c.join(" ")+"\n"+f.join(" ");this.svgPathLight_.setAttribute("d",d);this.RTL&&(this.svgPath_.setAttribute("transform","scale(-1 1)"),this.svgPathLight_.setAttribute("transform",
-"scale(-1 1)"),this.svgPathDark_.setAttribute("transform","translate(1,1) scale(-1 1)"))};
+100));this.getNextBlock()&&(this.squareBottomLeftCorner_=!0)}c=new Blockly.BlockSvg.PathObject;this.renderDrawTop_(c,b.rightEdge);var d=this.renderDrawRight_(c,b,a);this.renderDrawBottom_(c,d);this.renderDrawLeft_(c);this.setPaths_(c)};
+Blockly.BlockSvg.prototype.setPaths_=function(a){var b=a.steps.join(" ")+"\n"+a.inlineSteps.join(" ");this.svgPath_.setAttribute("d",b);this.svgPathDark_.setAttribute("d",b);b=a.highlightSteps.join(" ")+"\n"+a.highlightInlineSteps.join(" ");this.svgPathLight_.setAttribute("d",b);this.RTL&&(this.svgPath_.setAttribute("transform","scale(-1 1)"),this.svgPathLight_.setAttribute("transform","scale(-1 1)"),this.svgPathDark_.setAttribute("transform","translate(1,1) scale(-1 1)"))};
 Blockly.BlockSvg.prototype.renderMoveConnections_=function(){var a=this.getRelativeToSurfaceXY();this.previousConnection&&this.previousConnection.moveToOffset(a);this.outputConnection&&this.outputConnection.moveToOffset(a);for(var b=0;b<this.inputList.length;b++){var c=this.inputList[b].connection;c&&(c.moveToOffset(a),c.isConnected()&&c.tighten_())}this.nextConnection&&(this.nextConnection.moveToOffset(a),this.nextConnection.isConnected()&&this.nextConnection.tighten_())};
-Blockly.BlockSvg.prototype.renderDrawTop_=function(a,b,c){this.squareTopLeftCorner_?(a.push("m 0,0"),b.push("m 0.5,0.5"),this.startHat_&&(a.push(Blockly.BlockSvg.START_HAT_PATH),b.push(this.RTL?Blockly.BlockSvg.START_HAT_HIGHLIGHT_RTL:Blockly.BlockSvg.START_HAT_HIGHLIGHT_LTR))):(a.push(Blockly.BlockSvg.TOP_LEFT_CORNER_START),b.push(this.RTL?Blockly.BlockSvg.TOP_LEFT_CORNER_START_HIGHLIGHT_RTL:Blockly.BlockSvg.TOP_LEFT_CORNER_START_HIGHLIGHT_LTR),a.push(Blockly.BlockSvg.TOP_LEFT_CORNER),b.push(Blockly.BlockSvg.TOP_LEFT_CORNER_HIGHLIGHT));
-this.previousConnection&&(a.push("H",Blockly.BlockSvg.NOTCH_WIDTH-15),b.push("H",Blockly.BlockSvg.NOTCH_WIDTH-15),a.push(Blockly.BlockSvg.NOTCH_PATH_LEFT),b.push(Blockly.BlockSvg.NOTCH_PATH_LEFT_HIGHLIGHT),this.previousConnection.setOffsetInBlock(this.RTL?-Blockly.BlockSvg.NOTCH_WIDTH:Blockly.BlockSvg.NOTCH_WIDTH,0));a.push("H",c);b.push("H",c-.5);this.width=c};
-Blockly.BlockSvg.prototype.renderDrawRight_=function(a,b,c,d,e,f){for(var g,h=0,k,n,p=0,l;l=e[p];p++){g=Blockly.BlockSvg.SEP_SPACE_X;0==p&&(g+=this.RTL?-f:f);b.push("M",e.rightEdge-.5+","+(h+.5));if(this.isCollapsed()){var m=l[0];k=h;this.renderFields_(m.fieldRow,g,k);a.push(Blockly.BlockSvg.JAGGED_TEETH);b.push("h 8");m=l.height-Blockly.BlockSvg.JAGGED_TEETH_HEIGHT;a.push("v",m);this.RTL&&(b.push("v 3.9 l 7.2,3.4 m -14.5,8.9 l 7.3,3.5"),b.push("v",m-.7));this.width+=Blockly.BlockSvg.JAGGED_TEETH_WIDTH}else if(l.type==
-Blockly.BlockSvg.INLINE){for(var q=0;m=l[q];q++)k=h,l.thicker&&(k+=Blockly.BlockSvg.INLINE_PADDING_Y),g=this.renderFields_(m.fieldRow,g,k),m.type!=Blockly.DUMMY_INPUT&&(g+=m.renderWidth+Blockly.BlockSvg.SEP_SPACE_X),m.type==Blockly.INPUT_VALUE&&(c.push("M",g-Blockly.BlockSvg.SEP_SPACE_X+","+(h+Blockly.BlockSvg.INLINE_PADDING_Y)),c.push("h",Blockly.BlockSvg.TAB_WIDTH-2-m.renderWidth),c.push(Blockly.BlockSvg.TAB_PATH_DOWN),c.push("v",m.renderHeight+1-Blockly.BlockSvg.TAB_HEIGHT),c.push("h",m.renderWidth+
-2-Blockly.BlockSvg.TAB_WIDTH),c.push("z"),this.RTL?(d.push("M",g-Blockly.BlockSvg.SEP_SPACE_X-2.5+Blockly.BlockSvg.TAB_WIDTH-m.renderWidth+","+(h+Blockly.BlockSvg.INLINE_PADDING_Y+.5)),d.push(Blockly.BlockSvg.TAB_PATH_DOWN_HIGHLIGHT_RTL),d.push("v",m.renderHeight-Blockly.BlockSvg.TAB_HEIGHT+2.5),d.push("h",m.renderWidth-Blockly.BlockSvg.TAB_WIDTH+2)):(d.push("M",g-Blockly.BlockSvg.SEP_SPACE_X+.5+","+(h+Blockly.BlockSvg.INLINE_PADDING_Y+.5)),d.push("v",m.renderHeight+1),d.push("h",Blockly.BlockSvg.TAB_WIDTH-
-2-m.renderWidth),d.push("M",g-m.renderWidth-Blockly.BlockSvg.SEP_SPACE_X+.9+","+(h+Blockly.BlockSvg.INLINE_PADDING_Y+Blockly.BlockSvg.TAB_HEIGHT-.7)),d.push("l",.46*Blockly.BlockSvg.TAB_WIDTH+",-2.1")),k=this.RTL?-g-Blockly.BlockSvg.TAB_WIDTH+Blockly.BlockSvg.SEP_SPACE_X+m.renderWidth+1:g+Blockly.BlockSvg.TAB_WIDTH-Blockly.BlockSvg.SEP_SPACE_X-m.renderWidth-1,n=h+Blockly.BlockSvg.INLINE_PADDING_Y+1,m.connection.setOffsetInBlock(k,n));g=Math.max(g,e.rightEdge);this.width=Math.max(this.width,g);a.push("H",
-g);b.push("H",g-.5);a.push("v",l.height);this.RTL&&b.push("v",l.height-1)}else l.type==Blockly.INPUT_VALUE?(m=l[0],k=h,m.align!=Blockly.ALIGN_LEFT&&(q=e.rightEdge-m.fieldWidth-Blockly.BlockSvg.TAB_WIDTH-2*Blockly.BlockSvg.SEP_SPACE_X,m.align==Blockly.ALIGN_RIGHT?g+=q:m.align==Blockly.ALIGN_CENTRE&&(g+=q/2)),this.renderFields_(m.fieldRow,g,k),a.push(Blockly.BlockSvg.TAB_PATH_DOWN),q=l.height-Blockly.BlockSvg.TAB_HEIGHT,a.push("v",q),this.RTL?(b.push(Blockly.BlockSvg.TAB_PATH_DOWN_HIGHLIGHT_RTL),b.push("v",
-q+.5)):(b.push("M",e.rightEdge-5+","+(h+Blockly.BlockSvg.TAB_HEIGHT-.7)),b.push("l",.46*Blockly.BlockSvg.TAB_WIDTH+",-2.1")),k=this.RTL?-e.rightEdge-1:e.rightEdge+1,m.connection.setOffsetInBlock(k,h),m.connection.isConnected()&&(this.width=Math.max(this.width,e.rightEdge+m.connection.targetBlock().getHeightWidth().width-Blockly.BlockSvg.TAB_WIDTH+1))):l.type==Blockly.DUMMY_INPUT?(m=l[0],k=h,m.align!=Blockly.ALIGN_LEFT&&(q=e.rightEdge-m.fieldWidth-2*Blockly.BlockSvg.SEP_SPACE_X,e.hasValue&&(q-=Blockly.BlockSvg.TAB_WIDTH),
-m.align==Blockly.ALIGN_RIGHT?g+=q:m.align==Blockly.ALIGN_CENTRE&&(g+=q/2)),this.renderFields_(m.fieldRow,g,k),a.push("v",l.height),this.RTL&&b.push("v",l.height-1)):l.type==Blockly.NEXT_STATEMENT&&(m=l[0],0==p&&(a.push("v",Blockly.BlockSvg.SEP_SPACE_Y),this.RTL&&b.push("v",Blockly.BlockSvg.SEP_SPACE_Y-1),h+=Blockly.BlockSvg.SEP_SPACE_Y),k=h,m.align!=Blockly.ALIGN_LEFT&&(q=e.statementEdge-m.fieldWidth-2*Blockly.BlockSvg.SEP_SPACE_X,m.align==Blockly.ALIGN_RIGHT?g+=q:m.align==Blockly.ALIGN_CENTRE&&(g+=
-q/2)),this.renderFields_(m.fieldRow,g,k),g=e.statementEdge+Blockly.BlockSvg.NOTCH_WIDTH,a.push("H",g),a.push(Blockly.BlockSvg.INNER_TOP_LEFT_CORNER),a.push("v",l.height-2*Blockly.BlockSvg.CORNER_RADIUS),a.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER),a.push("H",e.rightEdge),this.RTL?(b.push("M",g-Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.DISTANCE_45_OUTSIDE+","+(h+Blockly.BlockSvg.DISTANCE_45_OUTSIDE)),b.push(Blockly.BlockSvg.INNER_TOP_LEFT_CORNER_HIGHLIGHT_RTL),b.push("v",l.height-2*Blockly.BlockSvg.CORNER_RADIUS),
-b.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_RTL)):(b.push("M",g-Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.DISTANCE_45_OUTSIDE+","+(h+l.height-Blockly.BlockSvg.DISTANCE_45_OUTSIDE)),b.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_LTR)),b.push("H",e.rightEdge-.5),k=this.RTL?-g:g+1,m.connection.setOffsetInBlock(k,h+1),m.connection.isConnected()&&(this.width=Math.max(this.width,e.statementEdge+m.connection.targetBlock().getHeightWidth().width)),p==e.length-1||e[p+1].type==
-Blockly.NEXT_STATEMENT)&&(a.push("v",Blockly.BlockSvg.SEP_SPACE_Y),this.RTL&&b.push("v",Blockly.BlockSvg.SEP_SPACE_Y-1),h+=Blockly.BlockSvg.SEP_SPACE_Y);h+=l.height}e.length||(h=Blockly.BlockSvg.MIN_BLOCK_Y,a.push("V",h),this.RTL&&b.push("V",h-1));return h};
-Blockly.BlockSvg.prototype.renderDrawBottom_=function(a,b,c){this.height+=c+1;this.nextConnection&&(a.push("H",Blockly.BlockSvg.NOTCH_WIDTH+(this.RTL?.5:-.5)+" "+Blockly.BlockSvg.NOTCH_PATH_RIGHT),this.nextConnection.setOffsetInBlock(this.RTL?-Blockly.BlockSvg.NOTCH_WIDTH:Blockly.BlockSvg.NOTCH_WIDTH,c+1),this.height+=4);this.squareBottomLeftCorner_?(a.push("H 0"),this.RTL||b.push("M","0.5,"+(c-.5))):(a.push("H",Blockly.BlockSvg.CORNER_RADIUS),a.push("a",Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS+
-" 0 0,1 -"+Blockly.BlockSvg.CORNER_RADIUS+",-"+Blockly.BlockSvg.CORNER_RADIUS),this.RTL||(b.push("M",Blockly.BlockSvg.DISTANCE_45_INSIDE+","+(c-Blockly.BlockSvg.DISTANCE_45_INSIDE)),b.push("A",Blockly.BlockSvg.CORNER_RADIUS-.5+","+(Blockly.BlockSvg.CORNER_RADIUS-.5)+" 0 0,1 0.5,"+(c-Blockly.BlockSvg.CORNER_RADIUS))))};
-Blockly.BlockSvg.prototype.renderDrawLeft_=function(a,b){this.outputConnection?(this.outputConnection.setOffsetInBlock(0,0),a.push("V",Blockly.BlockSvg.TAB_HEIGHT),a.push("c 0,-10 -"+Blockly.BlockSvg.TAB_WIDTH+",8 -"+Blockly.BlockSvg.TAB_WIDTH+",-7.5 s "+Blockly.BlockSvg.TAB_WIDTH+",2.5 "+Blockly.BlockSvg.TAB_WIDTH+",-7.5"),this.RTL?(b.push("M",-.25*Blockly.BlockSvg.TAB_WIDTH+",8.4"),b.push("l",-.45*Blockly.BlockSvg.TAB_WIDTH+",-2.1")):(b.push("V",Blockly.BlockSvg.TAB_HEIGHT-1.5),b.push("m",-.92*
-Blockly.BlockSvg.TAB_WIDTH+",-0.5 q "+-.19*Blockly.BlockSvg.TAB_WIDTH+",-5.5 0,-11"),b.push("m",.92*Blockly.BlockSvg.TAB_WIDTH+",1 V 0.5 H 1")),this.width+=Blockly.BlockSvg.TAB_WIDTH):this.RTL||(this.squareTopLeftCorner_?b.push("V",.5):b.push("V",Blockly.BlockSvg.CORNER_RADIUS));a.push("z")};Blockly.Events={};Blockly.Events.group_="";Blockly.Events.recordUndo=!0;Blockly.Events.disabled_=0;Blockly.Events.CREATE="create";Blockly.Events.BLOCK_CREATE=Blockly.Events.CREATE;Blockly.Events.DELETE="delete";Blockly.Events.BLOCK_DELETE=Blockly.Events.DELETE;Blockly.Events.CHANGE="change";Blockly.Events.BLOCK_CHANGE=Blockly.Events.CHANGE;Blockly.Events.MOVE="move";Blockly.Events.BLOCK_MOVE=Blockly.Events.MOVE;Blockly.Events.VAR_CREATE="var_create";Blockly.Events.VAR_DELETE="var_delete";
-Blockly.Events.VAR_RENAME="var_rename";Blockly.Events.UI="ui";Blockly.Events.FIRE_QUEUE_=[];Blockly.Events.fire=function(a){Blockly.Events.isEnabled()&&(Blockly.Events.FIRE_QUEUE_.length||setTimeout(Blockly.Events.fireNow_,0),Blockly.Events.FIRE_QUEUE_.push(a))};Blockly.Events.fireNow_=function(){for(var a=Blockly.Events.filter(Blockly.Events.FIRE_QUEUE_,!0),b=Blockly.Events.FIRE_QUEUE_.length=0,c;c=a[b];b++){var d=Blockly.Workspace.getById(c.workspaceId);d&&d.fireChangeListener(c)}};
-Blockly.Events.filter=function(a,b){var c=goog.array.clone(a);b||c.reverse();for(var d=[],e=Object.create(null),f=0,g;g=c[f];f++)if(!g.isNull()){var h=[g.type,g.blockId,g.workspaceId].join(" "),k=e[h];k?g.type==Blockly.Events.MOVE?(k.newParentId=g.newParentId,k.newInputName=g.newInputName,k.newCoordinate=g.newCoordinate):g.type==Blockly.Events.CHANGE&&g.element==k.element&&g.name==k.name?k.newValue=g.newValue:g.type!=Blockly.Events.UI||"click"!=g.element||"commentOpen"!=k.element&&"mutatorOpen"!=
-k.element&&"warningOpen"!=k.element?(e[h]=g,d.push(g)):k.newValue=g.newValue:(e[h]=g,d.push(g))}c=d.filter(function(a){return!a.isNull()});b||c.reverse();for(f=1;g=c[f];f++)g.type==Blockly.Events.CHANGE&&"mutation"==g.element&&c.unshift(c.splice(f,1)[0]);return c};Blockly.Events.clearPendingUndo=function(){for(var a=0,b;b=Blockly.Events.FIRE_QUEUE_[a];a++)b.recordUndo=!1};Blockly.Events.disable=function(){Blockly.Events.disabled_++};Blockly.Events.enable=function(){Blockly.Events.disabled_--};
-Blockly.Events.isEnabled=function(){return 0==Blockly.Events.disabled_};Blockly.Events.getGroup=function(){return Blockly.Events.group_};Blockly.Events.setGroup=function(a){Blockly.Events.group_="boolean"==typeof a?a?Blockly.utils.genUid():"":a};Blockly.Events.getDescendantIds_=function(a){var b=[];a=a.getDescendants();for(var c=0,d;d=a[c];c++)b[c]=d.id;return b};
-Blockly.Events.fromJson=function(a,b){switch(a.type){case Blockly.Events.CREATE:var c=new Blockly.Events.Create(null);break;case Blockly.Events.DELETE:c=new Blockly.Events.Delete(null);break;case Blockly.Events.CHANGE:c=new Blockly.Events.Change(null,"","","","");break;case Blockly.Events.MOVE:c=new Blockly.Events.Move(null);break;case Blockly.Events.VAR_CREATE:c=new Blockly.Events.VarCreate(null);break;case Blockly.Events.VAR_DELETE:c=new Blockly.Events.VarDelete(null);break;case Blockly.Events.VAR_RENAME:c=
-new Blockly.Events.VarRename(null,"");break;case Blockly.Events.UI:c=new Blockly.Events.Ui(null);break;default:throw"Unknown event type.";}c.fromJson(a);c.workspaceId=b.id;return c};
-Blockly.Events.Abstract=function(a){this.recordUndo=this.group=this.workspaceId=this.varId=this.blockId=void 0;a instanceof Blockly.Block?(this.blockId=a.id,this.workspaceId=a.workspace.id):a instanceof Blockly.VariableModel&&(this.workspaceId=a.workspace.id,this.varId=a.getId());this.group=Blockly.Events.group_;this.recordUndo=Blockly.Events.recordUndo};
-Blockly.Events.Abstract.prototype.toJson=function(){var a={type:this.type};this.blockId&&(a.blockId=this.blockId);this.varId&&(a.varId=this.varId);this.group&&(a.group=this.group);return a};Blockly.Events.Abstract.prototype.fromJson=function(a){this.blockId=a.blockId;this.varId=a.varId;this.group=a.group};Blockly.Events.Abstract.prototype.isNull=function(){return!1};Blockly.Events.Abstract.prototype.run=function(a){};
-Blockly.Events.Abstract.prototype.getEventWorkspace_=function(){var a=Blockly.Workspace.getById(this.workspaceId);if(!a)throw Error("Workspace is null. Event must have been generated from real Blockly events.");return a};Blockly.Events.Create=function(a){a&&(Blockly.Events.Create.superClass_.constructor.call(this,a),this.xml=a.workspace.rendered?Blockly.Xml.blockToDomWithXY(a):Blockly.Xml.blockToDom(a),this.ids=Blockly.Events.getDescendantIds_(a))};goog.inherits(Blockly.Events.Create,Blockly.Events.Abstract);
-Blockly.Events.BlockCreate=Blockly.Events.Create;Blockly.Events.Create.prototype.type=Blockly.Events.CREATE;Blockly.Events.Create.prototype.toJson=function(){var a=Blockly.Events.Create.superClass_.toJson.call(this);a.xml=Blockly.Xml.domToText(this.xml);a.ids=this.ids;return a};Blockly.Events.Create.prototype.fromJson=function(a){Blockly.Events.Create.superClass_.fromJson.call(this,a);this.xml=Blockly.Xml.textToDom("<xml>"+a.xml+"</xml>").firstChild;this.ids=a.ids};
-Blockly.Events.Create.prototype.run=function(a){var b=this.getEventWorkspace_();if(a)a=goog.dom.createDom("xml"),a.appendChild(this.xml),Blockly.Xml.domToWorkspace(a,b);else{a=0;for(var c;c=this.ids[a];a++){var d=b.getBlockById(c);d?d.dispose(!1,!1):c==this.blockId&&console.warn("Can't uncreate non-existent block: "+c)}}};
-Blockly.Events.Delete=function(a){if(a){if(a.getParent())throw"Connected blocks cannot be deleted.";Blockly.Events.Delete.superClass_.constructor.call(this,a);this.oldXml=a.workspace.rendered?Blockly.Xml.blockToDomWithXY(a):Blockly.Xml.blockToDom(a);this.ids=Blockly.Events.getDescendantIds_(a)}};goog.inherits(Blockly.Events.Delete,Blockly.Events.Abstract);Blockly.Events.BlockDelete=Blockly.Events.Delete;Blockly.Events.Delete.prototype.type=Blockly.Events.DELETE;
-Blockly.Events.Delete.prototype.toJson=function(){var a=Blockly.Events.Delete.superClass_.toJson.call(this);a.ids=this.ids;return a};Blockly.Events.Delete.prototype.fromJson=function(a){Blockly.Events.Delete.superClass_.fromJson.call(this,a);this.ids=a.ids};
-Blockly.Events.Delete.prototype.run=function(a){var b=this.getEventWorkspace_();if(a){a=0;for(var c;c=this.ids[a];a++){var d=b.getBlockById(c);d?d.dispose(!1,!1):c==this.blockId&&console.warn("Can't delete non-existent block: "+c)}}else a=goog.dom.createDom("xml"),a.appendChild(this.oldXml),Blockly.Xml.domToWorkspace(a,b)};Blockly.Events.Change=function(a,b,c,d,e){a&&(Blockly.Events.Change.superClass_.constructor.call(this,a),this.element=b,this.name=c,this.oldValue=d,this.newValue=e)};
-goog.inherits(Blockly.Events.Change,Blockly.Events.Abstract);Blockly.Events.BlockChange=Blockly.Events.Change;Blockly.Events.Change.prototype.type=Blockly.Events.CHANGE;Blockly.Events.Change.prototype.toJson=function(){var a=Blockly.Events.Change.superClass_.toJson.call(this);a.element=this.element;this.name&&(a.name=this.name);a.newValue=this.newValue;return a};
-Blockly.Events.Change.prototype.fromJson=function(a){Blockly.Events.Change.superClass_.fromJson.call(this,a);this.element=a.element;this.name=a.name;this.newValue=a.newValue};Blockly.Events.Change.prototype.isNull=function(){return this.oldValue==this.newValue};
-Blockly.Events.Change.prototype.run=function(a){var b=this.getEventWorkspace_().getBlockById(this.blockId);if(b)switch(b.mutator&&b.mutator.setVisible(!1),a=a?this.newValue:this.oldValue,this.element){case "field":(b=b.getField(this.name))?(b.callValidator(a),b.setValue(a)):console.warn("Can't set non-existent field: "+this.name);break;case "comment":b.setCommentText(a||null);break;case "collapsed":b.setCollapsed(a);break;case "disabled":b.setDisabled(a);break;case "inline":b.setInputsInline(a);break;
-case "mutation":var c="";b.mutationToDom&&(c=(c=b.mutationToDom())&&Blockly.Xml.domToText(c));if(b.domToMutation){a=a||"<mutation></mutation>";var d=Blockly.Xml.textToDom("<xml>"+a+"</xml>");b.domToMutation(d.firstChild)}Blockly.Events.fire(new Blockly.Events.Change(b,"mutation",null,c,a));break;default:console.warn("Unknown change type: "+this.element)}else console.warn("Can't change non-existent block: "+this.blockId)};
-Blockly.Events.Move=function(a){a&&(Blockly.Events.Move.superClass_.constructor.call(this,a),a=this.currentLocation_(),this.oldParentId=a.parentId,this.oldInputName=a.inputName,this.oldCoordinate=a.coordinate)};goog.inherits(Blockly.Events.Move,Blockly.Events.Abstract);Blockly.Events.BlockMove=Blockly.Events.Move;Blockly.Events.Move.prototype.type=Blockly.Events.MOVE;
-Blockly.Events.Move.prototype.toJson=function(){var a=Blockly.Events.Move.superClass_.toJson.call(this);this.newParentId&&(a.newParentId=this.newParentId);this.newInputName&&(a.newInputName=this.newInputName);this.newCoordinate&&(a.newCoordinate=Math.round(this.newCoordinate.x)+","+Math.round(this.newCoordinate.y));return a};
-Blockly.Events.Move.prototype.fromJson=function(a){Blockly.Events.Move.superClass_.fromJson.call(this,a);this.newParentId=a.newParentId;this.newInputName=a.newInputName;a.newCoordinate&&(a=a.newCoordinate.split(","),this.newCoordinate=new goog.math.Coordinate(parseFloat(a[0]),parseFloat(a[1])))};Blockly.Events.Move.prototype.recordNew=function(){var a=this.currentLocation_();this.newParentId=a.parentId;this.newInputName=a.inputName;this.newCoordinate=a.coordinate};
-Blockly.Events.Move.prototype.currentLocation_=function(){var a=Blockly.Workspace.getById(this.workspaceId).getBlockById(this.blockId),b={},c=a.getParent();if(c){if(b.parentId=c.id,a=c.getInputWithBlock(a))b.inputName=a.name}else b.coordinate=a.getRelativeToSurfaceXY();return b};Blockly.Events.Move.prototype.isNull=function(){return this.oldParentId==this.newParentId&&this.oldInputName==this.newInputName&&goog.math.Coordinate.equals(this.oldCoordinate,this.newCoordinate)};
-Blockly.Events.Move.prototype.run=function(a){var b=this.getEventWorkspace_(),c=b.getBlockById(this.blockId);if(c){var d=a?this.newParentId:this.oldParentId,e=a?this.newInputName:this.oldInputName;a=a?this.newCoordinate:this.oldCoordinate;var f=null;if(d&&(f=b.getBlockById(d),!f)){console.warn("Can't connect to non-existent block: "+d);return}c.getParent()&&c.unplug();if(a)e=c.getRelativeToSurfaceXY(),c.moveBy(a.x-e.x,a.y-e.y);else{c=c.outputConnection||c.previousConnection;if(e){if(b=f.getInput(e))var g=
-b.connection}else c.type==Blockly.PREVIOUS_STATEMENT&&(g=f.nextConnection);g?c.connect(g):console.warn("Can't connect to non-existent input: "+e)}}else console.warn("Can't move non-existent block: "+this.blockId)};Blockly.Events.Ui=function(a,b,c,d){Blockly.Events.Ui.superClass_.constructor.call(this,a);this.element=b;this.oldValue=c;this.newValue=d;this.recordUndo=!1};goog.inherits(Blockly.Events.Ui,Blockly.Events.Abstract);Blockly.Events.Ui.prototype.type=Blockly.Events.UI;
-Blockly.Events.Ui.prototype.toJson=function(){var a=Blockly.Events.Ui.superClass_.toJson.call(this);a.element=this.element;void 0!==this.newValue&&(a.newValue=this.newValue);return a};Blockly.Events.Ui.prototype.fromJson=function(a){Blockly.Events.Ui.superClass_.fromJson.call(this,a);this.element=a.element;this.newValue=a.newValue};Blockly.Events.VarCreate=function(a){a&&(Blockly.Events.VarCreate.superClass_.constructor.call(this,a),this.varType=a.type,this.varName=a.name)};
-goog.inherits(Blockly.Events.VarCreate,Blockly.Events.Abstract);Blockly.Events.VarCreate.prototype.type=Blockly.Events.VAR_CREATE;Blockly.Events.VarCreate.prototype.toJson=function(){var a=Blockly.Events.VarCreate.superClass_.toJson.call(this);a.varType=this.varType;a.varName=this.varName;return a};Blockly.Events.VarCreate.prototype.fromJson=function(a){Blockly.Events.VarCreate.superClass_.fromJson.call(this,a);this.varType=a.varType;this.varName=a.varName};
-Blockly.Events.VarCreate.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.createVariable(this.varName,this.varType,this.varId):b.deleteVariableById(this.varId)};Blockly.Events.VarDelete=function(a){a&&(Blockly.Events.VarDelete.superClass_.constructor.call(this,a),this.varType=a.type,this.varName=a.name)};goog.inherits(Blockly.Events.VarDelete,Blockly.Events.Abstract);Blockly.Events.VarDelete.prototype.type=Blockly.Events.VAR_DELETE;
-Blockly.Events.VarDelete.prototype.toJson=function(){var a=Blockly.Events.VarDelete.superClass_.toJson.call(this);a.varType=this.varType;a.varName=this.varName;return a};Blockly.Events.VarDelete.prototype.fromJson=function(a){Blockly.Events.VarDelete.superClass_.fromJson.call(this,a);this.varType=a.varType;this.varName=a.varName};Blockly.Events.VarDelete.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.deleteVariableById(this.varId):b.createVariable(this.varName,this.varType,this.varId)};
-Blockly.Events.VarRename=function(a,b){a&&(Blockly.Events.VarRename.superClass_.constructor.call(this,a),this.oldName=a.name,this.newName=b)};goog.inherits(Blockly.Events.VarRename,Blockly.Events.Abstract);Blockly.Events.VarRename.prototype.type=Blockly.Events.VAR_RENAME;Blockly.Events.VarRename.prototype.toJson=function(){var a=Blockly.Events.VarRename.superClass_.toJson.call(this);a.oldName=this.oldName;a.newName=this.newName;return a};
-Blockly.Events.VarRename.prototype.fromJson=function(a){Blockly.Events.VarRename.superClass_.fromJson.call(this,a);this.oldName=a.oldName;this.newName=a.newName};Blockly.Events.VarRename.prototype.run=function(a){var b=this.getEventWorkspace_();a?b.renameVariableById(this.varId,this.newName):b.renameVariableById(this.varId,this.oldName)};
-Blockly.Events.disableOrphans=function(a){if(a.type==Blockly.Events.MOVE||a.type==Blockly.Events.CREATE){Blockly.Events.disable();var b=Blockly.Workspace.getById(a.workspaceId);if(a=b.getBlockById(a.blockId))if(a.getParent()&&!a.getParent().disabled){b=a.getDescendants();a=0;for(var c;c=b[a];a++)c.setDisabled(!1)}else if((a.outputConnection||a.previousConnection)&&!b.isDragging()){do a.setDisabled(!0),a=a.getNextBlock();while(a)}Blockly.Events.enable()}};Blockly.Msg={};goog.getMsgOrig=goog.getMsg;goog.getMsg=function(a,b){var c=goog.getMsg.blocklyMsgMap[a];c&&(a=Blockly.Msg[c]);return goog.getMsgOrig(a,b)};goog.getMsg.blocklyMsgMap={Today:"TODAY"};Blockly.FieldTextInput=function(a,b){Blockly.FieldTextInput.superClass_.constructor.call(this,a,b)};goog.inherits(Blockly.FieldTextInput,Blockly.Field);Blockly.FieldTextInput.FONTSIZE=11;Blockly.FieldTextInput.htmlInput_=null;Blockly.FieldTextInput.prototype.CURSOR="text";Blockly.FieldTextInput.prototype.spellcheck_=!0;Blockly.FieldTextInput.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldTextInput.superClass_.dispose.call(this)};
-Blockly.FieldTextInput.prototype.setValue=function(a){if(null!==a){if(this.sourceBlock_){var b=this.callValidator(a);null!==b&&(a=b)}Blockly.Field.prototype.setValue.call(this,a)}};Blockly.FieldTextInput.prototype.setText=function(a){null!==a&&(a=String(a),a!==this.text_&&(this.sourceBlock_&&Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,this.text_,a)),Blockly.Field.prototype.setText.call(this,a)))};
-Blockly.FieldTextInput.prototype.setSpellcheck=function(a){this.spellcheck_=a};Blockly.FieldTextInput.prototype.showEditor_=function(a){this.workspace_=this.sourceBlock_.workspace;a=a||!1;!a&&(goog.userAgent.MOBILE||goog.userAgent.ANDROID||goog.userAgent.IPAD)?this.showPromptEditor_():this.showInlineEditor_(a)};Blockly.FieldTextInput.prototype.showPromptEditor_=function(){var a=this;Blockly.prompt(Blockly.Msg.CHANGE_VALUE_TITLE,this.text_,function(b){a.sourceBlock_&&(b=a.callValidator(b));a.setValue(b)})};
+Blockly.BlockSvg.prototype.renderDrawTop_=function(a,b){var c=a.steps,d=a.highlightSteps;this.squareTopLeftCorner_?(c.push("m 0,0"),d.push("m 0.5,0.5"),this.startHat_&&(c.push(Blockly.BlockSvg.START_HAT_PATH),d.push(this.RTL?Blockly.BlockSvg.START_HAT_HIGHLIGHT_RTL:Blockly.BlockSvg.START_HAT_HIGHLIGHT_LTR))):(c.push(Blockly.BlockSvg.TOP_LEFT_CORNER_START),d.push(this.RTL?Blockly.BlockSvg.TOP_LEFT_CORNER_START_HIGHLIGHT_RTL:Blockly.BlockSvg.TOP_LEFT_CORNER_START_HIGHLIGHT_LTR),c.push(Blockly.BlockSvg.TOP_LEFT_CORNER),
+d.push(Blockly.BlockSvg.TOP_LEFT_CORNER_HIGHLIGHT));this.previousConnection&&(c.push("H",Blockly.BlockSvg.NOTCH_WIDTH-15),d.push("H",Blockly.BlockSvg.NOTCH_WIDTH-15),c.push(Blockly.BlockSvg.NOTCH_PATH_LEFT),d.push(Blockly.BlockSvg.NOTCH_PATH_LEFT_HIGHLIGHT),this.previousConnection.setOffsetInBlock(this.RTL?-Blockly.BlockSvg.NOTCH_WIDTH:Blockly.BlockSvg.NOTCH_WIDTH,0));c.push("H",b);d.push("H",b-.5);this.width=b};
+Blockly.BlockSvg.prototype.renderDrawRight_=function(a,b,c){for(var d={x:0,y:0},e={x:0,y:0},f=0,g;g=b[f];f++)d.x=Blockly.BlockSvg.SEP_SPACE_X,0==f&&(d.x+=this.RTL?-c:c),a.highlightSteps.push("M",b.rightEdge-.5+","+(d.y+.5)),this.isCollapsed()?this.renderJaggedEdge_(a,g,d):g.type==Blockly.BlockSvg.INLINE?this.renderInlineRow_(a,g,d,e,b.rightEdge):g.type==Blockly.INPUT_VALUE?this.renderExternalValueInput_(a,g,d,e,b.rightEdge):g.type==Blockly.DUMMY_INPUT?this.renderDummyInput_(a,g,d,b.rightEdge,b.hasValue):
+g.type==Blockly.NEXT_STATEMENT&&this.renderStatementInput_(a,g,d,e,b,f),d.y+=g.height;b.length||(d.y=Blockly.BlockSvg.MIN_BLOCK_Y,a.steps.push("V",d.y),this.RTL&&a.highlightSteps.push("V",d.y-1));return d.y};
+Blockly.BlockSvg.prototype.renderDrawBottom_=function(a,b){var c=a.steps,d=a.highlightSteps;this.height+=b+1;this.nextConnection&&(c.push("H",Blockly.BlockSvg.NOTCH_WIDTH+(this.RTL?.5:-.5)+" "+Blockly.BlockSvg.NOTCH_PATH_RIGHT),this.nextConnection.setOffsetInBlock(this.RTL?-Blockly.BlockSvg.NOTCH_WIDTH:Blockly.BlockSvg.NOTCH_WIDTH,b+1),this.height+=4);this.squareBottomLeftCorner_?(c.push("H 0"),this.RTL||d.push("M","0.5,"+(b-.5))):(c.push("H",Blockly.BlockSvg.CORNER_RADIUS),c.push("a",Blockly.BlockSvg.CORNER_RADIUS+
+","+Blockly.BlockSvg.CORNER_RADIUS+" 0 0,1 -"+Blockly.BlockSvg.CORNER_RADIUS+",-"+Blockly.BlockSvg.CORNER_RADIUS),this.RTL||(d.push("M",Blockly.BlockSvg.DISTANCE_45_INSIDE+","+(b-Blockly.BlockSvg.DISTANCE_45_INSIDE)),d.push("A",Blockly.BlockSvg.CORNER_RADIUS-.5+","+(Blockly.BlockSvg.CORNER_RADIUS-.5)+" 0 0,1 0.5,"+(b-Blockly.BlockSvg.CORNER_RADIUS))))};
+Blockly.BlockSvg.prototype.renderDrawLeft_=function(a){var b=a.steps;a=a.highlightSteps;this.outputConnection?(this.outputConnection.setOffsetInBlock(0,0),b.push("V",Blockly.BlockSvg.TAB_HEIGHT),b.push("c 0,-10 -"+Blockly.BlockSvg.TAB_WIDTH+",8 -"+Blockly.BlockSvg.TAB_WIDTH+",-7.5 s "+Blockly.BlockSvg.TAB_WIDTH+",2.5 "+Blockly.BlockSvg.TAB_WIDTH+",-7.5"),this.RTL?(a.push("M",-.25*Blockly.BlockSvg.TAB_WIDTH+",8.4"),a.push("l",-.45*Blockly.BlockSvg.TAB_WIDTH+",-2.1")):(a.push("V",Blockly.BlockSvg.TAB_HEIGHT-
+1.5),a.push("m",-.92*Blockly.BlockSvg.TAB_WIDTH+",-0.5 q "+-.19*Blockly.BlockSvg.TAB_WIDTH+",-5.5 0,-11"),a.push("m",.92*Blockly.BlockSvg.TAB_WIDTH+",1 V 0.5 H 1")),this.width+=Blockly.BlockSvg.TAB_WIDTH):this.RTL||(this.squareTopLeftCorner_?a.push("V",.5):a.push("V",Blockly.BlockSvg.CORNER_RADIUS));b.push("z")};
+Blockly.BlockSvg.prototype.renderJaggedEdge_=function(a,b,c){var d=a.steps;a=a.highlightSteps;this.renderFields_(b[0].fieldRow,c.x,c.y);d.push(Blockly.BlockSvg.JAGGED_TEETH);a.push("h 8");b=b.height-Blockly.BlockSvg.JAGGED_TEETH_HEIGHT;d.push("v",b);this.RTL&&(a.push("v 3.9 l 7.2,3.4 m -14.5,8.9 l 7.3,3.5"),a.push("v",b-.7));this.width+=Blockly.BlockSvg.JAGGED_TEETH_WIDTH};
+Blockly.BlockSvg.prototype.renderInlineRow_=function(a,b,c,d,e){var f=a.inlineSteps,g=a.highlightInlineSteps,h=a.steps;a=a.highlightSteps;for(var k=0,l;l=b[k];k++){var n=c.x,m=c.y;b.thicker&&(m+=Blockly.BlockSvg.INLINE_PADDING_Y);c.x=this.renderFields_(l.fieldRow,n,m);l.type!=Blockly.DUMMY_INPUT&&(c.x+=l.renderWidth+Blockly.BlockSvg.SEP_SPACE_X);l.type==Blockly.INPUT_VALUE&&(f.push("M",c.x-Blockly.BlockSvg.SEP_SPACE_X+","+(c.y+Blockly.BlockSvg.INLINE_PADDING_Y)),f.push("h",Blockly.BlockSvg.TAB_WIDTH-
+2-l.renderWidth),f.push(Blockly.BlockSvg.TAB_PATH_DOWN),f.push("v",l.renderHeight+1-Blockly.BlockSvg.TAB_HEIGHT),f.push("h",l.renderWidth+2-Blockly.BlockSvg.TAB_WIDTH),f.push("z"),this.RTL?(g.push("M",c.x-Blockly.BlockSvg.SEP_SPACE_X-2.5+Blockly.BlockSvg.TAB_WIDTH-l.renderWidth+","+(c.y+Blockly.BlockSvg.INLINE_PADDING_Y+.5)),g.push(Blockly.BlockSvg.TAB_PATH_DOWN_HIGHLIGHT_RTL),g.push("v",l.renderHeight-Blockly.BlockSvg.TAB_HEIGHT+2.5),g.push("h",l.renderWidth-Blockly.BlockSvg.TAB_WIDTH+2)):(g.push("M",
+c.x-Blockly.BlockSvg.SEP_SPACE_X+.5+","+(c.y+Blockly.BlockSvg.INLINE_PADDING_Y+.5)),g.push("v",l.renderHeight+1),g.push("h",Blockly.BlockSvg.TAB_WIDTH-2-l.renderWidth),g.push("M",c.x-l.renderWidth-Blockly.BlockSvg.SEP_SPACE_X+.9+","+(c.y+Blockly.BlockSvg.INLINE_PADDING_Y+Blockly.BlockSvg.TAB_HEIGHT-.7)),g.push("l",.46*Blockly.BlockSvg.TAB_WIDTH+",-2.1")),d.x=this.RTL?-c.x-Blockly.BlockSvg.TAB_WIDTH+Blockly.BlockSvg.SEP_SPACE_X+l.renderWidth+1:c.x+Blockly.BlockSvg.TAB_WIDTH-Blockly.BlockSvg.SEP_SPACE_X-
+l.renderWidth-1,d.y=c.y+Blockly.BlockSvg.INLINE_PADDING_Y+1,l.connection.setOffsetInBlock(d.x,d.y))}c.x=Math.max(c.x,e);this.width=Math.max(this.width,c.x);h.push("H",c.x);a.push("H",c.x-.5);h.push("v",b.height);this.RTL&&a.push("v",b.height-1)};
+Blockly.BlockSvg.prototype.renderExternalValueInput_=function(a,b,c,d,e){var f=a.steps;a=a.highlightSteps;var g=b[0],h=c.x,k=c.y;if(g.align!=Blockly.ALIGN_LEFT){var l=e-g.fieldWidth-Blockly.BlockSvg.TAB_WIDTH-2*Blockly.BlockSvg.SEP_SPACE_X;g.align==Blockly.ALIGN_RIGHT?h+=l:g.align==Blockly.ALIGN_CENTRE&&(h+=l/2)}this.renderFields_(g.fieldRow,h,k);f.push(Blockly.BlockSvg.TAB_PATH_DOWN);b=b.height-Blockly.BlockSvg.TAB_HEIGHT;f.push("v",b);this.RTL?(a.push(Blockly.BlockSvg.TAB_PATH_DOWN_HIGHLIGHT_RTL),
+a.push("v",b+.5)):(a.push("M",e-5+","+(c.y+Blockly.BlockSvg.TAB_HEIGHT-.7)),a.push("l",.46*Blockly.BlockSvg.TAB_WIDTH+",-2.1"));d.x=this.RTL?-e-1:e+1;g.connection.setOffsetInBlock(d.x,c.y);g.connection.isConnected()&&(this.width=Math.max(this.width,e+g.connection.targetBlock().getHeightWidth().width-Blockly.BlockSvg.TAB_WIDTH+1))};
+Blockly.BlockSvg.prototype.renderDummyInput_=function(a,b,c,d,e){var f=a.steps;a=a.highlightSteps;var g=b[0],h=c.x;c=c.y;g.align!=Blockly.ALIGN_LEFT&&(d=d-g.fieldWidth-2*Blockly.BlockSvg.SEP_SPACE_X,e&&(d-=Blockly.BlockSvg.TAB_WIDTH),g.align==Blockly.ALIGN_RIGHT?h+=d:g.align==Blockly.ALIGN_CENTRE&&(h+=d/2));this.renderFields_(g.fieldRow,h,c);f.push("v",b.height);this.RTL&&a.push("v",b.height-1)};
+Blockly.BlockSvg.prototype.renderStatementInput_=function(a,b,c,d,e,f){var g=a.steps;a=a.highlightSteps;var h=b[0];0==f&&(g.push("v",Blockly.BlockSvg.SEP_SPACE_Y),this.RTL&&a.push("v",Blockly.BlockSvg.SEP_SPACE_Y-1),c.y+=Blockly.BlockSvg.SEP_SPACE_Y);var k=c.x,l=c.y;if(h.align!=Blockly.ALIGN_LEFT){var n=e.statementEdge-h.fieldWidth-2*Blockly.BlockSvg.SEP_SPACE_X;h.align==Blockly.ALIGN_RIGHT?k+=n:h.align==Blockly.ALIGN_CENTRE&&(k+=n/2)}this.renderFields_(h.fieldRow,k,l);c.x=e.statementEdge+Blockly.BlockSvg.NOTCH_WIDTH;
+g.push("H",c.x);g.push(Blockly.BlockSvg.INNER_TOP_LEFT_CORNER);g.push("v",b.height-2*Blockly.BlockSvg.CORNER_RADIUS);g.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER);g.push("H",e.rightEdge);this.RTL?(a.push("M",c.x-Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.DISTANCE_45_OUTSIDE+","+(c.y+Blockly.BlockSvg.DISTANCE_45_OUTSIDE)),a.push(Blockly.BlockSvg.INNER_TOP_LEFT_CORNER_HIGHLIGHT_RTL),a.push("v",b.height-2*Blockly.BlockSvg.CORNER_RADIUS),a.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_RTL)):
+(a.push("M",c.x-Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.DISTANCE_45_OUTSIDE+","+(c.y+b.height-Blockly.BlockSvg.DISTANCE_45_OUTSIDE)),a.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_LTR));a.push("H",e.rightEdge-.5);d.x=this.RTL?-c.x:c.x+1;h.connection.setOffsetInBlock(d.x,c.y+1);h.connection.isConnected()&&(this.width=Math.max(this.width,e.statementEdge+h.connection.targetBlock().getHeightWidth().width));if(f==e.length-1||e[f+1].type==Blockly.NEXT_STATEMENT)g.push("v",Blockly.BlockSvg.SEP_SPACE_Y),
+this.RTL&&a.push("v",Blockly.BlockSvg.SEP_SPACE_Y-1),c.y+=Blockly.BlockSvg.SEP_SPACE_Y};Blockly.Msg={};goog.getMsgOrig=goog.getMsg;goog.getMsg=function(a,b){var c=goog.getMsg.blocklyMsgMap[a];c&&(a=Blockly.Msg[c]);return goog.getMsgOrig(a,b)};goog.getMsg.blocklyMsgMap={Today:"TODAY"};Blockly.FieldTextInput=function(a,b){Blockly.FieldTextInput.superClass_.constructor.call(this,a,b)};goog.inherits(Blockly.FieldTextInput,Blockly.Field);Blockly.FieldTextInput.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.text);b=new Blockly.FieldTextInput(b,a["class"]);"boolean"===typeof a.spellcheck&&b.setSpellcheck(a.spellcheck);return b};Blockly.FieldTextInput.FONTSIZE=11;Blockly.FieldTextInput.htmlInput_=null;Blockly.FieldTextInput.prototype.CURSOR="text";
+Blockly.FieldTextInput.prototype.spellcheck_=!0;Blockly.FieldTextInput.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldTextInput.superClass_.dispose.call(this)};Blockly.FieldTextInput.prototype.setValue=function(a){if(null!==a){if(this.sourceBlock_){var b=this.callValidator(a);null!==b&&(a=b)}Blockly.Field.prototype.setValue.call(this,a)}};
+Blockly.FieldTextInput.prototype.setText=function(a){null!==a&&(a=String(a),a!==this.text_&&(this.sourceBlock_&&Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,this.text_,a)),Blockly.Field.prototype.setText.call(this,a)))};Blockly.FieldTextInput.prototype.setSpellcheck=function(a){this.spellcheck_=a};
+Blockly.FieldTextInput.prototype.showEditor_=function(a){this.workspace_=this.sourceBlock_.workspace;a=a||!1;!a&&(goog.userAgent.MOBILE||goog.userAgent.ANDROID||goog.userAgent.IPAD)?this.showPromptEditor_():this.showInlineEditor_(a)};Blockly.FieldTextInput.prototype.showPromptEditor_=function(){var a=this;Blockly.prompt(Blockly.Msg.CHANGE_VALUE_TITLE,this.text_,function(b){a.sourceBlock_&&(b=a.callValidator(b));a.setValue(b)})};
 Blockly.FieldTextInput.prototype.showInlineEditor_=function(a){Blockly.WidgetDiv.show(this,this.sourceBlock_.RTL,this.widgetDispose_());var b=Blockly.WidgetDiv.DIV,c=goog.dom.createDom("INPUT","blocklyHtmlInput");c.setAttribute("spellcheck",this.spellcheck_);var d=Blockly.FieldTextInput.FONTSIZE*this.workspace_.scale+"pt";b.style.fontSize=d;c.style.fontSize=d;Blockly.FieldTextInput.htmlInput_=c;b.appendChild(c);c.value=c.defaultValue=this.text_;c.oldValue_=null;this.validate_();this.resizeEditor_();
 a||(c.focus(),c.select());this.bindEvents_(c)};Blockly.FieldTextInput.prototype.bindEvents_=function(a){a.onKeyDownWrapper_=Blockly.bindEventWithChecks_(a,"keydown",this,this.onHtmlInputKeyDown_);a.onKeyUpWrapper_=Blockly.bindEventWithChecks_(a,"keyup",this,this.onHtmlInputChange_);a.onKeyPressWrapper_=Blockly.bindEventWithChecks_(a,"keypress",this,this.onHtmlInputChange_);a.onWorkspaceChangeWrapper_=this.resizeEditor_.bind(this);this.workspace_.addChangeListener(a.onWorkspaceChangeWrapper_)};
 Blockly.FieldTextInput.prototype.unbindEvents_=function(a){Blockly.unbindEvent_(a.onKeyDownWrapper_);Blockly.unbindEvent_(a.onKeyUpWrapper_);Blockly.unbindEvent_(a.onKeyPressWrapper_);this.workspace_.removeChangeListener(a.onWorkspaceChangeWrapper_)};
@@ -1414,8 +1552,8 @@ Blockly.FieldTextInput.prototype.validate_=function(){var a=!0;goog.asserts.asse
 Blockly.FieldTextInput.prototype.resizeEditor_=function(){var a=Blockly.WidgetDiv.DIV,b=this.getScaledBBox_();a.style.width=b.right-b.left+"px";a.style.height=b.bottom-b.top+"px";b=new goog.math.Coordinate(this.sourceBlock_.RTL?b.right-a.offsetWidth:b.left,b.top);b.y+=1;goog.userAgent.GECKO&&Blockly.WidgetDiv.DIV.style.top&&(--b.x,--b.y);goog.userAgent.WEBKIT&&(b.y-=3);a.style.left=b.x+"px";a.style.top=b.y+"px"};
 Blockly.FieldTextInput.prototype.widgetDispose_=function(){var a=this;return function(){var b=Blockly.FieldTextInput.htmlInput_;a.maybeSaveEdit_();a.unbindEvents_(b);Blockly.FieldTextInput.htmlInput_=null;Blockly.Events.setGroup(!1);b=Blockly.WidgetDiv.DIV.style;b.width="auto";b.height="auto";b.fontSize=""}};
 Blockly.FieldTextInput.prototype.maybeSaveEdit_=function(){var a=Blockly.FieldTextInput.htmlInput_,b=a.value;if(this.sourceBlock_)if(b=this.callValidator(b),null===b)b=a.defaultValue;else if(this.onFinishEditing_)this.onFinishEditing_(b);this.setText(b);this.sourceBlock_.rendered&&this.sourceBlock_.render()};
-Blockly.FieldTextInput.numberValidator=function(a){console.warn("Blockly.FieldTextInput.numberValidator is deprecated. Use Blockly.FieldNumber instead.");if(null===a)return null;a=String(a);a=a.replace(/O/ig,"0");a=a.replace(/,/g,"");a=parseFloat(a||0);return isNaN(a)?null:String(a)};Blockly.FieldTextInput.nonnegativeIntegerValidator=function(a){(a=Blockly.FieldTextInput.numberValidator(a))&&(a=String(Math.max(0,Math.floor(a))));return a};Blockly.FieldAngle=function(a,b){this.symbol_=Blockly.utils.createSvgElement("tspan",{},null);this.symbol_.appendChild(document.createTextNode("\u00b0"));a=a&&!isNaN(a)?String(a):"0";Blockly.FieldAngle.superClass_.constructor.call(this,a,b)};goog.inherits(Blockly.FieldAngle,Blockly.FieldTextInput);Blockly.FieldAngle.ROUND=15;Blockly.FieldAngle.HALF=50;Blockly.FieldAngle.CLOCKWISE=!1;Blockly.FieldAngle.OFFSET=0;Blockly.FieldAngle.WRAP=360;Blockly.FieldAngle.RADIUS=Blockly.FieldAngle.HALF-1;
-Blockly.FieldAngle.prototype.render_=function(){this.visible_?(this.textElement_.textContent=this.getDisplayText_(),this.sourceBlock_.RTL?this.textElement_.insertBefore(this.symbol_,this.textElement_.firstChild):this.textElement_.appendChild(this.symbol_),this.updateWidth()):this.size_.width=0};
+Blockly.FieldTextInput.numberValidator=function(a){console.warn("Blockly.FieldTextInput.numberValidator is deprecated. Use Blockly.FieldNumber instead.");if(null===a)return null;a=String(a);a=a.replace(/O/ig,"0");a=a.replace(/,/g,"");a=parseFloat(a||0);return isNaN(a)?null:String(a)};Blockly.FieldTextInput.nonnegativeIntegerValidator=function(a){(a=Blockly.FieldTextInput.numberValidator(a))&&(a=String(Math.max(0,Math.floor(a))));return a};Blockly.Field.register("field_input",Blockly.FieldTextInput);Blockly.FieldAngle=function(a,b){this.symbol_=Blockly.utils.createSvgElement("tspan",{},null);this.symbol_.appendChild(document.createTextNode("\u00b0"));a=a&&!isNaN(a)?String(a):"0";Blockly.FieldAngle.superClass_.constructor.call(this,a,b)};goog.inherits(Blockly.FieldAngle,Blockly.FieldTextInput);Blockly.FieldAngle.fromJson=function(a){return new Blockly.FieldAngle(a.angle)};Blockly.FieldAngle.ROUND=15;Blockly.FieldAngle.HALF=50;Blockly.FieldAngle.CLOCKWISE=!1;Blockly.FieldAngle.OFFSET=0;
+Blockly.FieldAngle.WRAP=360;Blockly.FieldAngle.RADIUS=Blockly.FieldAngle.HALF-1;Blockly.FieldAngle.prototype.render_=function(){this.visible_?(this.textElement_.textContent=this.getDisplayText_(),this.sourceBlock_.RTL?this.textElement_.insertBefore(this.symbol_,this.textElement_.firstChild):this.textElement_.appendChild(this.symbol_),this.updateWidth()):this.size_.width=0};
 Blockly.FieldAngle.prototype.dispose_=function(){var a=this;return function(){Blockly.FieldAngle.superClass_.dispose_.call(a)();a.gauge_=null;a.clickWrapper_&&Blockly.unbindEvent_(a.clickWrapper_);a.moveWrapper1_&&Blockly.unbindEvent_(a.moveWrapper1_);a.moveWrapper2_&&Blockly.unbindEvent_(a.moveWrapper2_)}};
 Blockly.FieldAngle.prototype.showEditor_=function(){Blockly.FieldAngle.superClass_.showEditor_.call(this,goog.userAgent.MOBILE||goog.userAgent.ANDROID||goog.userAgent.IPAD);var a=Blockly.WidgetDiv.DIV;if(a.firstChild){a=Blockly.utils.createSvgElement("svg",{xmlns:"http://www.w3.org/2000/svg","xmlns:html":"http://www.w3.org/1999/xhtml","xmlns:xlink":"http://www.w3.org/1999/xlink",version:"1.1",height:2*Blockly.FieldAngle.HALF+"px",width:2*Blockly.FieldAngle.HALF+"px"},a);var b=Blockly.utils.createSvgElement("circle",
 {cx:Blockly.FieldAngle.HALF,cy:Blockly.FieldAngle.HALF,r:Blockly.FieldAngle.RADIUS,"class":"blocklyAngleCircle"},a);this.gauge_=Blockly.utils.createSvgElement("path",{"class":"blocklyAngleGauge"},a);this.line_=Blockly.utils.createSvgElement("line",{x1:Blockly.FieldAngle.HALF,y1:Blockly.FieldAngle.HALF,"class":"blocklyAngleLine"},a);for(var c=0;360>c;c+=15)Blockly.utils.createSvgElement("line",{x1:Blockly.FieldAngle.HALF+Blockly.FieldAngle.RADIUS,y1:Blockly.FieldAngle.HALF,x2:Blockly.FieldAngle.HALF+
@@ -1424,93 +1562,96 @@ Blockly.FieldAngle.prototype.onMouseMove=function(a){var b=this.gauge_.ownerSVGE
 b,this.setValue(b),this.validate_(),this.resizeEditor_())};Blockly.FieldAngle.prototype.setText=function(a){Blockly.FieldAngle.superClass_.setText.call(this,a);this.textElement_&&(this.updateGraph_(),this.size_.width=0)};
 Blockly.FieldAngle.prototype.updateGraph_=function(){if(this.gauge_){var a=Number(this.getText())+Blockly.FieldAngle.OFFSET,b=goog.math.toRadians(a);a=["M ",Blockly.FieldAngle.HALF,",",Blockly.FieldAngle.HALF];var c=Blockly.FieldAngle.HALF,d=Blockly.FieldAngle.HALF;if(!isNaN(b)){var e=goog.math.toRadians(Blockly.FieldAngle.OFFSET),f=Math.cos(e)*Blockly.FieldAngle.RADIUS,g=Math.sin(e)*-Blockly.FieldAngle.RADIUS;Blockly.FieldAngle.CLOCKWISE&&(b=2*e-b);c+=Math.cos(b)*Blockly.FieldAngle.RADIUS;d-=Math.sin(b)*
 Blockly.FieldAngle.RADIUS;b=Math.abs(Math.floor((b-e)/Math.PI)%2);Blockly.FieldAngle.CLOCKWISE&&(b=1-b);a.push(" l ",f,",",g," A ",Blockly.FieldAngle.RADIUS,",",Blockly.FieldAngle.RADIUS," 0 ",b," ",Number(Blockly.FieldAngle.CLOCKWISE)," ",c,",",d," z")}this.gauge_.setAttribute("d",a.join(""));this.line_.setAttribute("x2",c);this.line_.setAttribute("y2",d)}};
-Blockly.FieldAngle.prototype.classValidator=function(a){if(null===a)return null;a=parseFloat(a||0);if(isNaN(a))return null;a%=360;0>a&&(a+=360);a>Blockly.FieldAngle.WRAP&&(a-=360);return String(a)};Blockly.FieldCheckbox=function(a,b){Blockly.FieldCheckbox.superClass_.constructor.call(this,"",b);this.setValue(a)};goog.inherits(Blockly.FieldCheckbox,Blockly.Field);Blockly.FieldCheckbox.CHECK_CHAR="\u2713";Blockly.FieldCheckbox.prototype.CURSOR="default";
+Blockly.FieldAngle.prototype.classValidator=function(a){if(null===a)return null;a=parseFloat(a||0);if(isNaN(a))return null;a%=360;0>a&&(a+=360);a>Blockly.FieldAngle.WRAP&&(a-=360);return String(a)};Blockly.Field.register("field_angle",Blockly.FieldAngle);Blockly.FieldCheckbox=function(a,b){Blockly.FieldCheckbox.superClass_.constructor.call(this,"",b);this.setValue(a)};goog.inherits(Blockly.FieldCheckbox,Blockly.Field);Blockly.FieldCheckbox.fromJson=function(a){return new Blockly.FieldCheckbox(a.checked?"TRUE":"FALSE")};Blockly.FieldCheckbox.CHECK_CHAR="\u2713";Blockly.FieldCheckbox.prototype.CURSOR="default";
 Blockly.FieldCheckbox.prototype.init=function(){if(!this.fieldGroup_){Blockly.FieldCheckbox.superClass_.init.call(this);this.checkElement_=Blockly.utils.createSvgElement("text",{"class":"blocklyText blocklyCheckbox",x:-3,y:14},this.fieldGroup_);var a=document.createTextNode(Blockly.FieldCheckbox.CHECK_CHAR);this.checkElement_.appendChild(a);this.checkElement_.style.display=this.state_?"block":"none"}};Blockly.FieldCheckbox.prototype.getValue=function(){return String(this.state_).toUpperCase()};
-Blockly.FieldCheckbox.prototype.setValue=function(a){a="string"==typeof a?"TRUE"==a.toUpperCase():!!a;this.state_!==a&&(this.sourceBlock_&&Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,this.state_,a)),this.state_=a,this.checkElement_&&(this.checkElement_.style.display=a?"block":"none"))};Blockly.FieldCheckbox.prototype.showEditor_=function(){var a=!this.state_;this.sourceBlock_&&(a=this.callValidator(a));null!==a&&this.setValue(String(a).toUpperCase())};Blockly.FieldColour=function(a,b){Blockly.FieldColour.superClass_.constructor.call(this,a,b);this.setText(Blockly.Field.NBSP+Blockly.Field.NBSP+Blockly.Field.NBSP)};goog.inherits(Blockly.FieldColour,Blockly.Field);Blockly.FieldColour.prototype.colours_=null;Blockly.FieldColour.prototype.columns_=0;Blockly.FieldColour.prototype.init=function(){Blockly.FieldColour.superClass_.init.call(this);this.borderRect_.style.fillOpacity=1;this.setValue(this.getValue())};Blockly.FieldColour.prototype.CURSOR="default";
-Blockly.FieldColour.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldColour.superClass_.dispose.call(this)};Blockly.FieldColour.prototype.getValue=function(){return this.colour_};Blockly.FieldColour.prototype.setValue=function(a){this.sourceBlock_&&Blockly.Events.isEnabled()&&this.colour_!=a&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,this.colour_,a));this.colour_=a;this.borderRect_&&(this.borderRect_.style.fill=a)};
-Blockly.FieldColour.prototype.getText=function(){var a=this.colour_,b=a.match(/^#(.)\1(.)\2(.)\3$/);b&&(a="#"+b[1]+b[2]+b[3]);return a};Blockly.FieldColour.COLOURS=goog.ui.ColorPicker.SIMPLE_GRID_COLORS;Blockly.FieldColour.COLUMNS=7;Blockly.FieldColour.prototype.setColours=function(a){this.colours_=a;return this};Blockly.FieldColour.prototype.setColumns=function(a){this.columns_=a;return this};
+Blockly.FieldCheckbox.prototype.setValue=function(a){a="string"==typeof a?"TRUE"==a.toUpperCase():!!a;this.state_!==a&&(this.sourceBlock_&&Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,this.state_,a)),this.state_=a,this.checkElement_&&(this.checkElement_.style.display=a?"block":"none"))};Blockly.FieldCheckbox.prototype.showEditor_=function(){var a=!this.state_;this.sourceBlock_&&(a=this.callValidator(a));null!==a&&this.setValue(String(a).toUpperCase())};
+Blockly.Field.register("field_checkbox",Blockly.FieldCheckbox);Blockly.FieldColour=function(a,b){Blockly.FieldColour.superClass_.constructor.call(this,a,b);this.setText(Blockly.Field.NBSP+Blockly.Field.NBSP+Blockly.Field.NBSP)};goog.inherits(Blockly.FieldColour,Blockly.Field);Blockly.FieldColour.fromJson=function(a){return new Blockly.FieldColour(a.colour)};Blockly.FieldColour.prototype.colours_=null;Blockly.FieldColour.prototype.columns_=0;
+Blockly.FieldColour.prototype.init=function(){Blockly.FieldColour.superClass_.init.call(this);this.borderRect_.style.fillOpacity=1;this.setValue(this.getValue())};Blockly.FieldColour.prototype.CURSOR="default";Blockly.FieldColour.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldColour.superClass_.dispose.call(this)};Blockly.FieldColour.prototype.getValue=function(){return this.colour_};
+Blockly.FieldColour.prototype.setValue=function(a){this.sourceBlock_&&Blockly.Events.isEnabled()&&this.colour_!=a&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,this.colour_,a));this.colour_=a;this.borderRect_&&(this.borderRect_.style.fill=a)};Blockly.FieldColour.prototype.getText=function(){var a=this.colour_,b=a.match(/^#(.)\1(.)\2(.)\3$/);b&&(a="#"+b[1]+b[2]+b[3]);return a};Blockly.FieldColour.COLOURS=goog.ui.ColorPicker.SIMPLE_GRID_COLORS;
+Blockly.FieldColour.COLUMNS=7;Blockly.FieldColour.prototype.setColours=function(a){this.colours_=a;return this};Blockly.FieldColour.prototype.setColumns=function(a){this.columns_=a;return this};
 Blockly.FieldColour.prototype.showEditor_=function(){Blockly.WidgetDiv.show(this,this.sourceBlock_.RTL,Blockly.FieldColour.widgetDispose_);var a=Blockly.utils.getViewportBBox(),b=this.getScaledBBox_(),c=this.createWidget_(),d=goog.style.getSize(c.getElement());Blockly.WidgetDiv.positionWithAnchor(a,b,d,this.sourceBlock_.RTL);var e=this;Blockly.FieldColour.changeEventKey_=goog.events.listen(c,goog.ui.ColorPicker.EventType.CHANGE,function(a){a=a.target.getSelectedColor()||"#000000";Blockly.WidgetDiv.hide();
-e.sourceBlock_&&(a=e.callValidator(a));null!==a&&e.setValue(a)})};Blockly.FieldColour.prototype.createWidget_=function(){var a=new goog.ui.ColorPicker;a.setSize(this.columns_||Blockly.FieldColour.COLUMNS);a.setColors(this.colours_||Blockly.FieldColour.COLOURS);a.render(Blockly.WidgetDiv.DIV);a.setSelectedColor(this.getValue());return a};Blockly.FieldColour.widgetDispose_=function(){Blockly.FieldColour.changeEventKey_&&goog.events.unlistenByKey(Blockly.FieldColour.changeEventKey_);Blockly.Events.setGroup(!1)};Blockly.FieldDropdown=function(a,b){this.menuGenerator_=a;this.trimOptions_();var c=this.getOptions()[0];Blockly.FieldDropdown.superClass_.constructor.call(this,c[1],b)};goog.inherits(Blockly.FieldDropdown,Blockly.Field);Blockly.FieldDropdown.CHECKMARK_OVERHANG=25;Blockly.FieldDropdown.ARROW_CHAR=goog.userAgent.ANDROID?"\u25bc":"\u25be";Blockly.FieldDropdown.prototype.CURSOR="default";Blockly.FieldDropdown.prototype.value_="";Blockly.FieldDropdown.prototype.imageElement_=null;
-Blockly.FieldDropdown.prototype.imageJson_=null;Blockly.FieldDropdown.prototype.init=function(){if(!this.fieldGroup_){this.arrow_=Blockly.utils.createSvgElement("tspan",{},null);this.arrow_.appendChild(document.createTextNode(this.sourceBlock_.RTL?Blockly.FieldDropdown.ARROW_CHAR+" ":" "+Blockly.FieldDropdown.ARROW_CHAR));Blockly.FieldDropdown.superClass_.init.call(this);var a=this.text_;this.text_=null;this.setText(a)}};
-Blockly.FieldDropdown.prototype.showEditor_=function(){Blockly.WidgetDiv.show(this,this.sourceBlock_.RTL,null);var a=this.createMenu_();this.addEventListeners_(a);this.positionMenu_(a)};Blockly.FieldDropdown.prototype.addEventListeners_=function(a){this.addActionListener_(a);this.addTouchStartListener_(a);this.addTouchEndListener_(a)};
-Blockly.FieldDropdown.prototype.addActionListener_=function(a){var b=this;goog.events.listen(a,goog.ui.Component.EventType.ACTION,function(a){if(a=a.target)b.onItemSelected(this,a);Blockly.WidgetDiv.hideIfOwner(b);Blockly.Events.setGroup(!1)})};Blockly.FieldDropdown.prototype.addTouchStartListener_=function(a){a.getHandler().listen(a.getElement(),goog.events.EventType.TOUCHSTART,function(a){this.getOwnerControl(a.target).handleMouseDown(a)})};
-Blockly.FieldDropdown.prototype.addTouchEndListener_=function(a){a.getHandler().listen(a.getElement(),goog.events.EventType.TOUCHEND,function(a){this.getOwnerControl(a.target).performActionInternal(a)})};
+e.sourceBlock_&&(a=e.callValidator(a));null!==a&&e.setValue(a)})};Blockly.FieldColour.prototype.createWidget_=function(){var a=new goog.ui.ColorPicker;a.setSize(this.columns_||Blockly.FieldColour.COLUMNS);a.setColors(this.colours_||Blockly.FieldColour.COLOURS);a.render(Blockly.WidgetDiv.DIV);a.setSelectedColor(this.getValue());return a};Blockly.FieldColour.widgetDispose_=function(){Blockly.FieldColour.changeEventKey_&&goog.events.unlistenByKey(Blockly.FieldColour.changeEventKey_);Blockly.Events.setGroup(!1)};
+Blockly.Field.register("field_colour",Blockly.FieldColour);Blockly.FieldDropdown=function(a,b){goog.isFunction(a)||Blockly.FieldDropdown.validateOptions_(a);this.menuGenerator_=a;this.trimOptions_();var c=this.getOptions()[0];Blockly.FieldDropdown.superClass_.constructor.call(this,c[1],b)};goog.inherits(Blockly.FieldDropdown,Blockly.Field);Blockly.FieldDropdown.fromJson=function(a){return new Blockly.FieldDropdown(a.options)};Blockly.FieldDropdown.CHECKMARK_OVERHANG=25;Blockly.FieldDropdown.MAX_MENU_HEIGHT_VH=.45;
+Blockly.FieldDropdown.ARROW_CHAR=goog.userAgent.ANDROID?"\u25bc":"\u25be";Blockly.FieldDropdown.prototype.CURSOR="default";Blockly.FieldDropdown.prototype.value_="";Blockly.FieldDropdown.prototype.imageElement_=null;Blockly.FieldDropdown.prototype.imageJson_=null;
+Blockly.FieldDropdown.prototype.init=function(){this.fieldGroup_||(this.arrow_=Blockly.utils.createSvgElement("tspan",{},null),this.arrow_.appendChild(document.createTextNode(this.sourceBlock_.RTL?Blockly.FieldDropdown.ARROW_CHAR+" ":" "+Blockly.FieldDropdown.ARROW_CHAR)),Blockly.FieldDropdown.superClass_.init.call(this))};Blockly.FieldDropdown.prototype.showEditor_=function(){Blockly.WidgetDiv.show(this,this.sourceBlock_.RTL,null);var a=this.createMenu_();this.addActionListener_(a);this.positionMenu_(a)};
+Blockly.FieldDropdown.prototype.addActionListener_=function(a){var b=this;goog.events.listen(a,goog.ui.Component.EventType.ACTION,function(a){if(a=a.target)b.onItemSelected(this,a);Blockly.WidgetDiv.hideIfOwner(b);Blockly.Events.setGroup(!1)})};
 Blockly.FieldDropdown.prototype.createMenu_=function(){var a=new goog.ui.Menu;a.setRightToLeft(this.sourceBlock_.RTL);for(var b=this.getOptions(),c=0;c<b.length;c++){var d=b[c][0],e=b[c][1];if("object"==typeof d){var f=new Image(d.width,d.height);f.src=d.src;f.alt=d.alt||"";d=f}d=new goog.ui.MenuItem(d);d.setRightToLeft(this.sourceBlock_.RTL);d.setValue(e);d.setCheckable(!0);a.addChild(d,!0);d.setChecked(e==this.value_)}return a};
-Blockly.FieldDropdown.prototype.positionMenu_=function(a){var b=Blockly.utils.getViewportBBox(),c=this.getAnchorDimensions_();this.createWidget_(a);var d=Blockly.utils.uiMenu.getSize(a);this.sourceBlock_.RTL&&Blockly.utils.uiMenu.adjustBBoxesForRTL(b,c,d);Blockly.WidgetDiv.positionWithAnchor(b,c,d,this.sourceBlock_.RTL);a.getElement().focus()};Blockly.FieldDropdown.prototype.createWidget_=function(a){a.render(Blockly.WidgetDiv.DIV);Blockly.utils.addClass(a.getElement(),"blocklyDropdownMenu");a.setAllowAutoFocus(!0)};
-Blockly.FieldDropdown.prototype.getAnchorDimensions_=function(){var a=this.getScaledBBox_();this.sourceBlock_.RTL?a.right+=Blockly.FieldDropdown.CHECKMARK_OVERHANG:a.left-=Blockly.FieldDropdown.CHECKMARK_OVERHANG;return a};Blockly.FieldDropdown.prototype.onItemSelected=function(a,b){var c=b.getValue();this.sourceBlock_&&(c=this.callValidator(c));null!==c&&this.setValue(c)};
+Blockly.FieldDropdown.prototype.positionMenu_=function(a){var b=Blockly.utils.getViewportBBox(),c=this.getAnchorDimensions_();this.createWidget_(a);var d=Blockly.utils.uiMenu.getSize(a),e=Blockly.FieldDropdown.MAX_MENU_HEIGHT_VH*document.documentElement.clientHeight;d.height>e&&(d.height=e);this.sourceBlock_.RTL&&Blockly.utils.uiMenu.adjustBBoxesForRTL(b,c,d);Blockly.WidgetDiv.positionWithAnchor(b,c,d,this.sourceBlock_.RTL);a.getElement().focus()};
+Blockly.FieldDropdown.prototype.createWidget_=function(a){a.render(Blockly.WidgetDiv.DIV);Blockly.utils.addClass(a.getElement(),"blocklyDropdownMenu");a.setAllowAutoFocus(!0)};Blockly.FieldDropdown.prototype.getAnchorDimensions_=function(){var a=this.getScaledBBox_();this.sourceBlock_.RTL?a.right+=Blockly.FieldDropdown.CHECKMARK_OVERHANG:a.left-=Blockly.FieldDropdown.CHECKMARK_OVERHANG;return a};
+Blockly.FieldDropdown.prototype.onItemSelected=function(a,b){var c=b.getValue();this.sourceBlock_&&(c=this.callValidator(c));null!==c&&this.setValue(c)};
 Blockly.FieldDropdown.prototype.trimOptions_=function(){this.suffixField=this.prefixField=null;var a=this.menuGenerator_;if(goog.isArray(a)){for(var b=!1,c=0;c<a.length;c++){var d=a[c][0];"string"==typeof d?a[c][0]=Blockly.utils.replaceMessageReferences(d):(null!=d.alt&&(a[c][0].alt=Blockly.utils.replaceMessageReferences(d.alt)),b=!0)}if(!(b||2>a.length)){b=[];for(c=0;c<a.length;c++)b.push(a[c][0]);c=Blockly.utils.shortestStringLength(b);d=Blockly.utils.commonWordPrefix(b,c);var e=Blockly.utils.commonWordSuffix(b,
 c);!d&&!e||c<=d+e||(d&&(this.prefixField=b[0].substring(0,d-1)),e&&(this.suffixField=b[0].substr(1-e)),this.menuGenerator_=Blockly.FieldDropdown.applyTrim_(a,d,e))}}};Blockly.FieldDropdown.applyTrim_=function(a,b,c){for(var d=[],e=0;e<a.length;e++){var f=a[e][0],g=a[e][1];f=f.substring(b,f.length-c);d[e]=[f,g]}return d};Blockly.FieldDropdown.prototype.isOptionListDynamic=function(){return goog.isFunction(this.menuGenerator_)};
-Blockly.FieldDropdown.prototype.getOptions=function(){return goog.isFunction(this.menuGenerator_)?this.menuGenerator_.call(this):this.menuGenerator_};Blockly.FieldDropdown.prototype.getValue=function(){return this.value_};
+Blockly.FieldDropdown.prototype.getOptions=function(){if(goog.isFunction(this.menuGenerator_)){var a=this.menuGenerator_.call(this);Blockly.FieldDropdown.validateOptions_(a);return a}return this.menuGenerator_};Blockly.FieldDropdown.prototype.getValue=function(){return this.value_};
 Blockly.FieldDropdown.prototype.setValue=function(a){if(null!==a&&a!==this.value_){this.sourceBlock_&&Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,this.value_,a));this.value_=a;for(var b=this.getOptions(),c=0;c<b.length;c++)if(b[c][1]==a){a=b[c][0];"object"==typeof a?(this.imageJson_=a,this.text_=a.alt):(this.imageJson_=null,this.text_=a);this.forceRerender();return}this.text_=a;this.forceRerender()}};
 Blockly.FieldDropdown.prototype.render_=function(){this.visible_?(this.sourceBlock_&&this.arrow_&&(this.arrow_.style.fill=this.sourceBlock_.getColour()),goog.dom.removeChildren(this.textElement_),goog.dom.removeNode(this.imageElement_),this.imageElement_=null,this.imageJson_?this.renderSelectedImage_():this.renderSelectedText_(),this.borderRect_.setAttribute("height",this.size_.height-9),this.borderRect_.setAttribute("width",this.size_.width+Blockly.BlockSvg.SEP_SPACE_X)):this.size_.width=0};
 Blockly.FieldDropdown.prototype.renderSelectedImage_=function(){this.imageElement_=Blockly.utils.createSvgElement("image",{y:5,height:this.imageJson_.height+"px",width:this.imageJson_.width+"px"},this.fieldGroup_);this.imageElement_.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",this.imageJson_.src);this.textElement_.appendChild(this.arrow_);var a=Blockly.Field.getCachedWidth(this.arrow_);this.size_.height=Number(this.imageJson_.height)+19;this.size_.width=Number(this.imageJson_.width)+
 a;this.sourceBlock_.RTL?(this.imageElement_.setAttribute("x",a),this.textElement_.setAttribute("x",-1)):(this.textElement_.setAttribute("text-anchor","end"),this.textElement_.setAttribute("x",this.size_.width+1))};
 Blockly.FieldDropdown.prototype.renderSelectedText_=function(){var a=document.createTextNode(this.getDisplayText_());this.textElement_.appendChild(a);this.sourceBlock_.RTL?this.textElement_.insertBefore(this.arrow_,this.textElement_.firstChild):this.textElement_.appendChild(this.arrow_);this.textElement_.setAttribute("text-anchor","start");this.textElement_.setAttribute("x",0);this.size_.height=Blockly.BlockSvg.MIN_BLOCK_Y;this.size_.width=Blockly.Field.getCachedWidth(this.textElement_)};
-Blockly.FieldDropdown.prototype.updateWidth=function(){if(this.imageJson_&&(goog.userAgent.IE||goog.userAgent.EDGE)){var a=Blockly.Field.getCachedWidth(this.arrow_);a=Number(this.imageJson_.width)+a+Blockly.BlockSvg.SEP_SPACE_X;this.borderRect_&&this.borderRect_.setAttribute("width",a);this.size_.width=a}else Blockly.Field.prototype.updateWidth.call(this)};Blockly.FieldDropdown.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldDropdown.superClass_.dispose.call(this)};Blockly.FieldImage=function(a,b,c,d,e){this.sourceBlock_=null;this.height_=Number(c);this.width_=Number(b);this.size_=new goog.math.Size(this.width_,this.height_+2*Blockly.BlockSvg.INLINE_PADDING_Y);this.text_=d||"";this.setValue(a);"function"==typeof e&&(this.clickHandler_=e)};goog.inherits(Blockly.FieldImage,Blockly.Field);Blockly.FieldImage.prototype.EDITABLE=!1;
+Blockly.FieldDropdown.prototype.updateWidth=function(){if(this.imageJson_&&(goog.userAgent.IE||goog.userAgent.EDGE)){var a=Blockly.Field.getCachedWidth(this.arrow_);a=Number(this.imageJson_.width)+a+Blockly.BlockSvg.SEP_SPACE_X;this.borderRect_&&this.borderRect_.setAttribute("width",a);this.size_.width=a}else Blockly.Field.prototype.updateWidth.call(this)};Blockly.FieldDropdown.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldDropdown.superClass_.dispose.call(this)};
+Blockly.FieldDropdown.validateOptions_=function(a){if(!goog.isArray(a))throw"FieldDropdown options must be an array.";for(var b=!1,c=0;c<a.length;++c){var d=a[c];goog.isArray(a)?goog.isString(d[1])?goog.isString(d[0])||goog.isString(d[0].src)||(b=!0,console.error("Invalid option["+c+"]: Each FieldDropdown option must have a string label or image description. Found"+d[0]+" in: ",d)):(b=!0,console.error("Invalid option["+c+"]: Each FieldDropdown option id must be a string. Found "+d[1]+" in: ",d)):
+(b=!0,console.error("Invalid option["+c+"]: Each FieldDropdown option must be an array. Found: ",d))}if(b)throw"Found invalid FieldDropdown options.";};Blockly.Field.register("field_dropdown",Blockly.FieldDropdown);Blockly.FieldImage=function(a,b,c,d,e){this.sourceBlock_=null;this.height_=Number(c);this.width_=Number(b);this.size_=new goog.math.Size(this.width_,this.height_+2*Blockly.BlockSvg.INLINE_PADDING_Y);this.text_=d||"";this.setValue(a);"function"==typeof e&&(this.clickHandler_=e)};goog.inherits(Blockly.FieldImage,Blockly.Field);
+Blockly.FieldImage.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.src),c=Number(Blockly.utils.replaceMessageReferences(a.width)),d=Number(Blockly.utils.replaceMessageReferences(a.height));a=Blockly.utils.replaceMessageReferences(a.alt);return new Blockly.FieldImage(b,c,d,a)};Blockly.FieldImage.prototype.EDITABLE=!1;
 Blockly.FieldImage.prototype.init=function(){this.fieldGroup_||(this.fieldGroup_=Blockly.utils.createSvgElement("g",{},null),this.visible_||(this.fieldGroup_.style.display="none"),this.imageElement_=Blockly.utils.createSvgElement("image",{height:this.height_+"px",width:this.width_+"px"},this.fieldGroup_),this.setValue(this.src_),this.sourceBlock_.getSvgRoot().appendChild(this.fieldGroup_),this.setTooltip(this.sourceBlock_),Blockly.Tooltip.bindMouseEvents(this.imageElement_),this.maybeAddClickHandler_())};
 Blockly.FieldImage.prototype.dispose=function(){goog.dom.removeNode(this.fieldGroup_);this.imageElement_=this.fieldGroup_=null};Blockly.FieldImage.prototype.maybeAddClickHandler_=function(){this.clickHandler_&&(this.mouseDownWrapper_=Blockly.bindEventWithChecks_(this.fieldGroup_,"mousedown",this,this.onMouseDown_))};Blockly.FieldImage.prototype.setTooltip=function(a){this.imageElement_.tooltip=a};Blockly.FieldImage.prototype.getValue=function(){return this.src_};
-Blockly.FieldImage.prototype.setValue=function(a){null!==a&&(this.src_=a,this.imageElement_&&this.imageElement_.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",a||""))};Blockly.FieldImage.prototype.setText=function(a){null!==a&&(this.text_=a)};Blockly.FieldImage.prototype.render_=function(){};Blockly.FieldImage.prototype.updateWidth=function(){};Blockly.FieldImage.prototype.showEditor_=function(){this.clickHandler_&&this.clickHandler_(this)};Blockly.FieldNumber=function(a,b,c,d,e){a=a&&!isNaN(a)?String(a):"0";Blockly.FieldNumber.superClass_.constructor.call(this,a,e);this.setConstraints(b,c,d)};goog.inherits(Blockly.FieldNumber,Blockly.FieldTextInput);Blockly.FieldNumber.prototype.setConstraints=function(a,b,c){c=parseFloat(c);this.precision_=isNaN(c)?0:c;a=parseFloat(a);this.min_=isNaN(a)?-Infinity:a;b=parseFloat(b);this.max_=isNaN(b)?Infinity:b;this.setValue(this.callValidator(this.getValue()))};
-Blockly.FieldNumber.prototype.classValidator=function(a){if(null===a)return null;a=String(a);a=a.replace(/O/ig,"0");a=a.replace(/,/g,"");a=parseFloat(a||0);if(isNaN(a))return null;this.precision_&&isFinite(a)&&(a=Math.round(a/this.precision_)*this.precision_);a=goog.math.clamp(a,this.min_,this.max_);return String(a)};Blockly.VariableModel=function(a,b,c,d){this.workspace=a;this.name=b;this.type=c||"";this.id_=d||Blockly.utils.genUid();Blockly.Events.fire(new Blockly.Events.VarCreate(this))};Blockly.VariableModel.prototype.getId=function(){return this.id_};Blockly.VariableModel.compareByName=function(a,b){return goog.string.caseInsensitiveCompare(a.name,b.name)};Blockly.Variables={};Blockly.Variables.NAME_TYPE=Blockly.VARIABLE_CATEGORY_NAME;Blockly.Variables.allUsedVariables=function(a){if(a instanceof Blockly.Block)var b=a.getDescendants();else if(a.getAllBlocks)b=a.getAllBlocks();else throw"Not Block or Workspace: "+a;a=Object.create(null);for(var c=0;c<b.length;c++){var d=b[c].getVars();if(d)for(var e=0;e<d.length;e++){var f=d[e];f&&(a[f.toLowerCase()]=f)}}b=[];for(var g in a)b.push(a[g]);return b};
-Blockly.Variables.allVariables=function(a){return a instanceof Blockly.Block?(console.warn("Deprecated call to Blockly.Variables.allVariables with a block instead of a workspace.  You may want Blockly.Variables.allUsedVariables"),{}):a.getAllVariables()};
-Blockly.Variables.flyoutCategory=function(a){var b=[],c=goog.dom.createDom("button");c.setAttribute("text",Blockly.Msg.NEW_VARIABLE);c.setAttribute("callbackKey","CREATE_VARIABLE");a.registerButtonCallback("CREATE_VARIABLE",function(a){Blockly.Variables.createVariable(a.getTargetWorkspace())});b.push(c);a=Blockly.Variables.flyoutCategoryBlocks(a);return b=b.concat(a)};
-Blockly.Variables.flyoutCategoryBlocks=function(a){a=a.getVariablesOfType("");a.sort(Blockly.VariableModel.compareByName);var b=[];if(0<a.length){var c=a[0];if(Blockly.Blocks.variables_set){var d=Blockly.Blocks.math_change?8:24;d='<xml><block type="variables_set" gap="'+d+'">'+Blockly.Variables.generateVariableFieldXml_(c)+"</block></xml>";d=Blockly.Xml.textToDom(d).firstChild;b.push(d)}Blockly.Blocks.math_change&&(d=Blockly.Blocks.variables_get?20:8,d='<xml><block type="math_change" gap="'+d+'">'+
-Blockly.Variables.generateVariableFieldXml_(c)+'<value name="DELTA"><shadow type="math_number"><field name="NUM">1</field></shadow></value></block></xml>',d=Blockly.Xml.textToDom(d).firstChild,b.push(d));for(c=0;d=a[c];c++)Blockly.Blocks.variables_get&&(d='<xml><block type="variables_get" gap="8">'+Blockly.Variables.generateVariableFieldXml_(d)+"</block></xml>",d=Blockly.Xml.textToDom(d).firstChild,b.push(d))}return b};
-Blockly.Variables.generateUniqueName=function(a){a=a.getAllVariables();var b="";if(a.length)for(var c=1,d=0,e="ijkmnopqrstuvwxyzabcdefgh".charAt(d);!b;){for(var f=!1,g=0;g<a.length;g++)if(a[g].name.toLowerCase()==e){f=!0;break}f?(d++,25==d&&(d=0,c++),e="ijkmnopqrstuvwxyzabcdefgh".charAt(d),1<c&&(e+=c)):b=e}else b="i";return b};
-Blockly.Variables.createVariable=function(a,b,c){var d=function(e){Blockly.Variables.promptName(Blockly.Msg.NEW_VARIABLE_TITLE,e,function(e){e?a.getVariable(e)?Blockly.alert(Blockly.Msg.VARIABLE_ALREADY_EXISTS.replace("%1",e.toLowerCase()),function(){d(e)}):(a.createVariable(e,c),b&&b(e)):b&&b(null)})};d("")};
-Blockly.Variables.renameVariable=function(a,b,c){var d=function(e){Blockly.Variables.promptName(Blockly.Msg.RENAME_VARIABLE_TITLE.replace("%1",b.name),e,function(e){if(e){var f=a.getVariable(e);f&&f.type!=b.type?Blockly.alert(Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE.replace("%1",e.toLowerCase()).replace("%2",f.type),function(){d(e)}):(a.renameVariable(b.name,e),c&&c(e))}else c&&c(null)})};d("")};
-Blockly.Variables.promptName=function(a,b,c){Blockly.prompt(a,b,function(a){a&&(a=a.replace(/[\s\xa0]+/g," ").replace(/^ | $/g,""),a==Blockly.Msg.RENAME_VARIABLE||a==Blockly.Msg.NEW_VARIABLE)&&(a=null);c(a)})};Blockly.Variables.generateVariableFieldXml_=function(a){var b=goog.dom.createDom("field");b.setAttribute("name","VAR");b.setAttribute("variabletype",a.type);b.setAttribute("id",a.getId());b.textContent=a.name;return Blockly.Xml.domToText(b)};Blockly.FieldVariable=function(a,b,c){Blockly.FieldVariable.superClass_.constructor.call(this,Blockly.FieldVariable.dropdownCreate,b);this.setValue(a||"");this.variableTypes=c};goog.inherits(Blockly.FieldVariable,Blockly.FieldDropdown);Blockly.FieldVariable.prototype.init=function(){this.fieldGroup_||(Blockly.FieldVariable.superClass_.init.call(this),this.initModel())};
-Blockly.FieldVariable.prototype.initModel=function(){this.getValue()||this.setValue(Blockly.Variables.generateUniqueName(this.sourceBlock_.isInFlyout?this.sourceBlock_.workspace.targetWorkspace:this.sourceBlock_.workspace));this.sourceBlock_.isInFlyout||this.sourceBlock_.workspace.createVariable(this.getValue())};
-Blockly.FieldVariable.prototype.setSourceBlock=function(a){goog.asserts.assert(!a.isShadow(),"Variable fields are not allowed to exist on shadow blocks.");Blockly.FieldVariable.superClass_.setSourceBlock.call(this,a)};Blockly.FieldVariable.prototype.getValue=function(){return this.getText()};
-Blockly.FieldVariable.prototype.setValue=function(a){var b=a,c=a;if(this.sourceBlock_){var d=this.sourceBlock_.workspace.getVariableById(a);if(d)c=d.name;else if(d=this.sourceBlock_.workspace.getVariable(a))b=d.getId();Blockly.Events.isEnabled()&&Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,this.value_,b))}this.value_=b;this.setText(c)};
-Blockly.FieldVariable.prototype.getVariableTypes_=function(){var a=this.variableTypes;if(null===a&&this.sourceBlock_)return this.sourceBlock_.workspace.getVariableTypes();a=a||[""];if(0==a.length)throw a=this.getText(),Error("'variableTypes' of field variable "+a+" was an empty list");return a};
-Blockly.FieldVariable.dropdownCreate=function(){var a=[],b=this.getText(),c=b?!0:!1,d=null;this.sourceBlock_&&(d=this.sourceBlock_.workspace);if(d){var e=this.getVariableTypes_();a=[];for(var f=0;f<e.length;f++){var g=d.getVariablesOfType(e[f]);a=a.concat(g)}for(f=0;f<a.length;f++)if(c&&goog.string.caseInsensitiveEquals(a[f].name,b)){c=!1;break}}c&&d&&(f=d.createVariable(b),a.push(f));a.sort(Blockly.VariableModel.compareByName);c=[];for(f=0;f<a.length;f++)c[f]=[a[f].name,a[f].getId()];c.push([Blockly.Msg.RENAME_VARIABLE,
-Blockly.RENAME_VARIABLE_ID]);Blockly.Msg.DELETE_VARIABLE&&c.push([Blockly.Msg.DELETE_VARIABLE.replace("%1",b),Blockly.DELETE_VARIABLE_ID]);return c};
-Blockly.FieldVariable.prototype.onItemSelected=function(a,b){var c=b.getValue();if(this.sourceBlock_&&this.sourceBlock_.workspace){var d=this.sourceBlock_.workspace,e=d.getVariableById(c);if(e)var f=e.name;else{if(c==Blockly.RENAME_VARIABLE_ID){c=this.getText();e=d.getVariable(c);Blockly.Variables.renameVariable(d,e);return}if(c==Blockly.DELETE_VARIABLE_ID){d.deleteVariable(this.getText());return}}f=this.callValidator(f)}null!==f&&this.setValue(f)};Blockly.Generator=function(a){this.name_=a;this.FUNCTION_NAME_PLACEHOLDER_REGEXP_=new RegExp(this.FUNCTION_NAME_PLACEHOLDER_,"g")};Blockly.Generator.NAME_TYPE="generated_function";Blockly.Generator.prototype.INFINITE_LOOP_TRAP=null;Blockly.Generator.prototype.STATEMENT_PREFIX=null;Blockly.Generator.prototype.INDENT="  ";Blockly.Generator.prototype.COMMENT_WRAP=60;Blockly.Generator.prototype.ORDER_OVERRIDES=[];
-Blockly.Generator.prototype.workspaceToCode=function(a){a||(console.warn("No workspace specified in workspaceToCode call.  Guessing."),a=Blockly.getMainWorkspace());var b=[];this.init(a);a=a.getTopBlocks(!0);for(var c=0,d;d=a[c];c++){var e=this.blockToCode(d);goog.isArray(e)&&(e=e[0]);e&&(d.outputConnection&&this.scrubNakedValue&&(e=this.scrubNakedValue(e)),b.push(e))}b=b.join("\n");b=this.finish(b);b=b.replace(/^\s+\n/,"");b=b.replace(/\n\s+$/,"\n");return b=b.replace(/[ \t]+\n/g,"\n")};
-Blockly.Generator.prototype.prefixLines=function(a,b){return b+a.replace(/(?!\n$)\n/g,"\n"+b)};Blockly.Generator.prototype.allNestedComments=function(a){var b=[];a=a.getDescendants();for(var c=0;c<a.length;c++){var d=a[c].getCommentText();d&&b.push(d)}b.length&&b.push("");return b.join("\n")};
+Blockly.FieldImage.prototype.setValue=function(a){null!==a&&(this.src_=a,this.imageElement_&&this.imageElement_.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",a||""))};Blockly.FieldImage.prototype.setText=function(a){null!==a&&(this.text_=a)};Blockly.FieldImage.prototype.render_=function(){};Blockly.FieldImage.prototype.forceRerender=function(){};Blockly.FieldImage.prototype.updateWidth=function(){};Blockly.FieldImage.prototype.showEditor_=function(){this.clickHandler_&&this.clickHandler_(this)};
+Blockly.Field.register("field_image",Blockly.FieldImage);Blockly.FieldNumber=function(a,b,c,d,e){a=a&&!isNaN(a)?String(a):"0";Blockly.FieldNumber.superClass_.constructor.call(this,a,e);this.setConstraints(b,c,d)};goog.inherits(Blockly.FieldNumber,Blockly.FieldTextInput);Blockly.FieldNumber.fromJson=function(a){return new Blockly.FieldNumber(a.value,a.min,a.max,a.precision)};
+Blockly.FieldNumber.prototype.setConstraints=function(a,b,c){c=parseFloat(c);this.precision_=isNaN(c)?0:c;a=parseFloat(a);this.min_=isNaN(a)?-Infinity:a;b=parseFloat(b);this.max_=isNaN(b)?Infinity:b;this.setValue(this.callValidator(this.getValue()))};
+Blockly.FieldNumber.prototype.classValidator=function(a){if(null===a)return null;a=String(a);a=a.replace(/O/ig,"0");a=a.replace(/,/g,"");a=parseFloat(a||0);if(isNaN(a))return null;this.precision_&&isFinite(a)&&(a=Math.round(a/this.precision_)*this.precision_);a=goog.math.clamp(a,this.min_,this.max_);return String(a)};Blockly.Field.register("field_number",Blockly.FieldNumber);Blockly.FieldVariable=function(a,b,c,d){this.menuGenerator_=Blockly.FieldVariable.dropdownCreate;this.size_=new goog.math.Size(0,Blockly.BlockSvg.MIN_BLOCK_Y);this.setValidator(b);this.defaultVariableName=a||"";this.setTypes_(c,d);this.value_=null};goog.inherits(Blockly.FieldVariable,Blockly.FieldDropdown);Blockly.FieldVariable.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.variable);return new Blockly.FieldVariable(b,null,a.variableTypes,a.defaultType)};
+Blockly.FieldVariable.prototype.init=function(){this.fieldGroup_||(Blockly.FieldVariable.superClass_.init.call(this),this.initModel())};Blockly.FieldVariable.prototype.initModel=function(){if(!this.variable_){this.workspace_=this.sourceBlock_.workspace;var a=Blockly.Variables.getOrCreateVariablePackage(this.workspace_,null,this.defaultVariableName,this.defaultType_);Blockly.Events.disable();try{this.setValue(a.getId())}finally{Blockly.Events.enable()}}};
+Blockly.FieldVariable.prototype.dispose=function(){Blockly.FieldVariable.superClass_.dispose.call(this);this.variableMap_=this.workspace_=null};Blockly.FieldVariable.prototype.setSourceBlock=function(a){goog.asserts.assert(!a.isShadow(),"Variable fields are not allowed to exist on shadow blocks.");Blockly.FieldVariable.superClass_.setSourceBlock.call(this,a)};Blockly.FieldVariable.prototype.getValue=function(){return this.variable_?this.variable_.getId():null};
+Blockly.FieldVariable.prototype.getText=function(){return this.variable_?this.variable_.name:""};Blockly.FieldVariable.prototype.getVariable=function(){return this.variable_};
+Blockly.FieldVariable.prototype.setValue=function(a){var b=Blockly.Variables.getVariable(this.sourceBlock_.workspace,a);if(!b)throw Error("Variable id doesn't point to a real variable!  ID was "+a);var c=b.type;if(!this.typeIsAllowed_(c))throw Error("Variable type doesn't match this field!  Type was "+c);this.sourceBlock_&&Blockly.Events.isEnabled()&&(c=this.variable_?this.variable_.getId():null,Blockly.Events.fire(new Blockly.Events.BlockChange(this.sourceBlock_,"field",this.name,c,a)));this.variable_=
+b;this.value_=a;this.setText(b.name)};Blockly.FieldVariable.prototype.typeIsAllowed_=function(a){var b=this.getVariableTypes_();if(!b)return!0;for(var c=0;c<b.length;c++)if(a==b[c])return!0;return!1};Blockly.FieldVariable.prototype.getVariableTypes_=function(){var a=this.variableTypes;if(null===a&&this.sourceBlock_)return this.sourceBlock_.workspace.getVariableTypes();a=a||[""];if(0==a.length)throw a=this.getText(),Error("'variableTypes' of field variable "+a+" was an empty list");return a};
+Blockly.FieldVariable.prototype.setTypes_=function(a,b){var c=b||"";if(null==a||void 0==a)var d=null;else if(Array.isArray(a)){d=a;for(var e=!1,f=0;f<d.length;f++)d[f]==c&&(e=!0);if(!e)throw Error("Invalid default type '"+c+"' in the definition of a FieldVariable");}else throw Error("'variableTypes' was not an array in the definition of a FieldVariable");this.defaultType_=c;this.variableTypes=d};
+Blockly.FieldVariable.dropdownCreate=function(){if(!this.variable_)throw Error("Tried to call dropdownCreate on a variable field with no variable selected.");var a=this.getText(),b=null;this.sourceBlock_&&(b=this.sourceBlock_.workspace);var c=[];if(b)for(var d=this.getVariableTypes_(),e=0;e<d.length;e++){var f=b.getVariablesOfType(d[e]);c=c.concat(f)}c.sort(Blockly.VariableModel.compareByName);b=[];for(e=0;e<c.length;e++)b[e]=[c[e].name,c[e].getId()];b.push([Blockly.Msg.RENAME_VARIABLE,Blockly.RENAME_VARIABLE_ID]);
+Blockly.Msg.DELETE_VARIABLE&&b.push([Blockly.Msg.DELETE_VARIABLE.replace("%1",a),Blockly.DELETE_VARIABLE_ID]);return b};Blockly.FieldVariable.prototype.onItemSelected=function(a,b){var c=b.getValue();if(this.sourceBlock_&&this.sourceBlock_.workspace){var d=this.sourceBlock_.workspace;if(c==Blockly.RENAME_VARIABLE_ID){Blockly.Variables.renameVariable(d,this.variable_);return}if(c==Blockly.DELETE_VARIABLE_ID){d.deleteVariableById(this.variable_.getId());return}}this.setValue(c)};
+Blockly.FieldVariable.prototype.referencesVariables=function(){return!0};Blockly.Field.register("field_variable",Blockly.FieldVariable);Blockly.Generator=function(a){this.name_=a;this.FUNCTION_NAME_PLACEHOLDER_REGEXP_=new RegExp(this.FUNCTION_NAME_PLACEHOLDER_,"g")};Blockly.Generator.NAME_TYPE="generated_function";Blockly.Generator.prototype.INFINITE_LOOP_TRAP=null;Blockly.Generator.prototype.STATEMENT_PREFIX=null;Blockly.Generator.prototype.INDENT="  ";Blockly.Generator.prototype.COMMENT_WRAP=60;Blockly.Generator.prototype.ORDER_OVERRIDES=[];
+Blockly.Generator.prototype.workspaceToCode=function(a){a||(console.warn("No workspace specified in workspaceToCode call.  Guessing."),a=Blockly.getMainWorkspace());var b=[];this.init(a);a=a.getTopBlocks(!0);for(var c=0,d;d=a[c];c++){var e=this.blockToCode(d);goog.isArray(e)&&(e=e[0]);e&&(d.outputConnection&&(e=this.scrubNakedValue(e)),b.push(e))}b=b.join("\n");b=this.finish(b);b=b.replace(/^\s+\n/,"");b=b.replace(/\n\s+$/,"\n");return b=b.replace(/[ \t]+\n/g,"\n")};
+Blockly.Generator.prototype.prefixLines=function(a,b){return b+a.replace(/(?!\n$)\n/g,"\n"+b)};Blockly.Generator.prototype.allNestedComments=function(a){var b=[];a=a.getDescendants(!0);for(var c=0;c<a.length;c++){var d=a[c].getCommentText();d&&b.push(d)}b.length&&b.push("");return b.join("\n")};
 Blockly.Generator.prototype.blockToCode=function(a){if(!a)return"";if(a.disabled)return this.blockToCode(a.getNextBlock());var b=this[a.type];goog.asserts.assertFunction(b,'Language "%s" does not know how to generate code for block type "%s".',this.name_,a.type);b=b.call(a,a);if(goog.isArray(b))return goog.asserts.assert(a.outputConnection,'Expecting string from statement block "%s".',a.type),[this.scrub_(a,b[0]),b[1]];if(goog.isString(b)){var c=a.id.replace(/\$/g,"$$$$");this.STATEMENT_PREFIX&&(b=
 this.STATEMENT_PREFIX.replace(/%1/g,"'"+c+"'")+b);return this.scrub_(a,b)}if(null===b)return"";goog.asserts.fail("Invalid code generated: %s",b)};
 Blockly.Generator.prototype.valueToCode=function(a,b,c){isNaN(c)&&goog.asserts.fail('Expecting valid order from block "%s".',a.type);var d=a.getInputTargetBlock(b);if(!d)return"";b=this.blockToCode(d);if(""===b)return"";goog.asserts.assertArray(b,'Expecting tuple from value block "%s".',d.type);a=b[0];b=b[1];isNaN(b)&&goog.asserts.fail('Expecting valid order from value block "%s".',d.type);if(!a)return"";d=!1;var e=Math.floor(c),f=Math.floor(b);if(e<=f&&(e!=f||0!=e&&99!=e))for(d=!0,e=0;e<this.ORDER_OVERRIDES.length;e++)if(this.ORDER_OVERRIDES[e][0]==
 c&&this.ORDER_OVERRIDES[e][1]==b){d=!1;break}d&&(a="("+a+")");return a};Blockly.Generator.prototype.statementToCode=function(a,b){var c=a.getInputTargetBlock(b),d=this.blockToCode(c);goog.asserts.assertString(d,'Expecting code from statement block "%s".',c&&c.type);d&&(d=this.prefixLines(d,this.INDENT));return d};
 Blockly.Generator.prototype.addLoopTrap=function(a,b){b=b.replace(/\$/g,"$$$$");this.INFINITE_LOOP_TRAP&&(a=this.INFINITE_LOOP_TRAP.replace(/%1/g,"'"+b+"'")+a);this.STATEMENT_PREFIX&&(a+=this.prefixLines(this.STATEMENT_PREFIX.replace(/%1/g,"'"+b+"'"),this.INDENT));return a};Blockly.Generator.prototype.RESERVED_WORDS_="";Blockly.Generator.prototype.addReservedWords=function(a){this.RESERVED_WORDS_+=a+","};Blockly.Generator.prototype.FUNCTION_NAME_PLACEHOLDER_="{leCUI8hutHZI4480Dc}";
-Blockly.Generator.prototype.provideFunction_=function(a,b){if(!this.definitions_[a]){var c=this.variableDB_.getDistinctName(a,Blockly.Procedures.NAME_TYPE);this.functionNames_[a]=c;c=b.join("\n").replace(this.FUNCTION_NAME_PLACEHOLDER_REGEXP_,c);for(var d;d!=c;)d=c,c=c.replace(/^(( {2})*) {2}/gm,"$1\x00");c=c.replace(/\0/g,this.INDENT);this.definitions_[a]=c}return this.functionNames_[a]};Blockly.Generator.prototype.init=void 0;Blockly.Generator.prototype.scrub_=void 0;
-Blockly.Generator.prototype.finish=void 0;Blockly.Generator.prototype.scrubNakedValue=void 0;Blockly.Names=function(a,b){this.variablePrefix_=b||"";this.reservedDict_=Object.create(null);if(a)for(var c=a.split(","),d=0;d<c.length;d++)this.reservedDict_[c[d]]=!0;this.reset()};Blockly.Names.prototype.reset=function(){this.db_=Object.create(null);this.dbReverse_=Object.create(null)};
-Blockly.Names.prototype.getName=function(a,b){var c=a.toLowerCase()+"_"+b,d=b==Blockly.Variables.NAME_TYPE?this.variablePrefix_:"";if(c in this.db_)return d+this.db_[c];var e=this.getDistinctName(a,b);this.db_[c]=e.substr(d.length);return e};Blockly.Names.prototype.getDistinctName=function(a,b){for(var c=this.safeName_(a),d="";this.dbReverse_[c+d]||c+d in this.reservedDict_;)d=d?d+1:2;c+=d;this.dbReverse_[c]=!0;return(b==Blockly.Variables.NAME_TYPE?this.variablePrefix_:"")+c};
-Blockly.Names.prototype.safeName_=function(a){a?(a=encodeURI(a.replace(/ /g,"_")).replace(/[^\w]/g,"_"),-1!="0123456789".indexOf(a[0])&&(a="my_"+a)):a="unnamed";return a};Blockly.Names.equals=function(a,b){return a.toLowerCase()==b.toLowerCase()};Blockly.Procedures={};Blockly.Procedures.NAME_TYPE=Blockly.PROCEDURE_CATEGORY_NAME;Blockly.Procedures.allProcedures=function(a){a=a.getAllBlocks();for(var b=[],c=[],d=0;d<a.length;d++)if(a[d].getProcedureDef){var e=a[d].getProcedureDef();e&&(e[2]?b.push(e):c.push(e))}c.sort(Blockly.Procedures.procTupleComparator_);b.sort(Blockly.Procedures.procTupleComparator_);return[c,b]};Blockly.Procedures.procTupleComparator_=function(a,b){return a[0].toLowerCase().localeCompare(b[0].toLowerCase())};
+Blockly.Generator.prototype.provideFunction_=function(a,b){if(!this.definitions_[a]){var c=this.variableDB_.getDistinctName(a,Blockly.Procedures.NAME_TYPE);this.functionNames_[a]=c;c=b.join("\n").replace(this.FUNCTION_NAME_PLACEHOLDER_REGEXP_,c);for(var d;d!=c;)d=c,c=c.replace(/^(( {2})*) {2}/gm,"$1\x00");c=c.replace(/\0/g,this.INDENT);this.definitions_[a]=c}return this.functionNames_[a]};Blockly.Generator.prototype.init=function(a){};Blockly.Generator.prototype.scrub_=function(a,b){return b};
+Blockly.Generator.prototype.finish=function(a){return a};Blockly.Generator.prototype.scrubNakedValue=function(a){return a};Blockly.Names=function(a,b){this.variablePrefix_=b||"";this.reservedDict_=Object.create(null);if(a)for(var c=a.split(","),d=0;d<c.length;d++)this.reservedDict_[c[d]]=!0;this.reset()};Blockly.Names.DEVELOPER_VARIABLE_TYPE="DEVELOPER_VARIABLE";Blockly.Names.prototype.reset=function(){this.db_=Object.create(null);this.dbReverse_=Object.create(null);this.variableMap_=null};Blockly.Names.prototype.setVariableMap=function(a){this.variableMap_=a};
+Blockly.Names.prototype.getNameForUserVariable_=function(a){return this.variableMap_?(a=this.variableMap_.getVariableById(a))?a.name:null:(console.log("Deprecated call to Blockly.Names.prototype.getName without defining a variable map. To fix, add the folowing code in your generator's init() function:\nBlockly.YourGeneratorName.variableDB_.setVariableMap(workspace.getVariableMap());"),null)};
+Blockly.Names.prototype.getName=function(a,b){if(b==Blockly.Variables.NAME_TYPE){var c=this.getNameForUserVariable_(a);c&&(a=c)}c=a.toLowerCase()+"_"+b;var d=b==Blockly.Variables.NAME_TYPE||b==Blockly.Names.DEVELOPER_VARIABLE_TYPE?this.variablePrefix_:"";if(c in this.db_)return d+this.db_[c];var e=this.getDistinctName(a,b);this.db_[c]=e.substr(d.length);return e};
+Blockly.Names.prototype.getDistinctName=function(a,b){for(var c=this.safeName_(a),d="";this.dbReverse_[c+d]||c+d in this.reservedDict_;)d=d?d+1:2;c+=d;this.dbReverse_[c]=!0;return(b==Blockly.Variables.NAME_TYPE||b==Blockly.Names.DEVELOPER_VARIABLE_TYPE?this.variablePrefix_:"")+c};Blockly.Names.prototype.safeName_=function(a){a?(a=encodeURI(a.replace(/ /g,"_")).replace(/[^\w]/g,"_"),-1!="0123456789".indexOf(a[0])&&(a="my_"+a)):a="unnamed";return a};
+Blockly.Names.equals=function(a,b){return a.toLowerCase()==b.toLowerCase()};Blockly.Procedures={};Blockly.Procedures.NAME_TYPE=Blockly.PROCEDURE_CATEGORY_NAME;Blockly.Procedures.allProcedures=function(a){a=a.getAllBlocks();for(var b=[],c=[],d=0;d<a.length;d++)if(a[d].getProcedureDef){var e=a[d].getProcedureDef();e&&(e[2]?b.push(e):c.push(e))}c.sort(Blockly.Procedures.procTupleComparator_);b.sort(Blockly.Procedures.procTupleComparator_);return[c,b]};Blockly.Procedures.procTupleComparator_=function(a,b){return a[0].toLowerCase().localeCompare(b[0].toLowerCase())};
 Blockly.Procedures.findLegalName=function(a,b){if(b.isInFlyout)return a;for(;!Blockly.Procedures.isLegalName_(a,b.workspace,b);){var c=a.match(/^(.*?)(\d+)$/);a=c?c[1]+(parseInt(c[2],10)+1):a+"2"}return a};Blockly.Procedures.isLegalName_=function(a,b,c){return!Blockly.Procedures.isNameUsed(a,b,c)};Blockly.Procedures.isNameUsed=function(a,b,c){b=b.getAllBlocks();for(var d=0;d<b.length;d++)if(b[d]!=c&&b[d].getProcedureDef){var e=b[d].getProcedureDef();if(Blockly.Names.equals(e[0],a))return!0}return!1};
 Blockly.Procedures.rename=function(a){a=a.replace(/^[\s\xa0]+|[\s\xa0]+$/g,"");var b=Blockly.Procedures.findLegalName(a,this.sourceBlock_),c=this.text_;if(c!=a&&c!=b){a=this.sourceBlock_.workspace.getAllBlocks();for(var d=0;d<a.length;d++)a[d].renameProcedure&&a[d].renameProcedure(c,b)}return b};
-Blockly.Procedures.flyoutCategory=function(a){function b(a,b){for(var d=0;d<a.length;d++){var e=a[d][0],f=a[d][1],g=goog.dom.createDom("block");g.setAttribute("type",b);g.setAttribute("gap",16);var l=goog.dom.createDom("mutation");l.setAttribute("name",e);g.appendChild(l);for(e=0;e<f.length;e++){var m=goog.dom.createDom("arg");m.setAttribute("name",f[e]);l.appendChild(m)}c.push(g)}}var c=[];if(Blockly.Blocks.procedures_defnoreturn){var d=goog.dom.createDom("block");d.setAttribute("type","procedures_defnoreturn");
+Blockly.Procedures.flyoutCategory=function(a){function b(a,b){for(var d=0;d<a.length;d++){var e=a[d][0],f=a[d][1],g=goog.dom.createDom("block");g.setAttribute("type",b);g.setAttribute("gap",16);var m=goog.dom.createDom("mutation");m.setAttribute("name",e);g.appendChild(m);for(e=0;e<f.length;e++){var p=goog.dom.createDom("arg");p.setAttribute("name",f[e]);m.appendChild(p)}c.push(g)}}var c=[];if(Blockly.Blocks.procedures_defnoreturn){var d=goog.dom.createDom("block");d.setAttribute("type","procedures_defnoreturn");
 d.setAttribute("gap",16);var e=goog.dom.createDom("field",null,Blockly.Msg.PROCEDURES_DEFNORETURN_PROCEDURE);e.setAttribute("name","NAME");d.appendChild(e);c.push(d)}Blockly.Blocks.procedures_defreturn&&(d=goog.dom.createDom("block"),d.setAttribute("type","procedures_defreturn"),d.setAttribute("gap",16),e=goog.dom.createDom("field",null,Blockly.Msg.PROCEDURES_DEFRETURN_PROCEDURE),e.setAttribute("name","NAME"),d.appendChild(e),c.push(d));Blockly.Blocks.procedures_ifreturn&&(d=goog.dom.createDom("block"),
 d.setAttribute("type","procedures_ifreturn"),d.setAttribute("gap",16),c.push(d));c.length&&c[c.length-1].setAttribute("gap",24);a=Blockly.Procedures.allProcedures(a);b(a[0],"procedures_callnoreturn");b(a[1],"procedures_callreturn");return c};Blockly.Procedures.getCallers=function(a,b){for(var c=[],d=b.getAllBlocks(),e=0;e<d.length;e++)if(d[e].getProcedureCall){var f=d[e].getProcedureCall();f&&Blockly.Names.equals(f,a)&&c.push(d[e])}return c};
 Blockly.Procedures.mutateCallers=function(a){var b=Blockly.Events.recordUndo,c=a.getProcedureDef()[0],d=a.mutationToDom(!0);a=Blockly.Procedures.getCallers(c,a.workspace);c=0;for(var e;e=a[c];c++){var f=e.mutationToDom();f=f&&Blockly.Xml.domToText(f);e.domToMutation(d);var g=e.mutationToDom();g=g&&Blockly.Xml.domToText(g);f!=g&&(Blockly.Events.recordUndo=!1,Blockly.Events.fire(new Blockly.Events.BlockChange(e,"mutation",null,f,g)),Blockly.Events.recordUndo=b)}};
 Blockly.Procedures.getDefinition=function(a,b){for(var c=b.getTopBlocks(!1),d=0;d<c.length;d++)if(c[d].getProcedureDef){var e=c[d].getProcedureDef();if(e&&Blockly.Names.equals(e[0],a))return c[d]}return null};Blockly.FlyoutButton=function(a,b,c,d){this.workspace_=a;this.targetWorkspace_=b;this.text_=c.getAttribute("text");this.position_=new goog.math.Coordinate(0,0);this.isLabel_=d;this.callback_=null;a=c.getAttribute("callbackKey");this.isLabel_&&a?console.warn("Labels should not have callbacks. Label text: "+this.text_):this.isLabel_||a&&b.getButtonCallback(a)?this.callback_=b.getButtonCallback(a):console.warn("Buttons should have callbacks. Button text: "+this.text_);this.cssClass_=c.getAttribute("web-class")||
 null};Blockly.FlyoutButton.MARGIN=5;Blockly.FlyoutButton.prototype.width=0;Blockly.FlyoutButton.prototype.height=0;Blockly.FlyoutButton.prototype.onMouseUpWrapper_=null;
 Blockly.FlyoutButton.prototype.createDom=function(){var a=this.isLabel_?"blocklyFlyoutLabel":"blocklyFlyoutButton";this.cssClass_&&(a+=" "+this.cssClass_);this.svgGroup_=Blockly.utils.createSvgElement("g",{"class":a},this.workspace_.getCanvas());if(!this.isLabel_)var b=Blockly.utils.createSvgElement("rect",{"class":"blocklyFlyoutButtonShadow",rx:4,ry:4,x:1,y:1},this.svgGroup_);a=Blockly.utils.createSvgElement("rect",{"class":this.isLabel_?"blocklyFlyoutLabelBackground":"blocklyFlyoutButtonBackground",
-rx:4,ry:4},this.svgGroup_);var c=Blockly.utils.createSvgElement("text",{"class":this.isLabel_?"blocklyFlyoutLabelText":"blocklyText",x:0,y:0,"text-anchor":"middle"},this.svgGroup_);c.textContent=this.text_;this.width=Blockly.Field.getCachedWidth(c);this.height=20;this.isLabel_||(this.width+=2*Blockly.FlyoutButton.MARGIN,b.setAttribute("width",this.width),b.setAttribute("height",this.height));a.setAttribute("width",this.width);a.setAttribute("height",this.height);c.setAttribute("x",this.width/2);c.setAttribute("y",
-this.height-Blockly.FlyoutButton.MARGIN);this.updateTransform_();this.mouseUpWrapper_=Blockly.bindEventWithChecks_(this.svgGroup_,"mouseup",this,this.onMouseUp_);return this.svgGroup_};Blockly.FlyoutButton.prototype.show=function(){this.updateTransform_();this.svgGroup_.setAttribute("display","block")};Blockly.FlyoutButton.prototype.updateTransform_=function(){this.svgGroup_.setAttribute("transform","translate("+this.position_.x+","+this.position_.y+")")};
-Blockly.FlyoutButton.prototype.moveTo=function(a,b){this.position_.x=a;this.position_.y=b;this.updateTransform_()};Blockly.FlyoutButton.prototype.getPosition=function(){return this.position_};Blockly.FlyoutButton.prototype.getTargetWorkspace=function(){return this.targetWorkspace_};
+rx:4,ry:4},this.svgGroup_);var c=Blockly.utils.createSvgElement("text",{"class":this.isLabel_?"blocklyFlyoutLabelText":"blocklyText",x:0,y:0,"text-anchor":"middle"},this.svgGroup_);c.textContent=Blockly.utils.replaceMessageReferences(this.text_);this.width=Blockly.Field.getCachedWidth(c);this.height=20;this.isLabel_||(this.width+=2*Blockly.FlyoutButton.MARGIN,b.setAttribute("width",this.width),b.setAttribute("height",this.height));a.setAttribute("width",this.width);a.setAttribute("height",this.height);
+c.setAttribute("x",this.width/2);c.setAttribute("y",this.height-Blockly.FlyoutButton.MARGIN);this.updateTransform_();this.onMouseUpWrapper_=Blockly.bindEventWithChecks_(this.svgGroup_,"mouseup",this,this.onMouseUp_);return this.svgGroup_};Blockly.FlyoutButton.prototype.show=function(){this.updateTransform_();this.svgGroup_.setAttribute("display","block")};
+Blockly.FlyoutButton.prototype.updateTransform_=function(){this.svgGroup_.setAttribute("transform","translate("+this.position_.x+","+this.position_.y+")")};Blockly.FlyoutButton.prototype.moveTo=function(a,b){this.position_.x=a;this.position_.y=b;this.updateTransform_()};Blockly.FlyoutButton.prototype.getPosition=function(){return this.position_};Blockly.FlyoutButton.prototype.getTargetWorkspace=function(){return this.targetWorkspace_};
 Blockly.FlyoutButton.prototype.dispose=function(){this.onMouseUpWrapper_&&Blockly.unbindEvent_(this.onMouseUpWrapper_);this.svgGroup_&&(goog.dom.removeNode(this.svgGroup_),this.svgGroup_=null);this.targetWorkspace_=this.workspace_=null};Blockly.FlyoutButton.prototype.onMouseUp_=function(a){(a=this.targetWorkspace_.getGesture(a))&&a.cancel();this.callback_&&this.callback_(this)};Blockly.Flyout=function(a){a.getMetrics=this.getMetrics_.bind(this);a.setMetrics=this.setMetrics_.bind(this);this.workspace_=new Blockly.WorkspaceSvg(a);this.workspace_.isFlyout=!0;this.RTL=!!a.RTL;this.toolboxPosition_=a.toolboxPosition;this.eventWrappers_=[];this.mats_=[];this.buttons_=[];this.listeners_=[];this.permanentlyDisabled_=[]};Blockly.Flyout.prototype.autoClose=!0;Blockly.Flyout.prototype.isVisible_=!1;Blockly.Flyout.prototype.containerVisible_=!0;
 Blockly.Flyout.prototype.CORNER_RADIUS=8;Blockly.Flyout.prototype.MARGIN=Blockly.Flyout.prototype.CORNER_RADIUS;Blockly.Flyout.prototype.GAP_X=3*Blockly.Flyout.prototype.MARGIN;Blockly.Flyout.prototype.GAP_Y=3*Blockly.Flyout.prototype.MARGIN;Blockly.Flyout.prototype.SCROLLBAR_PADDING=2;Blockly.Flyout.prototype.width_=0;Blockly.Flyout.prototype.height_=0;Blockly.Flyout.prototype.dragAngleRange_=70;
 Blockly.Flyout.prototype.createDom=function(a){this.svgGroup_=Blockly.utils.createSvgElement(a,{"class":"blocklyFlyout",style:"display: none"},null);this.svgBackground_=Blockly.utils.createSvgElement("path",{"class":"blocklyFlyoutBackground"},this.svgGroup_);this.svgGroup_.appendChild(this.workspace_.createDom());return this.svgGroup_};
 Blockly.Flyout.prototype.init=function(a){this.targetWorkspace_=a;this.workspace_.targetWorkspace=a;this.scrollbar_=new Blockly.Scrollbar(this.workspace_,this.horizontalLayout_,!1,"blocklyFlyoutScrollbar");this.hide();Array.prototype.push.apply(this.eventWrappers_,Blockly.bindEventWithChecks_(this.svgGroup_,"wheel",this,this.wheel_));this.autoClose||(this.filterWrapper_=this.filterForCapacity_.bind(this),this.targetWorkspace_.addChangeListener(this.filterWrapper_));Array.prototype.push.apply(this.eventWrappers_,
-Blockly.bindEventWithChecks_(this.svgBackground_,"mousedown",this,this.onMouseDown_));this.workspace_.getGesture=this.targetWorkspace_.getGesture.bind(this.targetWorkspace_);this.workspace_.getVariable=this.targetWorkspace_.getVariable.bind(this.targetWorkspace_);this.workspace_.getVariableById=this.targetWorkspace_.getVariableById.bind(this.targetWorkspace_);this.workspace_.getVariablesOfType=this.targetWorkspace_.getVariablesOfType.bind(this.targetWorkspace_);this.workspace_.deleteVariable=this.targetWorkspace_.deleteVariable.bind(this.targetWorkspace_);
-this.workspace_.deleteVariableById=this.targetWorkspace_.deleteVariableById.bind(this.targetWorkspace_);this.workspace_.renameVariable=this.targetWorkspace_.renameVariable.bind(this.targetWorkspace_);this.workspace_.renameVariableById=this.targetWorkspace_.renameVariableById.bind(this.targetWorkspace_)};
+Blockly.bindEventWithChecks_(this.svgBackground_,"mousedown",this,this.onMouseDown_));this.workspace_.getGesture=this.targetWorkspace_.getGesture.bind(this.targetWorkspace_);this.workspace_.variableMap_=this.targetWorkspace_.getVariableMap();this.workspace_.createPotentialVariableMap()};
 Blockly.Flyout.prototype.dispose=function(){this.hide();Blockly.unbindEvent_(this.eventWrappers_);this.filterWrapper_&&(this.targetWorkspace_.removeChangeListener(this.filterWrapper_),this.filterWrapper_=null);this.scrollbar_&&(this.scrollbar_.dispose(),this.scrollbar_=null);this.workspace_&&(this.workspace_.targetWorkspace=null,this.workspace_.dispose(),this.workspace_=null);this.svgGroup_&&(goog.dom.removeNode(this.svgGroup_),this.svgGroup_=null);this.targetWorkspace_=this.svgBackground_=null};
 Blockly.Flyout.prototype.getWidth=function(){return this.width_};Blockly.Flyout.prototype.getHeight=function(){return this.height_};Blockly.Flyout.prototype.getWorkspace=function(){return this.workspace_};Blockly.Flyout.prototype.isVisible=function(){return this.isVisible_};Blockly.Flyout.prototype.setVisible=function(a){var b=a!=this.isVisible();this.isVisible_=a;b&&this.updateDisplay_()};
 Blockly.Flyout.prototype.setContainerVisible=function(a){var b=a!=this.containerVisible_;this.containerVisible_=a;b&&this.updateDisplay_()};Blockly.Flyout.prototype.updateDisplay_=function(){var a=this.containerVisible_?this.isVisible():!1;this.svgGroup_.style.display=a?"block":"none";this.scrollbar_.setContainerVisible(a)};
-Blockly.Flyout.prototype.positionAt_=function(a,b,c,d){this.svgGroup_.setAttribute("width",a);this.svgGroup_.setAttribute("height",b);Blockly.utils.setCssTransform(this.svgGroup_,"translate("+c+"px,"+d+"px)");this.scrollbar_&&(this.scrollbar_.setOrigin(c,d),this.scrollbar_.resize())};
+Blockly.Flyout.prototype.positionAt_=function(a,b,c,d){this.svgGroup_.setAttribute("width",a);this.svgGroup_.setAttribute("height",b);"svg"==this.svgGroup_.tagName?Blockly.utils.setCssTransform(this.svgGroup_,"translate("+c+"px,"+d+"px)"):this.svgGroup_.setAttribute("transform","translate("+c+","+d+")");this.scrollbar_&&(this.scrollbar_.setOrigin(c,d),this.scrollbar_.resize())};
 Blockly.Flyout.prototype.hide=function(){if(this.isVisible()){this.setVisible(!1);for(var a=0,b;b=this.listeners_[a];a++)Blockly.unbindEvent_(b);this.listeners_.length=0;this.reflowWrapper_&&(this.workspace_.removeChangeListener(this.reflowWrapper_),this.reflowWrapper_=null)}};
 Blockly.Flyout.prototype.show=function(a){this.workspace_.setResizesEnabled(!1);this.hide();this.clearOldBlocks_();"string"==typeof a&&(a=this.workspace_.targetWorkspace.getToolboxCategoryCallback(a),goog.asserts.assert(goog.isFunction(a),"Couldn't find a callback function when opening a toolbox category."),a=a(this.workspace_.targetWorkspace),goog.asserts.assert(goog.isArray(a),"The result of a toolbox category callback must be an array."));this.setVisible(!0);for(var b=[],c=[],d=this.permanentlyDisabled_.length=
 0,e;e=a[d];d++)if(e.tagName){var f=e.tagName.toUpperCase(),g=this.horizontalLayout_?this.GAP_X:this.GAP_Y;if("BLOCK"==f)f=Blockly.Xml.domToBlock(e,this.workspace_),f.disabled&&this.permanentlyDisabled_.push(f),b.push({type:"block",block:f}),e=parseInt(e.getAttribute("gap"),10),c.push(isNaN(e)?g:e);else if("SEP"==e.tagName.toUpperCase())e=parseInt(e.getAttribute("gap"),10),!isNaN(e)&&0<c.length?c[c.length-1]=e:c.push(g);else if("BUTTON"==f||"LABEL"==f)e=new Blockly.FlyoutButton(this.workspace_,this.targetWorkspace_,
 e,"LABEL"==f),b.push({type:"button",button:e}),c.push(g)}this.layout_(b,c);this.listeners_.push(Blockly.bindEventWithChecks_(this.svgBackground_,"mouseover",this,function(){for(var a=this.workspace_.getTopBlocks(!1),b=0,c;c=a[b];b++)c.removeSelect()}));this.horizontalLayout_?this.height_=0:this.width_=0;this.workspace_.setResizesEnabled(!0);this.reflow();this.filterForCapacity_();this.position();this.reflowWrapper_=this.reflow.bind(this);this.workspace_.addChangeListener(this.reflowWrapper_)};
-Blockly.Flyout.prototype.clearOldBlocks_=function(){for(var a=this.workspace_.getTopBlocks(!1),b=0,c;c=a[b];b++)c.workspace==this.workspace_&&c.dispose(!1,!1);for(b=0;b<this.mats_.length;b++)(a=this.mats_[b])&&goog.dom.removeNode(a);for(b=this.mats_.length=0;a=this.buttons_[b];b++)a.dispose();this.buttons_.length=0};
+Blockly.Flyout.prototype.clearOldBlocks_=function(){for(var a=this.workspace_.getTopBlocks(!1),b=0,c;c=a[b];b++)c.workspace==this.workspace_&&c.dispose(!1,!1);for(b=0;b<this.mats_.length;b++)(a=this.mats_[b])&&goog.dom.removeNode(a);for(b=this.mats_.length=0;a=this.buttons_[b];b++)a.dispose();this.buttons_.length=0;this.workspace_.getPotentialVariableMap().clear()};
 Blockly.Flyout.prototype.addBlockListeners_=function(a,b,c){this.listeners_.push(Blockly.bindEventWithChecks_(a,"mousedown",null,this.blockMouseDown_(b)));this.listeners_.push(Blockly.bindEventWithChecks_(c,"mousedown",null,this.blockMouseDown_(b)));this.listeners_.push(Blockly.bindEvent_(a,"mouseover",b,b.addSelect));this.listeners_.push(Blockly.bindEvent_(a,"mouseout",b,b.removeSelect));this.listeners_.push(Blockly.bindEvent_(c,"mouseover",b,b.addSelect));this.listeners_.push(Blockly.bindEvent_(c,
 "mouseout",b,b.removeSelect))};Blockly.Flyout.prototype.blockMouseDown_=function(a){var b=this;return function(c){var d=b.targetWorkspace_.getGesture(c);d&&(d.setStartBlock(a),d.handleFlyoutStart(c,b))}};Blockly.Flyout.prototype.onMouseDown_=function(a){var b=this.targetWorkspace_.getGesture(a);b&&b.handleFlyoutStart(a,this)};
-Blockly.Flyout.prototype.createBlock=function(a){var b=null;Blockly.Events.disable();this.targetWorkspace_.setResizesEnabled(!1);try{b=this.placeNewBlock_(a),Blockly.hideChaff()}finally{Blockly.Events.enable()}Blockly.Events.isEnabled()&&(Blockly.Events.setGroup(!0),Blockly.Events.fire(new Blockly.Events.Create(b)));this.autoClose?this.hide():this.filterForCapacity_();return b};
-Blockly.Flyout.prototype.initFlyoutButton_=function(a,b,c){var d=a.createDom();a.moveTo(b,c);a.show();this.listeners_.push(Blockly.bindEventWithChecks_(d,"mousedown",this,this.onMouseDown_));this.buttons_.push(a)};
+Blockly.Flyout.prototype.createBlock=function(a){var b=null;Blockly.Events.disable();var c=this.targetWorkspace_.getAllVariables();this.targetWorkspace_.setResizesEnabled(!1);try{b=this.placeNewBlock_(a),Blockly.hideChaff()}finally{Blockly.Events.enable()}a=Blockly.Variables.getAddedVariables(this.targetWorkspace_,c);if(Blockly.Events.isEnabled())for(Blockly.Events.setGroup(!0),Blockly.Events.fire(new Blockly.Events.Create(b)),c=0;c<a.length;c++)Blockly.Events.fire(new Blockly.Events.VarCreate(a[c]));
+this.autoClose?this.hide():this.filterForCapacity_();return b};Blockly.Flyout.prototype.initFlyoutButton_=function(a,b,c){var d=a.createDom();a.moveTo(b,c);a.show();this.listeners_.push(Blockly.bindEventWithChecks_(d,"mousedown",this,this.onMouseDown_));this.buttons_.push(a)};
 Blockly.Flyout.prototype.createRect_=function(a,b,c,d,e){b=Blockly.utils.createSvgElement("rect",{"fill-opacity":0,x:b,y:c,height:d.height,width:d.width},null);b.tooltip=a;Blockly.Tooltip.bindMouseEvents(b);this.workspace_.getCanvas().insertBefore(b,a.getSvgRoot());a.flyoutRect_=b;return this.mats_[e]=b};
 Blockly.Flyout.prototype.moveRectToBlock_=function(a,b){var c=b.getHeightWidth();a.setAttribute("width",c.width);a.setAttribute("height",c.height);var d=b.startHat_?Blockly.BlockSvg.START_HAT_HEIGHT:0;d&&b.moveBy(0,d);d=b.outputConnection?Blockly.BlockSvg.TAB_WIDTH:0;var e=b.getRelativeToSurfaceXY();a.setAttribute("y",e.y);a.setAttribute("x",this.RTL?e.x-c.width+d:e.x-d)};
-Blockly.Flyout.prototype.filterForCapacity_=function(){for(var a=this.targetWorkspace_.remainingCapacity(),b=this.workspace_.getTopBlocks(!1),c=0,d;d=b[c];c++)if(-1==this.permanentlyDisabled_.indexOf(d)){var e=d.getDescendants();d.setDisabled(e.length>a)}};Blockly.Flyout.prototype.reflow=function(){this.reflowWrapper_&&this.workspace_.removeChangeListener(this.reflowWrapper_);this.reflowInternal_();this.reflowWrapper_&&this.workspace_.addChangeListener(this.reflowWrapper_)};
+Blockly.Flyout.prototype.filterForCapacity_=function(){for(var a=this.targetWorkspace_.remainingCapacity(),b=this.workspace_.getTopBlocks(!1),c=0,d;d=b[c];c++)if(-1==this.permanentlyDisabled_.indexOf(d)){var e=d.getDescendants(!1);d.setDisabled(e.length>a)}};Blockly.Flyout.prototype.reflow=function(){this.reflowWrapper_&&this.workspace_.removeChangeListener(this.reflowWrapper_);this.reflowInternal_();this.reflowWrapper_&&this.workspace_.addChangeListener(this.reflowWrapper_)};
 Blockly.Flyout.prototype.isScrollable=function(){return this.scrollbar_?this.scrollbar_.isVisible():!1};
 Blockly.Flyout.prototype.placeNewBlock_=function(a){var b=this.targetWorkspace_;if(!a.getSvgRoot())throw"oldBlock is not rendered.";var c=Blockly.Xml.blockToDom(a);b.setResizesEnabled(!1);c=Blockly.Xml.domToBlock(c,b);if(!c.getSvgRoot())throw"block is not rendered.";var d=b.getOriginOffsetInPixels(),e=this.workspace_.getOriginOffsetInPixels();a=a.getRelativeToSurfaceXY().scale(this.workspace_.scale);a=goog.math.Coordinate.sum(e,a);b=goog.math.Coordinate.difference(a,d).scale(1/b.scale);c.moveBy(b.x,
 b.y);return c};Blockly.HorizontalFlyout=function(a){a.getMetrics=this.getMetrics_.bind(this);a.setMetrics=this.setMetrics_.bind(this);Blockly.HorizontalFlyout.superClass_.constructor.call(this,a);this.horizontalLayout_=!0};goog.inherits(Blockly.HorizontalFlyout,Blockly.Flyout);
@@ -1520,20 +1661,21 @@ Blockly.HorizontalFlyout.prototype.position=function(){if(this.isVisible()){var
 Blockly.HorizontalFlyout.prototype.setBackgroundPath_=function(a,b){var c=this.toolboxPosition_==Blockly.TOOLBOX_AT_TOP,d=["M 0,"+(c?0:this.CORNER_RADIUS)];c?(d.push("h",a+2*this.CORNER_RADIUS),d.push("v",b),d.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,1,-this.CORNER_RADIUS,this.CORNER_RADIUS),d.push("h",-1*a),d.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,1,-this.CORNER_RADIUS,-this.CORNER_RADIUS)):(d.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,1,this.CORNER_RADIUS,-this.CORNER_RADIUS),
 d.push("h",a),d.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,1,this.CORNER_RADIUS,this.CORNER_RADIUS),d.push("v",b),d.push("h",-a-2*this.CORNER_RADIUS));d.push("z");this.svgBackground_.setAttribute("d",d.join(" "))};Blockly.HorizontalFlyout.prototype.scrollToStart=function(){this.scrollbar_.set(this.RTL?Infinity:0)};
 Blockly.HorizontalFlyout.prototype.wheel_=function(a){var b=a.deltaX;if(b){goog.userAgent.GECKO&&1===a.deltaMode&&(b*=10);var c=this.getMetrics_();b=c.viewLeft+b;b=Math.min(b,c.contentWidth-c.viewWidth);b=Math.max(b,0);this.scrollbar_.set(b);Blockly.WidgetDiv.hide()}a.preventDefault();a.stopPropagation()};
-Blockly.HorizontalFlyout.prototype.layout_=function(a,b){this.workspace_.scale=this.targetWorkspace_.scale;var c=this.MARGIN,d=this.RTL?c:c+Blockly.BlockSvg.TAB_WIDTH;this.RTL&&(a=a.reverse());for(var e=0,f;f=a[e];e++)if("block"==f.type){f=f.block;for(var g=f.getDescendants(),h=0,k;k=g[h];h++)k.isInFlyout=!0;f.render();g=f.getSvgRoot();h=f.getHeightWidth();k=f.outputConnection?Blockly.BlockSvg.TAB_WIDTH:0;k=this.RTL?d+h.width:d+k;f.moveBy(k,c);k=this.createRect_(f,k,c,h,e);d+=h.width+b[e];this.addBlockListeners_(g,
-f,k)}else"button"==f.type&&(this.initFlyoutButton_(f.button,d,c),d+=f.button.width+b[e])};Blockly.HorizontalFlyout.prototype.isDragTowardWorkspace=function(a){a=Math.atan2(a.y,a.x)/Math.PI*180;var b=this.dragAngleRange_;if(this.toolboxPosition_==Blockly.TOOLBOX_AT_TOP){if(a<90+b&&a>90-b)return!0}else if(a>-90-b&&a<-90+b)return!0;return!1};
+Blockly.HorizontalFlyout.prototype.layout_=function(a,b){this.workspace_.scale=this.targetWorkspace_.scale;var c=this.MARGIN,d=this.RTL?c:c+Blockly.BlockSvg.TAB_WIDTH;this.RTL&&(a=a.reverse());for(var e=0,f;f=a[e];e++)if("block"==f.type){f=f.block;for(var g=f.getDescendants(!1),h=0,k;k=g[h];h++)k.isInFlyout=!0;f.render();g=f.getSvgRoot();h=f.getHeightWidth();k=f.outputConnection?Blockly.BlockSvg.TAB_WIDTH:0;k=this.RTL?d+h.width:d+k;f.moveBy(k,c);k=this.createRect_(f,k,c,h,e);d+=h.width+b[e];this.addBlockListeners_(g,
+f,k)}else"button"==f.type&&(this.initFlyoutButton_(f.button,d,c),d+=f.button.width+b[e])};Blockly.HorizontalFlyout.prototype.isDragTowardWorkspace=function(a){a=Math.atan2(a.y,a.x)/Math.PI*180;var b=this.dragAngleRange_;return a<90+b&&a>90-b||a>-90-b&&a<-90+b?!0:!1};
 Blockly.HorizontalFlyout.prototype.getClientRect=function(){if(!this.svgGroup_)return null;var a=this.svgGroup_.getBoundingClientRect(),b=a.top;a=a.height;if(this.toolboxPosition_==Blockly.TOOLBOX_AT_TOP)return new goog.math.Rect(-1E9,b-1E9,2E9,1E9+a);if(this.toolboxPosition_==Blockly.TOOLBOX_AT_BOTTOM)return new goog.math.Rect(-1E9,b,2E9,1E9+a)};
 Blockly.HorizontalFlyout.prototype.reflowInternal_=function(){this.workspace_.scale=this.targetWorkspace_.scale;for(var a=0,b=this.workspace_.getTopBlocks(!1),c=0,d;d=b[c];c++)a=Math.max(a,d.getHeightWidth().height);a+=1.5*this.MARGIN;a*=this.workspace_.scale;a+=Blockly.Scrollbar.scrollbarThickness;if(this.height_!=a){for(c=0;d=b[c];c++)d.flyoutRect_&&this.moveRectToBlock_(d.flyoutRect_,d);this.height_=a;this.targetWorkspace_.resize()}};Blockly.VerticalFlyout=function(a){a.getMetrics=this.getMetrics_.bind(this);a.setMetrics=this.setMetrics_.bind(this);Blockly.VerticalFlyout.superClass_.constructor.call(this,a);this.horizontalLayout_=!1};goog.inherits(Blockly.VerticalFlyout,Blockly.Flyout);
 Blockly.VerticalFlyout.prototype.getMetrics_=function(){if(!this.isVisible())return null;try{var a=this.workspace_.getCanvas().getBBox()}catch(e){a={height:0,y:0,width:0,x:0}}var b=this.SCROLLBAR_PADDING,c=this.height_-2*this.SCROLLBAR_PADDING,d=this.width_;this.RTL||(d-=this.SCROLLBAR_PADDING);return{viewHeight:c,viewWidth:d,contentHeight:a.height*this.workspace_.scale+2*this.MARGIN,contentWidth:a.width*this.workspace_.scale+2*this.MARGIN,viewTop:-this.workspace_.scrollY+a.y,viewLeft:-this.workspace_.scrollX,
 contentTop:a.y,contentLeft:a.x,absoluteTop:b,absoluteLeft:0}};Blockly.VerticalFlyout.prototype.setMetrics_=function(a){var b=this.getMetrics_();b&&(goog.isNumber(a.y)&&(this.workspace_.scrollY=-b.contentHeight*a.y),this.workspace_.translate(this.workspace_.scrollX+b.absoluteLeft,this.workspace_.scrollY+b.absoluteTop))};
-Blockly.VerticalFlyout.prototype.position=function(){if(this.isVisible()){var a=this.targetWorkspace_.getMetrics();if(a){this.height_=a.viewHeight;this.setBackgroundPath_(this.width_-this.CORNER_RADIUS,a.viewHeight-2*this.CORNER_RADIUS);var b=a.absoluteTop,c=a.absoluteLeft;this.toolboxPosition_==Blockly.TOOLBOX_AT_RIGHT&&(c+=a.viewWidth-this.width_);this.positionAt_(this.width_,this.height_,c,b)}}};
+Blockly.VerticalFlyout.prototype.position=function(){if(this.isVisible()){var a=this.targetWorkspace_.getMetrics();if(a){this.height_=a.viewHeight;this.setBackgroundPath_(this.width_-this.CORNER_RADIUS,a.viewHeight-2*this.CORNER_RADIUS);var b=a.absoluteTop,c=a.absoluteLeft;this.toolboxPosition_==Blockly.TOOLBOX_AT_RIGHT&&(this.leftEdge_=c+=a.viewWidth-this.width_);this.positionAt_(this.width_,this.height_,c,b)}}};
 Blockly.VerticalFlyout.prototype.setBackgroundPath_=function(a,b){var c=this.toolboxPosition_==Blockly.TOOLBOX_AT_RIGHT,d=a+this.CORNER_RADIUS;d=["M "+(c?d:0)+",0"];d.push("h",c?-a:a);d.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,c?0:1,c?-this.CORNER_RADIUS:this.CORNER_RADIUS,this.CORNER_RADIUS);d.push("v",Math.max(0,b));d.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,c?0:1,c?this.CORNER_RADIUS:-this.CORNER_RADIUS,this.CORNER_RADIUS);d.push("h",c?a:-a);d.push("z");this.svgBackground_.setAttribute("d",
-d.join(" "))};Blockly.VerticalFlyout.prototype.scrollToStart=function(){this.scrollbar_.set(0)};Blockly.VerticalFlyout.prototype.wheel_=function(a){var b=a.deltaY;if(b){goog.userAgent.GECKO&&(b*=10);var c=this.getMetrics_();b=c.viewTop-c.contentTop+b;b=Math.min(b,c.contentHeight-c.viewHeight);b=Math.max(b,0);this.scrollbar_.set(b);Blockly.WidgetDiv.hide()}a.preventDefault();a.stopPropagation()};
-Blockly.VerticalFlyout.prototype.layout_=function(a,b){this.workspace_.scale=this.targetWorkspace_.scale;for(var c=this.MARGIN,d=this.RTL?c:c+Blockly.BlockSvg.TAB_WIDTH,e=0,f;f=a[e];e++)if("block"==f.type){f=f.block;for(var g=f.getDescendants(),h=0,k;k=g[h];h++)k.isInFlyout=!0;f.render();g=f.getSvgRoot();h=f.getHeightWidth();f.moveBy(d,c);k=this.createRect_(f,this.RTL?d-h.width:d,c,h,e);this.addBlockListeners_(g,f,k);c+=h.height+b[e]}else"button"==f.type&&(this.initFlyoutButton_(f.button,d,c),c+=
-f.button.height+b[e])};Blockly.VerticalFlyout.prototype.isDragTowardWorkspace=function(a){a=Math.atan2(a.y,a.x)/Math.PI*180;var b=this.dragAngleRange_;if(this.toolboxPosition_==Blockly.TOOLBOX_AT_LEFT){if(a<b&&a>-b)return!0}else if(a<-180+b||a>180-b)return!0;return!1};
-Blockly.VerticalFlyout.prototype.getClientRect=function(){if(!this.svgGroup_)return null;var a=this.svgGroup_.getBoundingClientRect(),b=a.left;a=a.width;return this.toolboxPosition_==Blockly.TOOLBOX_AT_LEFT?new goog.math.Rect(b-1E9,-1E9,1E9+a,2E9):new goog.math.Rect(b,-1E9,1E9+a,2E9)};
+d.join(" "))};Blockly.VerticalFlyout.prototype.scrollToStart=function(){this.scrollbar_.set(0)};Blockly.VerticalFlyout.prototype.wheel_=function(a){var b=a.deltaY;if(b){goog.userAgent.GECKO&&1===a.deltaMode&&(b*=10);var c=this.getMetrics_();b=c.viewTop-c.contentTop+b;b=Math.min(b,c.contentHeight-c.viewHeight);b=Math.max(b,0);this.scrollbar_.set(b);Blockly.WidgetDiv.hide()}a.preventDefault();a.stopPropagation()};
+Blockly.VerticalFlyout.prototype.layout_=function(a,b){this.workspace_.scale=this.targetWorkspace_.scale;for(var c=this.MARGIN,d=this.RTL?c:c+Blockly.BlockSvg.TAB_WIDTH,e=0,f;f=a[e];e++)if("block"==f.type){f=f.block;for(var g=f.getDescendants(!1),h=0,k;k=g[h];h++)k.isInFlyout=!0;f.render();g=f.getSvgRoot();h=f.getHeightWidth();f.moveBy(d,c);k=this.createRect_(f,this.RTL?d-h.width:d,c,h,e);this.addBlockListeners_(g,f,k);c+=h.height+b[e]}else"button"==f.type&&(this.initFlyoutButton_(f.button,d,c),c+=
+f.button.height+b[e])};Blockly.VerticalFlyout.prototype.isDragTowardWorkspace=function(a){a=Math.atan2(a.y,a.x)/Math.PI*180;var b=this.dragAngleRange_;return a<b&&a>-b||a<-180+b||a>180-b?!0:!1};
+Blockly.VerticalFlyout.prototype.getClientRect=function(){if(!this.svgGroup_)return null;var a=this.svgGroup_.getBoundingClientRect(),b=a.left;a=a.width;if(this.toolboxPosition_==Blockly.TOOLBOX_AT_LEFT)return new goog.math.Rect(b-1E9,-1E9,1E9+a,2E9);if(goog.userAgent.GECKO&&this.targetWorkspace_&&this.targetWorkspace_.isMutator){var c=this.targetWorkspace_.svgGroup_.getBoundingClientRect().x;10>Math.abs(c-b)&&(b+=this.leftEdge_*this.targetWorkspace_.options.parentWorkspace.scale)}return new goog.math.Rect(b,
+-1E9,1E9+a,2E9)};
 Blockly.VerticalFlyout.prototype.reflowInternal_=function(){this.workspace_.scale=this.targetWorkspace_.scale;for(var a=0,b=this.workspace_.getTopBlocks(!1),c=0,d;d=b[c];c++){var e=d.getHeightWidth().width;d.outputConnection&&(e-=Blockly.BlockSvg.TAB_WIDTH);a=Math.max(a,e)}for(c=0;d=this.buttons_[c];c++)a=Math.max(a,d.width);a+=1.5*this.MARGIN+Blockly.BlockSvg.TAB_WIDTH;a*=this.workspace_.scale;a+=Blockly.Scrollbar.scrollbarThickness;if(this.width_!=a){for(c=0;d=b[c];c++)this.RTL&&(e=d.getRelativeToSurfaceXY().x,
-d.moveBy(a/this.workspace_.scale-this.MARGIN-Blockly.BlockSvg.TAB_WIDTH-e,0)),d.flyoutRect_&&this.moveRectToBlock_(d.flyoutRect_,d);if(this.RTL)for(c=0;d=this.buttons_[c];c++)b=d.getPosition().y,d.moveTo(a-d.width-this.MARGIN-Blockly.BlockSvg.TAB_WIDTH,b);this.width_=a;this.targetWorkspace_.resize()}};Blockly.Toolbox=function(a){this.workspace_=a;this.RTL=a.options.RTL;this.horizontalLayout_=a.options.horizontalLayout;this.toolboxPosition=a.options.toolboxPosition;this.config_={indentWidth:19,cssRoot:"blocklyTreeRoot",cssHideRoot:"blocklyHidden",cssItem:"",cssTreeRow:"blocklyTreeRow",cssItemLabel:"blocklyTreeLabel",cssTreeIcon:"blocklyTreeIcon",cssExpandedFolderIcon:"blocklyTreeIconOpen",cssFileIcon:"blocklyTreeIconNone",cssSelectedRow:"blocklyTreeSelected"};this.treeSeparatorConfig_={cssTreeRow:"blocklyTreeSeparator"};
+d.moveBy(a/this.workspace_.scale-this.MARGIN-Blockly.BlockSvg.TAB_WIDTH-e,0)),d.flyoutRect_&&this.moveRectToBlock_(d.flyoutRect_,d);if(this.RTL)for(c=0;d=this.buttons_[c];c++)b=d.getPosition().y,d.moveTo(a/this.workspace_.scale-d.width-this.MARGIN-Blockly.BlockSvg.TAB_WIDTH,b);this.width_=a;this.targetWorkspace_.resize()}};Blockly.Toolbox=function(a){this.workspace_=a;this.RTL=a.options.RTL;this.horizontalLayout_=a.options.horizontalLayout;this.toolboxPosition=a.options.toolboxPosition;this.config_={indentWidth:19,cssRoot:"blocklyTreeRoot",cssHideRoot:"blocklyHidden",cssItem:"",cssTreeRow:"blocklyTreeRow",cssItemLabel:"blocklyTreeLabel",cssTreeIcon:"blocklyTreeIcon",cssExpandedFolderIcon:"blocklyTreeIconOpen",cssFileIcon:"blocklyTreeIconNone",cssSelectedRow:"blocklyTreeSelected"};this.treeSeparatorConfig_={cssTreeRow:"blocklyTreeSeparator"};
 this.horizontalLayout_&&(this.config_.cssTreeRow+=a.RTL?" blocklyHorizontalTreeRtl":" blocklyHorizontalTree",this.treeSeparatorConfig_.cssTreeRow="blocklyTreeSeparatorHorizontal "+(a.RTL?"blocklyHorizontalTreeRtl":"blocklyHorizontalTree"),this.config_.cssTreeIcon="")};Blockly.Toolbox.prototype.width=0;Blockly.Toolbox.prototype.height=0;Blockly.Toolbox.prototype.selectedOption_=null;Blockly.Toolbox.prototype.lastCategory_=null;
 Blockly.Toolbox.prototype.init=function(){var a=this.workspace_,b=this.workspace_.getParentSvg();this.HtmlDiv=goog.dom.createDom("DIV","blocklyToolboxDiv");this.HtmlDiv.setAttribute("dir",a.RTL?"RTL":"LTR");b.parentNode.insertBefore(this.HtmlDiv,b);Blockly.bindEventWithChecks_(this.HtmlDiv,"mousedown",this,function(a){Blockly.utils.isRightButton(a)||a.target==this.HtmlDiv?Blockly.hideChaff(!1):Blockly.hideChaff(!0);Blockly.Touch.clearTouchIdentifier()},!1,!0);b={disabledPatternId:a.options.disabledPatternId,
 parentWorkspace:a,RTL:a.RTL,oneBasedIndex:a.options.oneBasedIndex,horizontalLayout:a.horizontalLayout,toolboxPosition:a.options.toolboxPosition};this.flyout_=null;this.flyout_=a.horizontalLayout?new Blockly.HorizontalFlyout(b):new Blockly.VerticalFlyout(b);goog.dom.insertSiblingAfter(this.flyout_.createDom("svg"),this.workspace_.getParentSvg());this.flyout_.init(a);this.config_.cleardotPath=a.options.pathToMedia+"1x1.gif";this.config_.cssCollapsedFolderIcon="blocklyTreeIconClosed"+(a.RTL?"Rtl":"Ltr");
@@ -1541,52 +1683,55 @@ this.tree_=b=new Blockly.Toolbox.TreeControl(this,this.config_);b.setShowRootNod
 Blockly.Toolbox.prototype.getHeight=function(){return this.height};
 Blockly.Toolbox.prototype.position=function(){var a=this.HtmlDiv;if(a){var b=this.workspace_.getParentSvg();b=Blockly.svgSize(b);this.horizontalLayout_?(a.style.left="0",a.style.height="auto",a.style.width=b.width+"px",this.height=a.offsetHeight,this.toolboxPosition==Blockly.TOOLBOX_AT_TOP?a.style.top="0":a.style.bottom="0"):(this.toolboxPosition==Blockly.TOOLBOX_AT_RIGHT?a.style.right="0":a.style.left="0",a.style.height=b.height+"px",this.width=a.offsetWidth);this.flyout_.position()}};
 Blockly.Toolbox.prototype.populate_=function(a){this.tree_.removeChildren();this.tree_.blocks=[];this.hasColours_=!1;a=this.syncTrees_(a,this.tree_,this.workspace_.options.pathToMedia);if(this.tree_.blocks.length)throw"Toolbox cannot have both blocks and categories in the root level.";this.workspace_.resizeContents();return a};
-Blockly.Toolbox.prototype.syncTrees_=function(a,b,c){for(var d=null,e=null,f=0,g;g=a.childNodes[f];f++)if(g.tagName)switch(g.tagName.toUpperCase()){case "CATEGORY":e=Blockly.utils.replaceMessageReferences(g.getAttribute("name"));e=this.tree_.createNode(e);e.blocks=[];b.add(e);var h=g.getAttribute("custom");h?e.blocks=h:(h=this.syncTrees_(g,e,c))&&(d=h);h=Blockly.utils.replaceMessageReferences(g.getAttribute("colour"));goog.isString(h)?(/^#[0-9a-fA-F]{6}$/.test(h)?e.hexColour=h:e.hexColour=Blockly.hueToRgb(Number(h)),
-this.hasColours_=!0):e.hexColour="";"true"==g.getAttribute("expanded")?(e.blocks.length&&(d=e),e.setExpanded(!0)):e.setExpanded(!1);e=g;break;case "SEP":e&&("CATEGORY"==e.tagName.toUpperCase()?b.add(new Blockly.Toolbox.TreeSeparator(this.treeSeparatorConfig_)):(g=parseFloat(g.getAttribute("gap")),!isNaN(g)&&e&&e.setAttribute("gap",g)));break;case "BLOCK":case "SHADOW":case "LABEL":case "BUTTON":b.blocks.push(g),e=g}return d};
-Blockly.Toolbox.prototype.addColour_=function(a){a=(a||this.tree_).getChildren();for(var b=0,c;c=a[b];b++){var d=c.getRowElement();if(d){var e=this.hasColours_?"8px solid "+(c.hexColour||"#ddd"):"none";this.workspace_.RTL?d.style.borderRight=e:d.style.borderLeft=e}this.addColour_(c)}};Blockly.Toolbox.prototype.clearSelection=function(){this.tree_.setSelectedItem(null)};Blockly.Toolbox.prototype.addDeleteStyle=function(){Blockly.utils.addClass(this.HtmlDiv,"blocklyToolboxDelete")};
-Blockly.Toolbox.prototype.removeDeleteStyle=function(){Blockly.utils.removeClass(this.HtmlDiv,"blocklyToolboxDelete")};
+Blockly.Toolbox.prototype.syncTrees_=function(a,b,c){for(var d=null,e=null,f=0,g;g=a.childNodes[f];f++)if(g.tagName)switch(g.tagName.toUpperCase()){case "CATEGORY":e=Blockly.utils.replaceMessageReferences(g.getAttribute("name"));var h=this.tree_.createNode(e);h.blocks=[];b.add(h);var k=g.getAttribute("custom");k?h.blocks=k:(k=this.syncTrees_(g,h,c))&&(d=k);k=Blockly.utils.replaceMessageReferences(g.getAttribute("colour"));null===k||""===k?h.hexColour="":/^#[0-9a-fA-F]{6}$/.test(k)?(h.hexColour=k,
+this.hasColours_=!0):"number"===typeof k||"string"===typeof k&&!isNaN(Number(k))?(h.hexColour=Blockly.hueToRgb(Number(k)),this.hasColours_=!0):(h.hexColour="",console.warn('Toolbox category "'+e+'" has unrecognized colour attribute: '+k));"true"==g.getAttribute("expanded")?(h.blocks.length&&(d=h),h.setExpanded(!0)):h.setExpanded(!1);e=g;break;case "SEP":e&&("CATEGORY"==e.tagName.toUpperCase()?b.add(new Blockly.Toolbox.TreeSeparator(this.treeSeparatorConfig_)):(g=parseFloat(g.getAttribute("gap")),
+!isNaN(g)&&e&&e.setAttribute("gap",g)));break;case "BLOCK":case "SHADOW":case "LABEL":case "BUTTON":b.blocks.push(g),e=g}return d};Blockly.Toolbox.prototype.addColour_=function(a){a=(a||this.tree_).getChildren(!1);for(var b=0,c;c=a[b];b++){var d=c.getRowElement();if(d){var e=this.hasColours_?"8px solid "+(c.hexColour||"#ddd"):"none";this.workspace_.RTL?d.style.borderRight=e:d.style.borderLeft=e}this.addColour_(c)}};Blockly.Toolbox.prototype.clearSelection=function(){this.tree_.setSelectedItem(null)};
+Blockly.Toolbox.prototype.addStyle=function(a){Blockly.utils.addClass(this.HtmlDiv,a)};Blockly.Toolbox.prototype.removeStyle=function(a){Blockly.utils.removeClass(this.HtmlDiv,a)};
 Blockly.Toolbox.prototype.getClientRect=function(){if(!this.HtmlDiv)return null;var a=this.HtmlDiv.getBoundingClientRect(),b=a.left,c=a.top,d=a.width;a=a.height;return this.toolboxPosition==Blockly.TOOLBOX_AT_LEFT?new goog.math.Rect(-1E7,-1E7,1E7+b+d,2E7):this.toolboxPosition==Blockly.TOOLBOX_AT_RIGHT?new goog.math.Rect(b,-1E7,1E7+d,2E7):this.toolboxPosition==Blockly.TOOLBOX_AT_TOP?new goog.math.Rect(-1E7,-1E7,2E7,1E7+c+a):new goog.math.Rect(0,c,2E7,1E7+d)};
 Blockly.Toolbox.prototype.refreshSelection=function(){var a=this.tree_.getSelectedItem();a&&a.blocks&&this.flyout_.show(a.blocks)};Blockly.Toolbox.TreeControl=function(a,b){this.toolbox_=a;goog.ui.tree.TreeControl.call(this,goog.html.SafeHtml.EMPTY,b)};goog.inherits(Blockly.Toolbox.TreeControl,goog.ui.tree.TreeControl);
 Blockly.Toolbox.TreeControl.prototype.enterDocument=function(){Blockly.Toolbox.TreeControl.superClass_.enterDocument.call(this);if(goog.events.BrowserFeature.TOUCH_ENABLED){var a=this.getElement();Blockly.bindEventWithChecks_(a,goog.events.EventType.TOUCHEND,this,this.handleTouchEvent_)}};Blockly.Toolbox.TreeControl.prototype.handleTouchEvent_=function(a){var b=this.getNodeFromEvent_(a);b&&a.type===goog.events.EventType.TOUCHEND&&setTimeout(function(){b.onClick_(a)},1)};
-Blockly.Toolbox.TreeControl.prototype.createNode=function(a){return new Blockly.Toolbox.TreeNode(this.toolbox_,a?goog.html.SafeHtml.htmlEscape(a):goog.html.SafeHtml.EMPTY,this.getConfig(),this.getDomHelper())};
+Blockly.Toolbox.TreeControl.prototype.createNode=function(a){a=a?goog.html.SafeHtml.htmlEscape(a):goog.html.SafeHtml.EMPTY;return new Blockly.Toolbox.TreeNode(this.toolbox_,a,this.getConfig(),this.getDomHelper())};
 Blockly.Toolbox.TreeControl.prototype.setSelectedItem=function(a){var b=this.toolbox_;if(a!=this.selectedItem_&&a!=b.tree_){b.lastCategory_&&(b.lastCategory_.getRowElement().style.backgroundColor="");if(a){var c=a.hexColour||"#57e";a.getRowElement().style.backgroundColor=c;b.addColour_(a)}c=this.getSelectedItem();goog.ui.tree.TreeControl.prototype.setSelectedItem.call(this,a);a&&a.blocks&&a.blocks.length?(b.flyout_.show(a.blocks),b.lastCategory_!=a&&b.flyout_.scrollToStart()):b.flyout_.hide();c!=
 a&&c!=this&&(c=new Blockly.Events.Ui(null,"category",c&&c.getHtml(),a&&a.getHtml()),c.workspaceId=b.workspace_.id,Blockly.Events.fire(c));a&&(b.lastCategory_=a)}};Blockly.Toolbox.TreeNode=function(a,b,c,d){goog.ui.tree.TreeNode.call(this,b,c,d);a&&(b=function(){Blockly.svgResize(a.workspace_)},goog.events.listen(a.tree_,goog.ui.tree.BaseNode.EventType.EXPAND,b),goog.events.listen(a.tree_,goog.ui.tree.BaseNode.EventType.COLLAPSE,b))};goog.inherits(Blockly.Toolbox.TreeNode,goog.ui.tree.TreeNode);
 Blockly.Toolbox.TreeNode.prototype.getExpandIconSafeHtml=function(){return goog.html.SafeHtml.create("span")};Blockly.Toolbox.TreeNode.prototype.onClick_=function(a){this.hasChildren()&&this.isUserCollapsible_?(this.toggle(),this.select()):this.isSelected()?this.getTree().setSelectedItem(null):this.select();this.updateRow()};Blockly.Toolbox.TreeNode.prototype.onMouseDown=function(a){};Blockly.Toolbox.TreeNode.prototype.onDoubleClick_=function(a){};
 Blockly.Toolbox.TreeNode.prototype.onKeyDown=function(a){if(this.tree.toolbox_.horizontalLayout_){var b={},c=goog.events.KeyCodes.DOWN,d=goog.events.KeyCodes.UP;b[goog.events.KeyCodes.RIGHT]=this.rightToLeft_?d:c;b[goog.events.KeyCodes.LEFT]=this.rightToLeft_?c:d;b[goog.events.KeyCodes.UP]=goog.events.KeyCodes.LEFT;b[goog.events.KeyCodes.DOWN]=goog.events.KeyCodes.RIGHT;a.keyCode=b[a.keyCode]||a.keyCode}return Blockly.Toolbox.TreeNode.superClass_.onKeyDown.call(this,a)};
 Blockly.Toolbox.TreeSeparator=function(a){Blockly.Toolbox.TreeNode.call(this,null,goog.html.SafeHtml.EMPTY,a)};goog.inherits(Blockly.Toolbox.TreeSeparator,Blockly.Toolbox.TreeNode);Blockly.Css={};Blockly.Css.Cursor={OPEN:"handopen",CLOSED:"handclosed",DELETE:"handdelete"};Blockly.Css.currentCursor_="";Blockly.Css.styleSheet_=null;Blockly.Css.mediaPath_="";
 Blockly.Css.inject=function(a,b){if(!Blockly.Css.styleSheet_){var c=".blocklyDraggable {}\n";a&&(c+=Blockly.Css.CONTENT.join("\n"),Blockly.FieldDate&&(c+=Blockly.FieldDate.CSS.join("\n")));Blockly.Css.mediaPath_=b.replace(/[\\\/]$/,"");c=c.replace(/<<<PATH>>>/g,Blockly.Css.mediaPath_);var d=document.createElement("style");document.head.insertBefore(d,document.head.firstChild);c=document.createTextNode(c);d.appendChild(c);Blockly.Css.styleSheet_=d.sheet}};Blockly.Css.setCursor=function(a){console.warn("Deprecated call to Blockly.Css.setCursor.See https://github.com/google/blockly/issues/981 for context")};
-Blockly.Css.CONTENT=[".blocklySvg {","background-color: #fff;","outline: none;","overflow: hidden;","position: absolute;","display: block;","}",".blocklyWidgetDiv {","display: none;","position: absolute;","z-index: 99999;","}",".injectionDiv {","height: 100%;","position: relative;","overflow: hidden;","touch-action: none","}",".blocklyNonSelectable {","user-select: none;","-moz-user-select: none;","-webkit-user-select: none;","-ms-user-select: none;","}",".blocklyWsDragSurface {","display: none;",
-"position: absolute;","top: 0;","left: 0;","}",".blocklyWsDragSurface.blocklyOverflowVisible {","overflow: visible;","}",".blocklyBlockDragSurface {","display: none;","position: absolute;","top: 0;","left: 0;","right: 0;","bottom: 0;","overflow: visible !important;","z-index: 50;","}",".blocklyTooltipDiv {","background-color: #ffffc7;","border: 1px solid #ddc;","box-shadow: 4px 4px 20px 1px rgba(0,0,0,.15);","color: #000;","display: none;","font-family: sans-serif;","font-size: 9pt;","opacity: 0.9;",
-"padding: 2px;","position: absolute;","z-index: 100000;","}",".blocklyResizeSE {","cursor: se-resize;","fill: #aaa;","}",".blocklyResizeSW {","cursor: sw-resize;","fill: #aaa;","}",".blocklyResizeLine {","stroke: #888;","stroke-width: 1;","}",".blocklyHighlightedConnectionPath {","fill: none;","stroke: #fc3;","stroke-width: 4px;","}",".blocklyPathLight {","fill: none;","stroke-linecap: round;","stroke-width: 1;","}",".blocklySelected>.blocklyPath {","stroke: #fc3;","stroke-width: 3px;","}",".blocklySelected>.blocklyPathLight {",
-"display: none;","}",".blocklyDraggable {",'cursor: url("<<<PATH>>>/handopen.cur"), auto;',"cursor: grab;","cursor: -webkit-grab;","cursor: -moz-grab;","}",".blocklyDragging {",'cursor: url("<<<PATH>>>/handclosed.cur"), auto;',"cursor: grabbing;","cursor: -webkit-grabbing;","cursor: -moz-grabbing;","}",".blocklyDraggable:active {",'cursor: url("<<<PATH>>>/handclosed.cur"), auto;',"cursor: grabbing;","cursor: -webkit-grabbing;","cursor: -moz-grabbing;","}",".blocklyBlockDragSurface .blocklyDraggable {",
-'cursor: url("<<<PATH>>>/handclosed.cur"), auto;',"cursor: grabbing;","cursor: -webkit-grabbing;","cursor: -moz-grabbing;","}",".blocklyDragging.blocklyDraggingDelete {",'cursor: url("<<<PATH>>>/handdelete.cur"), auto;',"}",".blocklyToolboxDelete {",'cursor: url("<<<PATH>>>/handdelete.cur"), auto;',"}",".blocklyDragging>.blocklyPath,",".blocklyDragging>.blocklyPathLight {","fill-opacity: .8;","stroke-opacity: .8;","}",".blocklyDragging>.blocklyPathDark {","display: none;","}",".blocklyDisabled>.blocklyPath {",
-"fill-opacity: .5;","stroke-opacity: .5;","}",".blocklyDisabled>.blocklyPathLight,",".blocklyDisabled>.blocklyPathDark {","display: none;","}",".blocklyText {","cursor: default;","fill: #fff;","font-family: sans-serif;","font-size: 11pt;","}",".blocklyNonEditableText>text {","pointer-events: none;","}",".blocklyNonEditableText>rect,",".blocklyEditableText>rect {","fill: #fff;","fill-opacity: .6;","}",".blocklyNonEditableText>text,",".blocklyEditableText>text {","fill: #000;","}",".blocklyEditableText:hover>rect {",
-"stroke: #fff;","stroke-width: 2;","}",".blocklyBubbleText {","fill: #000;","}",".blocklyFlyout {","position: absolute;","z-index: 20;","}",".blocklyFlyoutButton {","fill: #888;","cursor: default;","}",".blocklyFlyoutButtonShadow {","fill: #666;","}",".blocklyFlyoutButton:hover {","fill: #aaa;","}",".blocklyFlyoutLabel {","cursor: default;","}",".blocklyFlyoutLabelBackground {","opacity: 0;","}",".blocklyFlyoutLabelText {","fill: #000;","}",".blocklySvg text, .blocklyBlockDragSurface text {","user-select: none;",
-"-moz-user-select: none;","-webkit-user-select: none;","cursor: inherit;","}",".blocklyHidden {","display: none;","}",".blocklyFieldDropdown:not(.blocklyHidden) {","display: block;","}",".blocklyIconGroup {","cursor: default;","}",".blocklyIconGroup:not(:hover),",".blocklyIconGroupReadonly {","opacity: .6;","}",".blocklyIconShape {","fill: #00f;","stroke: #fff;","stroke-width: 1px;","}",".blocklyIconSymbol {","fill: #fff;","}",".blocklyMinimalBody {","margin: 0;","padding: 0;","}",".blocklyCommentTextarea {",
-"background-color: #ffc;","border: 0;","margin: 0;","padding: 2px;","resize: none;","}",".blocklyHtmlInput {","border: none;","border-radius: 4px;","font-family: sans-serif;","height: 100%;","margin: 0;","outline: none;","padding: 0 1px;","width: 100%","}",".blocklyMainBackground {","stroke-width: 1;","stroke: #c6c6c6;","}",".blocklyMutatorBackground {","fill: #fff;","stroke: #ddd;","stroke-width: 1;","}",".blocklyFlyoutBackground {","fill: #ddd;","fill-opacity: .8;","}",".blocklyTransparentBackground {",
-"opacity: 0;","}",".blocklyMainWorkspaceScrollbar {","z-index: 20;","}",".blocklyFlyoutScrollbar {","z-index: 30;","}",".blocklyScrollbarHorizontal, .blocklyScrollbarVertical {","position: absolute;","outline: none;","}",".blocklyScrollbarBackground {","opacity: 0;","}",".blocklyScrollbarHandle {","fill: #ccc;","}",".blocklyScrollbarBackground:hover+.blocklyScrollbarHandle,",".blocklyScrollbarHandle:hover {","fill: #bbb;","}",".blocklyZoom>image {","opacity: .4;","}",".blocklyZoom>image:hover {",
-"opacity: .6;","}",".blocklyZoom>image:active {","opacity: .8;","}",".blocklyFlyout .blocklyScrollbarHandle {","fill: #bbb;","}",".blocklyFlyout .blocklyScrollbarBackground:hover+.blocklyScrollbarHandle,",".blocklyFlyout .blocklyScrollbarHandle:hover {","fill: #aaa;","}",".blocklyInvalidInput {","background: #faa;","}",".blocklyAngleCircle {","stroke: #444;","stroke-width: 1;","fill: #ddd;","fill-opacity: .8;","}",".blocklyAngleMarks {","stroke: #444;","stroke-width: 1;","}",".blocklyAngleGauge {",
-"fill: #f88;","fill-opacity: .8;","}",".blocklyAngleLine {","stroke: #f00;","stroke-width: 2;","stroke-linecap: round;","pointer-events: none;","}",".blocklyContextMenu {","border-radius: 4px;","}",".blocklyDropdownMenu {","padding: 0 !important;","}",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon {","background: url(<<<PATH>>>/sprites.png) no-repeat -48px -16px !important;","}",".blocklyToolboxDiv {","background-color: #ddd;",
-"overflow-x: visible;","overflow-y: auto;","position: absolute;","z-index: 70;","-webkit-tap-highlight-color: transparent;","}",".blocklyTreeRoot {","padding: 4px 0;","}",".blocklyTreeRoot:focus {","outline: none;","}",".blocklyTreeRow {","height: 22px;","line-height: 22px;","margin-bottom: 3px;","padding-right: 8px;","white-space: nowrap;","}",".blocklyHorizontalTree {","float: left;","margin: 1px 5px 8px 0;","}",".blocklyHorizontalTreeRtl {","float: right;","margin: 1px 0 8px 5px;","}",'.blocklyToolboxDiv[dir="RTL"] .blocklyTreeRow {',
-"margin-left: 8px;","}",".blocklyTreeRow:not(.blocklyTreeSelected):hover {","background-color: #e4e4e4;","}",".blocklyTreeSeparator {","border-bottom: solid #e5e5e5 1px;","height: 0;","margin: 5px 0;","}",".blocklyTreeSeparatorHorizontal {","border-right: solid #e5e5e5 1px;","width: 0;","padding: 5px 0;","margin: 0 5px;","}",".blocklyTreeIcon {","background-image: url(<<<PATH>>>/sprites.png);","height: 16px;","vertical-align: middle;","width: 16px;","}",".blocklyTreeIconClosedLtr {","background-position: -32px -1px;",
-"}",".blocklyTreeIconClosedRtl {","background-position: 0px -1px;","}",".blocklyTreeIconOpen {","background-position: -16px -1px;","}",".blocklyTreeSelected>.blocklyTreeIconClosedLtr {","background-position: -32px -17px;","}",".blocklyTreeSelected>.blocklyTreeIconClosedRtl {","background-position: 0px -17px;","}",".blocklyTreeSelected>.blocklyTreeIconOpen {","background-position: -16px -17px;","}",".blocklyTreeIconNone,",".blocklyTreeSelected>.blocklyTreeIconNone {","background-position: -48px -1px;",
-"}",".blocklyTreeLabel {","cursor: default;","font-family: sans-serif;","font-size: 16px;","padding: 0 3px;","vertical-align: middle;","}",".blocklyToolboxDelete .blocklyTreeLabel {",'cursor: url("<<<PATH>>>/handdelete.cur"), auto;',"}",".blocklyTreeSelected .blocklyTreeLabel {","color: #fff;","}",".blocklyWidgetDiv .goog-palette {","outline: none;","cursor: default;","}",".blocklyWidgetDiv .goog-palette-table {","border: 1px solid #666;","border-collapse: collapse;","}",".blocklyWidgetDiv .goog-palette-cell {",
-"height: 13px;","width: 15px;","margin: 0;","border: 0;","text-align: center;","vertical-align: middle;","border-right: 1px solid #666;","font-size: 1px;","}",".blocklyWidgetDiv .goog-palette-colorswatch {","position: relative;","height: 13px;","width: 15px;","border: 1px solid #666;","}",".blocklyWidgetDiv .goog-palette-cell-hover .goog-palette-colorswatch {","border: 1px solid #FFF;","}",".blocklyWidgetDiv .goog-palette-cell-selected .goog-palette-colorswatch {","border: 1px solid #000;","color: #fff;",
-"}",".blocklyWidgetDiv .goog-menu {","background: #fff;","border-color: #ccc #666 #666 #ccc;","border-style: solid;","border-width: 1px;","cursor: default;","font: normal 13px Arial, sans-serif;","margin: 0;","outline: none;","padding: 4px 0;","position: absolute;","overflow-y: auto;","overflow-x: hidden;","max-height: 100%;","z-index: 20000;","}",".blocklyWidgetDiv .goog-menuitem {","color: #000;","font: normal 13px Arial, sans-serif;","list-style: none;","margin: 0;","padding: 4px 7em 4px 28px;",
-"white-space: nowrap;","}",".blocklyWidgetDiv .goog-menuitem.goog-menuitem-rtl {","padding-left: 7em;","padding-right: 28px;","}",".blocklyWidgetDiv .goog-menu-nocheckbox .goog-menuitem,",".blocklyWidgetDiv .goog-menu-noicon .goog-menuitem {","padding-left: 12px;","}",".blocklyWidgetDiv .goog-menu-noaccel .goog-menuitem {","padding-right: 20px;","}",".blocklyWidgetDiv .goog-menuitem-content {","color: #000;","font: normal 13px Arial, sans-serif;","}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-accel,",
-".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-content {","color: #ccc !important;","}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-icon {","opacity: 0.3;","-moz-opacity: 0.3;","filter: alpha(opacity=30);","}",".blocklyWidgetDiv .goog-menuitem-highlight,",".blocklyWidgetDiv .goog-menuitem-hover {","background-color: #d6e9f8;","border-color: #d6e9f8;","border-style: dotted;","border-width: 1px 0;","padding-bottom: 3px;","padding-top: 3px;","}",".blocklyWidgetDiv .goog-menuitem-checkbox,",
-".blocklyWidgetDiv .goog-menuitem-icon {","background-repeat: no-repeat;","height: 16px;","left: 6px;","position: absolute;","right: auto;","vertical-align: middle;","width: 16px;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-icon {","left: auto;","right: 6px;","}",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon {","background: url(//ssl.gstatic.com/editor/editortoolbar.png) no-repeat -512px 0;",
+Blockly.Css.CONTENT=[".blocklySvg {","background-color: #fff;","outline: none;","overflow: hidden;","position: absolute;","display: block;","}",".blocklyWidgetDiv {","display: none;","position: absolute;","z-index: 99999;","}",".injectionDiv {","height: 100%;","position: relative;","overflow: hidden;","touch-action: none","}",".blocklyNonSelectable {","user-select: none;","-moz-user-select: none;","-ms-user-select: none;","-webkit-user-select: none;","}",".blocklyWsDragSurface {","display: none;",
+"position: absolute;","top: 0;","left: 0;","}",".blocklyWsDragSurface.blocklyOverflowVisible {","overflow: visible;","}",".blocklyBlockDragSurface {","display: none;","position: absolute;","top: 0;","left: 0;","right: 0;","bottom: 0;","overflow: visible !important;","z-index: 50;","}",".blocklyTooltipDiv {","background-color: #ffffc7;","border: 1px solid #ddc;","box-shadow: 4px 4px 20px 1px rgba(0,0,0,.15);","color: #000;","display: none;","font-family: sans-serif;","font-size: 9pt;","opacity: .9;",
+"padding: 2px;","position: absolute;","z-index: 100000;","}",".blocklyResizeSE {","cursor: se-resize;","fill: #aaa;","}",".blocklyResizeSW {","cursor: sw-resize;","fill: #aaa;","}",".blocklyResizeLine {","stroke: #515A5A;","stroke-width: 1;","}",".blocklyHighlightedConnectionPath {","fill: none;","stroke: #fc3;","stroke-width: 4px;","}",".blocklyPathLight {","fill: none;","stroke-linecap: round;","stroke-width: 1;","}",".blocklySelected>.blocklyPath {","stroke: #fc3;","stroke-width: 3px;","}",".blocklySelected>.blocklyPathLight {",
+"display: none;","}",".blocklyDraggable {",'cursor: url("<<<PATH>>>/handopen.cur"), auto;',"cursor: grab;","cursor: -webkit-grab;","}",".blocklyDragging {",'cursor: url("<<<PATH>>>/handclosed.cur"), auto;',"cursor: grabbing;","cursor: -webkit-grabbing;","}",".blocklyDraggable:active {",'cursor: url("<<<PATH>>>/handclosed.cur"), auto;',"cursor: grabbing;","cursor: -webkit-grabbing;","}",".blocklyBlockDragSurface .blocklyDraggable {",'cursor: url("<<<PATH>>>/handclosed.cur"), auto;',"cursor: grabbing;",
+"cursor: -webkit-grabbing;","}",".blocklyDragging.blocklyDraggingDelete {",'cursor: url("<<<PATH>>>/handdelete.cur"), auto;',"}",".blocklyToolboxDelete {",'cursor: url("<<<PATH>>>/handdelete.cur"), auto;',"}",".blocklyToolboxGrab {",'cursor: url("<<<PATH>>>/handclosed.cur"), auto;',"cursor: grabbing;","cursor: -webkit-grabbing;","}",".blocklyDragging>.blocklyPath,",".blocklyDragging>.blocklyPathLight {","fill-opacity: .8;","stroke-opacity: .8;","}",".blocklyDragging>.blocklyPathDark {","display: none;",
+"}",".blocklyDisabled>.blocklyPath {","fill-opacity: .5;","stroke-opacity: .5;","}",".blocklyDisabled>.blocklyPathLight,",".blocklyDisabled>.blocklyPathDark {","display: none;","}",".blocklyText {","cursor: default;","fill: #fff;","font-family: sans-serif;","font-size: 11pt;","}",".blocklyNonEditableText>text {","pointer-events: none;","}",".blocklyNonEditableText>rect,",".blocklyEditableText>rect {","fill: #fff;","fill-opacity: .6;","}",".blocklyNonEditableText>text,",".blocklyEditableText>text {",
+"fill: #000;","}",".blocklyEditableText:hover>rect {","stroke: #fff;","stroke-width: 2;","}",".blocklyBubbleText {","fill: #000;","}",".blocklyFlyout {","position: absolute;","z-index: 20;","}",".blocklyFlyoutButton {","fill: #888;","cursor: default;","}",".blocklyFlyoutButtonShadow {","fill: #666;","}",".blocklyFlyoutButton:hover {","fill: #aaa;","}",".blocklyFlyoutLabel {","cursor: default;","}",".blocklyFlyoutLabelBackground {","opacity: 0;","}",".blocklyFlyoutLabelText {","fill: #000;","}",".blocklySvg text, .blocklyBlockDragSurface text {",
+"user-select: none;","-moz-user-select: none;","-ms-user-select: none;","-webkit-user-select: none;","cursor: inherit;","}",".blocklyHidden {","display: none;","}",".blocklyFieldDropdown:not(.blocklyHidden) {","display: block;","}",".blocklyIconGroup {","cursor: default;","}",".blocklyIconGroup:not(:hover),",".blocklyIconGroupReadonly {","opacity: .6;","}",".blocklyIconShape {","fill: #00f;","stroke: #fff;","stroke-width: 1px;","}",".blocklyIconSymbol {","fill: #fff;","}",".blocklyMinimalBody {",
+"margin: 0;","padding: 0;","}",".blocklyCommentForeignObject {","position: relative;","z-index: 0;","}",".blocklyCommentRect {","fill: #E7DE8E;","stroke: #bcA903;","stroke-width: 1px","}",".blocklyCommentTarget {","fill: transparent;","stroke: #bcA903;","}",".blocklyCommentTargetFocused {","fill: none;","}",".blocklyCommentHandleTarget {","fill: none;","}",".blocklyCommentHandleTargetFocused {","fill: transparent;","}",".blocklyFocused>.blocklyCommentRect {","fill: #B9B272;","stroke: #B9B272;","}",
+".blocklySelected>.blocklyCommentTarget {","stroke: #fc3;","stroke-width: 3px;","}",".blocklyCommentTextarea {","background-color: #fef49c;","border: 0;","outline: 0;","margin: 0;","padding: 3px;","resize: none;","display: block;","overflow: hidden;","}",".blocklyCommentDeleteIcon {","cursor: pointer;","fill: #000;","display: none","}",".blocklySelected > .blocklyCommentDeleteIcon {","display: block","}",".blocklyDeleteIconShape {","fill: #000;","stroke: #000;","stroke-width: 1px;","}",".blocklyDeleteIconShape.blocklyDeleteIconHighlighted {",
+"stroke: #fc3;","}",".blocklyHtmlInput {","border: none;","border-radius: 4px;","font-family: sans-serif;","height: 100%;","margin: 0;","outline: none;","padding: 0 1px;","width: 100%","}",".blocklyMainBackground {","stroke-width: 1;","stroke: #c6c6c6;","}",".blocklyMutatorBackground {","fill: #fff;","stroke: #ddd;","stroke-width: 1;","}",".blocklyFlyoutBackground {","fill: #ddd;","fill-opacity: .8;","}",".blocklyTransparentBackground {","opacity: 0;","}",".blocklyMainWorkspaceScrollbar {","z-index: 20;",
+"}",".blocklyFlyoutScrollbar {","z-index: 30;","}",".blocklyScrollbarHorizontal, .blocklyScrollbarVertical {","position: absolute;","outline: none;","}",".blocklyScrollbarBackground {","opacity: 0;","}",".blocklyScrollbarHandle {","fill: #ccc;","}",".blocklyScrollbarBackground:hover+.blocklyScrollbarHandle,",".blocklyScrollbarHandle:hover {","fill: #bbb;","}",".blocklyZoom>image {","opacity: .4;","}",".blocklyZoom>image:hover {","opacity: .6;","}",".blocklyZoom>image:active {","opacity: .8;","}",
+".blocklyFlyout .blocklyScrollbarHandle {","fill: #bbb;","}",".blocklyFlyout .blocklyScrollbarBackground:hover+.blocklyScrollbarHandle,",".blocklyFlyout .blocklyScrollbarHandle:hover {","fill: #aaa;","}",".blocklyInvalidInput {","background: #faa;","}",".blocklyAngleCircle {","stroke: #444;","stroke-width: 1;","fill: #ddd;","fill-opacity: .8;","}",".blocklyAngleMarks {","stroke: #444;","stroke-width: 1;","}",".blocklyAngleGauge {","fill: #f88;","fill-opacity: .8;","}",".blocklyAngleLine {","stroke: #f00;",
+"stroke-width: 2;","stroke-linecap: round;","pointer-events: none;","}",".blocklyContextMenu {","border-radius: 4px;","}",".blocklyDropdownMenu {","padding: 0 !important;","}",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon {","background: url(<<<PATH>>>/sprites.png) no-repeat -48px -16px !important;","}",".blocklyToolboxDiv {","background-color: #ddd;","overflow-x: visible;","overflow-y: auto;","position: absolute;",
+"user-select: none;","-moz-user-select: none;","-ms-user-select: none;","-webkit-user-select: none;","z-index: 70;","-webkit-tap-highlight-color: transparent;","}",".blocklyTreeRoot {","padding: 4px 0;","}",".blocklyTreeRoot:focus {","outline: none;","}",".blocklyTreeRow {","height: 22px;","line-height: 22px;","margin-bottom: 3px;","padding-right: 8px;","white-space: nowrap;","}",".blocklyHorizontalTree {","float: left;","margin: 1px 5px 8px 0;","}",".blocklyHorizontalTreeRtl {","float: right;","margin: 1px 0 8px 5px;",
+"}",'.blocklyToolboxDiv[dir="RTL"] .blocklyTreeRow {',"margin-left: 8px;","}",".blocklyTreeRow:not(.blocklyTreeSelected):hover {","background-color: #e4e4e4;","}",".blocklyTreeSeparator {","border-bottom: solid #e5e5e5 1px;","height: 0;","margin: 5px 0;","}",".blocklyTreeSeparatorHorizontal {","border-right: solid #e5e5e5 1px;","width: 0;","padding: 5px 0;","margin: 0 5px;","}",".blocklyTreeIcon {","background-image: url(<<<PATH>>>/sprites.png);","height: 16px;","vertical-align: middle;","width: 16px;",
+"}",".blocklyTreeIconClosedLtr {","background-position: -32px -1px;","}",".blocklyTreeIconClosedRtl {","background-position: 0 -1px;","}",".blocklyTreeIconOpen {","background-position: -16px -1px;","}",".blocklyTreeSelected>.blocklyTreeIconClosedLtr {","background-position: -32px -17px;","}",".blocklyTreeSelected>.blocklyTreeIconClosedRtl {","background-position: 0 -17px;","}",".blocklyTreeSelected>.blocklyTreeIconOpen {","background-position: -16px -17px;","}",".blocklyTreeIconNone,",".blocklyTreeSelected>.blocklyTreeIconNone {",
+"background-position: -48px -1px;","}",".blocklyTreeLabel {","cursor: default;","font-family: sans-serif;","font-size: 16px;","padding: 0 3px;","vertical-align: middle;","}",".blocklyToolboxDelete .blocklyTreeLabel {",'cursor: url("<<<PATH>>>/handdelete.cur"), auto;',"}",".blocklyTreeSelected .blocklyTreeLabel {","color: #fff;","}",".blocklyWidgetDiv .goog-palette {","outline: none;","cursor: default;","}",".blocklyWidgetDiv .goog-palette-table {","border: 1px solid #666;","border-collapse: collapse;",
+"}",".blocklyWidgetDiv .goog-palette-cell {","height: 13px;","width: 15px;","margin: 0;","border: 0;","text-align: center;","vertical-align: middle;","border-right: 1px solid #666;","font-size: 1px;","}",".blocklyWidgetDiv .goog-palette-colorswatch {","position: relative;","height: 13px;","width: 15px;","border: 1px solid #666;","}",".blocklyWidgetDiv .goog-palette-cell-hover .goog-palette-colorswatch {","border: 1px solid #FFF;","}",".blocklyWidgetDiv .goog-palette-cell-selected .goog-palette-colorswatch {",
+"border: 1px solid #000;","color: #fff;","}",".blocklyWidgetDiv .goog-menu {","background: #fff;","border-color: #ccc #666 #666 #ccc;","border-style: solid;","border-width: 1px;","cursor: default;","font: normal 13px Arial, sans-serif;","margin: 0;","outline: none;","padding: 4px 0;","position: absolute;","overflow-y: auto;","overflow-x: hidden;","max-height: 100%;","z-index: 20000;","}",".blocklyWidgetDiv .goog-menuitem {","color: #000;","font: normal 13px Arial, sans-serif;","list-style: none;",
+"margin: 0;","padding: 4px 7em 4px 28px;","white-space: nowrap;","}",".blocklyWidgetDiv .goog-menuitem.goog-menuitem-rtl {","padding-left: 7em;","padding-right: 28px;","}",".blocklyWidgetDiv .goog-menu-nocheckbox .goog-menuitem,",".blocklyWidgetDiv .goog-menu-noicon .goog-menuitem {","padding-left: 12px;","}",".blocklyWidgetDiv .goog-menu-noaccel .goog-menuitem {","padding-right: 20px;","}",".blocklyWidgetDiv .goog-menuitem-content {","color: #000;","font: normal 13px Arial, sans-serif;","}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-accel,",
+".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-content {","color: #ccc !important;","}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-icon {","opacity: 0.3;","filter: alpha(opacity=30);","}",".blocklyWidgetDiv .goog-menuitem-highlight,",".blocklyWidgetDiv .goog-menuitem-hover {","background-color: #d6e9f8;","border-color: #d6e9f8;","border-style: dotted;","border-width: 1px 0;","padding-bottom: 3px;","padding-top: 3px;","}",".blocklyWidgetDiv .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-icon {",
+"background-repeat: no-repeat;","height: 16px;","left: 6px;","position: absolute;","right: auto;","vertical-align: middle;","width: 16px;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-icon {","left: auto;","right: 6px;","}",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon {","background: url(//ssl.gstatic.com/editor/editortoolbar.png) no-repeat -512px 0;",
 "}",".blocklyWidgetDiv .goog-menuitem-accel {","color: #999;","direction: ltr;","left: auto;","padding: 0 6px;","position: absolute;","right: 0;","text-align: right;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-accel {","left: 0;","right: auto;","text-align: left;","}",".blocklyWidgetDiv .goog-menuitem-mnemonic-hint {","text-decoration: underline;","}",".blocklyWidgetDiv .goog-menuitem-mnemonic-separator {","color: #999;","font-size: 12px;","padding-left: 4px;","}",".blocklyWidgetDiv .goog-menuseparator {",
 "border-top: 1px solid #ccc;","margin: 4px 0;","padding: 0;","}",""];Blockly.WidgetDiv={};Blockly.WidgetDiv.DIV=null;Blockly.WidgetDiv.owner_=null;Blockly.WidgetDiv.dispose_=null;Blockly.WidgetDiv.createDom=function(){Blockly.WidgetDiv.DIV||(Blockly.WidgetDiv.DIV=goog.dom.createDom("DIV","blocklyWidgetDiv"),document.body.appendChild(Blockly.WidgetDiv.DIV))};
 Blockly.WidgetDiv.show=function(a,b,c){Blockly.WidgetDiv.hide();Blockly.WidgetDiv.owner_=a;Blockly.WidgetDiv.dispose_=c;a=goog.style.getViewportPageOffset(document);Blockly.WidgetDiv.DIV.style.top=a.y+"px";Blockly.WidgetDiv.DIV.style.direction=b?"rtl":"ltr";Blockly.WidgetDiv.DIV.style.display="block"};
 Blockly.WidgetDiv.hide=function(){Blockly.WidgetDiv.owner_&&(Blockly.WidgetDiv.owner_=null,Blockly.WidgetDiv.DIV.style.display="none",Blockly.WidgetDiv.DIV.style.left="",Blockly.WidgetDiv.DIV.style.top="",Blockly.WidgetDiv.dispose_&&Blockly.WidgetDiv.dispose_(),Blockly.WidgetDiv.dispose_=null,goog.dom.removeChildren(Blockly.WidgetDiv.DIV))};Blockly.WidgetDiv.isVisible=function(){return!!Blockly.WidgetDiv.owner_};Blockly.WidgetDiv.hideIfOwner=function(a){Blockly.WidgetDiv.owner_==a&&Blockly.WidgetDiv.hide()};
 Blockly.WidgetDiv.position=function(a,b,c,d,e){b<d.y&&(b=d.y);e?a>c.width+d.x&&(a=c.width+d.x):a<d.x&&(a=d.x);Blockly.WidgetDiv.positionInternal_(a,b,c.height)};Blockly.WidgetDiv.positionInternal_=function(a,b,c){Blockly.WidgetDiv.DIV.style.left=a+"px";Blockly.WidgetDiv.DIV.style.top=b+"px";Blockly.WidgetDiv.DIV.style.height=c+"px"};
-Blockly.WidgetDiv.positionWithAnchor=function(a,b,c,d){var e=Blockly.WidgetDiv.calculateY_(a,b,c);a=Blockly.WidgetDiv.calculateX_(a,b,c,d);Blockly.WidgetDiv.positionInternal_(a,e,c.height)};Blockly.WidgetDiv.calculateX_=function(a,b,c,d){if(d)return b=Math.max(b.right-c.width,a.left),Math.min(b,a.right-c.width);b=Math.min(b.left,a.right-c.width);return Math.max(b,a.left)};Blockly.WidgetDiv.calculateY_=function(a,b,c){return b.bottom+c.height>=a.bottom?b.top-c.height:b.bottom};Blockly.inject=function(a,b){goog.isString(a)&&(a=document.getElementById(a)||document.querySelector(a));if(!goog.dom.contains(document,a))throw"Error: container is not in current document.";var c=new Blockly.Options(b||{}),d=goog.dom.createDom("DIV","injectionDiv");a.appendChild(d);var e=Blockly.createDom_(d,c),f=new Blockly.BlockDragSurfaceSvg(d);d=new Blockly.WorkspaceDragSurfaceSvg(d);c=Blockly.createMainWorkspace_(e,c,f,d);Blockly.init_(c);Blockly.mainWorkspace=c;Blockly.svgResize(c);return c};
+Blockly.WidgetDiv.positionWithAnchor=function(a,b,c,d){var e=Blockly.WidgetDiv.calculateY_(a,b,c);a=Blockly.WidgetDiv.calculateX_(a,b,c,d);Blockly.WidgetDiv.positionInternal_(a,e,c.height)};Blockly.WidgetDiv.calculateX_=function(a,b,c,d){if(d)return b=Math.max(b.right-c.width,a.left),Math.min(b,a.right-c.width);b=Math.min(b.left,a.right-c.width);return Math.max(b,a.left)};Blockly.WidgetDiv.calculateY_=function(a,b,c){return b.bottom+c.height>=a.bottom?b.top-c.height:b.bottom};Blockly.inject=function(a,b){Blockly.checkBlockColourConstants();goog.isString(a)&&(a=document.getElementById(a)||document.querySelector(a));if(!goog.dom.contains(document,a))throw"Error: container is not in current document.";var c=new Blockly.Options(b||{}),d=goog.dom.createDom("DIV","injectionDiv");a.appendChild(d);var e=Blockly.createDom_(d,c),f=new Blockly.BlockDragSurfaceSvg(d);d=new Blockly.WorkspaceDragSurfaceSvg(d);c=Blockly.createMainWorkspace_(e,c,f,d);Blockly.init_(c);Blockly.mainWorkspace=
+c;Blockly.svgResize(c);return c};
 Blockly.createDom_=function(a,b){a.setAttribute("dir","LTR");goog.ui.Component.setDefaultRightToLeft(b.RTL);Blockly.Css.inject(b.hasCss,b.pathToMedia);var c=Blockly.utils.createSvgElement("svg",{xmlns:"http://www.w3.org/2000/svg","xmlns:html":"http://www.w3.org/1999/xhtml","xmlns:xlink":"http://www.w3.org/1999/xlink",version:"1.1","class":"blocklySvg"},a),d=Blockly.utils.createSvgElement("defs",{},c),e=String(Math.random()).substring(2),f=Blockly.utils.createSvgElement("filter",{id:"blocklyEmbossFilter"+
 e},d);Blockly.utils.createSvgElement("feGaussianBlur",{"in":"SourceAlpha",stdDeviation:1,result:"blur"},f);var g=Blockly.utils.createSvgElement("feSpecularLighting",{"in":"blur",surfaceScale:1,specularConstant:.5,specularExponent:10,"lighting-color":"white",result:"specOut"},f);Blockly.utils.createSvgElement("fePointLight",{x:-5E3,y:-1E4,z:2E4},g);Blockly.utils.createSvgElement("feComposite",{"in":"specOut",in2:"SourceAlpha",operator:"in",result:"specOut"},f);Blockly.utils.createSvgElement("feComposite",
 {"in":"SourceGraphic",in2:"specOut",operator:"arithmetic",k1:0,k2:1,k3:1,k4:0},f);b.embossFilterId=f.id;f=Blockly.utils.createSvgElement("pattern",{id:"blocklyDisabledPattern"+e,patternUnits:"userSpaceOnUse",width:10,height:10},d);Blockly.utils.createSvgElement("rect",{width:10,height:10,fill:"#aaa"},f);Blockly.utils.createSvgElement("path",{d:"M 0 0 L 10 10 M 10 0 L 0 10",stroke:"#cc0"},f);b.disabledPatternId=f.id;b.gridPattern=Blockly.Grid.createDom(e,b.gridOptions,d);return c};
 Blockly.createMainWorkspace_=function(a,b,c,d){b.parentWorkspace=null;var e=new Blockly.WorkspaceSvg(b,c,d);e.scale=b.zoomOptions.startScale;a.appendChild(e.createDom("blocklyMainBackground"));!b.hasCategories&&b.languageTree&&(c=e.addFlyout_("svg"),Blockly.utils.insertAfter_(c,a));e.translate(0,0);Blockly.mainWorkspace=e;b.readOnly||b.hasScrollbars||e.addChangeListener(function(){if(!e.isDragging()){var a=e.getMetrics(),c=a.viewLeft+a.absoluteLeft,d=a.viewTop+a.absoluteTop;if(a.contentTop<d||a.contentTop+
-a.contentHeight>a.viewHeight+d||a.contentLeft<(b.RTL?a.viewLeft:c)||a.contentLeft+a.contentWidth>(b.RTL?a.viewWidth:a.viewWidth+c))for(var k=e.getTopBlocks(!1),n=0,p;p=k[n];n++){var l=p.getRelativeToSurfaceXY(),m=p.getHeightWidth(),q=d+25-m.height-l.y;0<q&&p.moveBy(0,q);q=d+a.viewHeight-25-l.y;0>q&&p.moveBy(0,q);q=25+c-l.x-(b.RTL?0:m.width);0<q&&p.moveBy(q,0);l=c+a.viewWidth-25-l.x+(b.RTL?m.width:0);0>l&&p.moveBy(l,0)}}});Blockly.svgResize(e);Blockly.WidgetDiv.createDom();Blockly.Tooltip.createDom();
+a.contentHeight>a.viewHeight+d||a.contentLeft<(b.RTL?a.viewLeft:c)||a.contentLeft+a.contentWidth>(b.RTL?a.viewWidth:a.viewWidth+c))for(var k=e.getTopBlocks(!1),l=0,n;n=k[l];l++){var m=n.getRelativeToSurfaceXY(),p=n.getHeightWidth(),q=d+25-p.height-m.y;0<q&&n.moveBy(0,q);q=d+a.viewHeight-25-m.y;0>q&&n.moveBy(0,q);q=25+c-m.x-(b.RTL?0:p.width);0<q&&n.moveBy(q,0);m=c+a.viewWidth-25-m.x+(b.RTL?p.width:0);0>m&&n.moveBy(m,0)}}});Blockly.svgResize(e);Blockly.WidgetDiv.createDom();Blockly.Tooltip.createDom();
 return e};
 Blockly.init_=function(a){var b=a.options,c=a.getParentSvg();Blockly.bindEventWithChecks_(c.parentNode,"contextmenu",null,function(a){Blockly.utils.isTargetInput(a)||a.preventDefault()});c=Blockly.bindEventWithChecks_(window,"resize",null,function(){Blockly.hideChaff(!0);Blockly.svgResize(a)});a.setResizeHandlerWrapper(c);Blockly.inject.bindDocumentEvents_();b.languageTree&&(a.toolbox_?a.toolbox_.init(a):a.flyout_&&(a.flyout_.init(a),a.flyout_.show(b.languageTree.childNodes),a.flyout_.scrollToStart(),a.scrollX=
 a.flyout_.width_,b.toolboxPosition==Blockly.TOOLBOX_AT_RIGHT&&(a.scrollX*=-1),a.translate(a.scrollX,0)));b.hasScrollbars&&(a.scrollbar=new Blockly.ScrollbarPair(a),a.scrollbar.resize());b.hasSounds&&Blockly.inject.loadSounds_(b.pathToMedia,a)};
@@ -1595,11 +1740,17 @@ Blockly.inject.loadSounds_=function(a,b){var c=b.getAudioManager();c.load([a+"cl
 Blockly.updateToolbox=function(a){console.warn("Deprecated call to Blockly.updateToolbox, use workspace.updateToolbox instead.");Blockly.getMainWorkspace().updateToolbox(a)};var CLOSURE_DEFINES={"goog.DEBUG":!1};Blockly.mainWorkspace=null;Blockly.selected=null;Blockly.draggingConnections_=[];Blockly.clipboardXml_=null;Blockly.clipboardSource_=null;Blockly.cache3dSupported_=null;Blockly.hueToRgb=function(a){return goog.color.hsvToHex(a,Blockly.HSV_SATURATION,255*Blockly.HSV_VALUE)};Blockly.svgSize=function(a){return{width:a.cachedWidth_,height:a.cachedHeight_}};Blockly.resizeSvgContents=function(a){a.resizeContents()};
 Blockly.svgResize=function(a){for(;a.options.parentWorkspace;)a=a.options.parentWorkspace;var b=a.getParentSvg(),c=b.parentNode;if(c){var d=c.offsetWidth;c=c.offsetHeight;b.cachedWidth_!=d&&(b.setAttribute("width",d+"px"),b.cachedWidth_=d);b.cachedHeight_!=c&&(b.setAttribute("height",c+"px"),b.cachedHeight_=c);a.resize()}};
 Blockly.onKeyDown_=function(a){if(!Blockly.mainWorkspace.options.readOnly&&!Blockly.utils.isTargetInput(a)){var b=!1;if(27==a.keyCode)Blockly.hideChaff();else if(8==a.keyCode||46==a.keyCode){a.preventDefault();if(Blockly.mainWorkspace.isDragging())return;Blockly.selected&&Blockly.selected.isDeletable()&&(b=!0)}else if(a.altKey||a.ctrlKey||a.metaKey){if(Blockly.mainWorkspace.isDragging())return;Blockly.selected&&Blockly.selected.isDeletable()&&Blockly.selected.isMovable()&&(67==a.keyCode?(Blockly.hideChaff(),
-Blockly.copy_(Blockly.selected)):88==a.keyCode&&(Blockly.copy_(Blockly.selected),b=!0));86==a.keyCode?Blockly.clipboardXml_&&(Blockly.Events.setGroup(!0),Blockly.clipboardSource_.paste(Blockly.clipboardXml_),Blockly.Events.setGroup(!1)):90==a.keyCode&&(Blockly.hideChaff(),Blockly.mainWorkspace.undo(a.shiftKey))}b&&(Blockly.Events.setGroup(!0),Blockly.hideChaff(),Blockly.selected.dispose(!0,!0),Blockly.Events.setGroup(!1))}};
-Blockly.copy_=function(a){var b=Blockly.Xml.blockToDom(a);Blockly.Xml.deleteNext(b);var c=a.getRelativeToSurfaceXY();b.setAttribute("x",a.RTL?-c.x:c.x);b.setAttribute("y",c.y);Blockly.clipboardXml_=b;Blockly.clipboardSource_=a.workspace};Blockly.duplicate_=function(a){var b=Blockly.clipboardXml_,c=Blockly.clipboardSource_;Blockly.copy_(a);a.workspace.paste(Blockly.clipboardXml_);Blockly.clipboardXml_=b;Blockly.clipboardSource_=c};
-Blockly.onContextMenu_=function(a){Blockly.utils.isTargetInput(a)||a.preventDefault()};Blockly.hideChaff=function(a){Blockly.Tooltip.hide();Blockly.WidgetDiv.hide();a||(a=Blockly.getMainWorkspace(),a.toolbox_&&a.toolbox_.flyout_&&a.toolbox_.flyout_.autoClose&&a.toolbox_.clearSelection())};Blockly.addChangeListener=function(a){console.warn("Deprecated call to Blockly.addChangeListener, use workspace.addChangeListener instead.");return Blockly.getMainWorkspace().addChangeListener(a)};
-Blockly.getMainWorkspace=function(){return Blockly.mainWorkspace};Blockly.alert=function(a,b){window.alert(a);b&&b()};Blockly.confirm=function(a,b){b(window.confirm(a))};Blockly.prompt=function(a,b,c){c(window.prompt(a,b))};Blockly.jsonInitFactory_=function(a){return function(){this.jsonInit(a)}};
-Blockly.defineBlocksWithJsonArray=function(a){for(var b=0,c;c=a[b];b++){var d=c.type;null==d||""===d?console.warn("Block definition #"+b+" in JSON array is missing a type attribute. Skipping."):(Blockly.Blocks[d]&&console.warn("Block definition #"+b+' in JSON array overwrites prior definition of "'+d+'".'),Blockly.Blocks[d]={init:Blockly.jsonInitFactory_(c)})}};
-Blockly.bindEventWithChecks_=function(a,b,c,d,e,f){var g=!1,h=function(a){var b=!e;a=Blockly.Touch.splitEventByTouches(a);for(var f=0,h;h=a[f];f++)if(!b||Blockly.Touch.shouldHandleEvent(h))Blockly.Touch.setClientFromTouch(h),c?d.call(c,h):d(h),g=!0};a.addEventListener(b,h,!1);var k=[[a,b,h]];if(b in Blockly.Touch.TOUCH_MAP)for(var n=function(a){h(a);var b=!f;g&&b&&a.preventDefault()},p=0,l;l=Blockly.Touch.TOUCH_MAP[b][p];p++)a.addEventListener(l,n,!1),k.push([a,l,n]);return k};
-Blockly.bindEvent_=function(a,b,c,d){var e=function(a){c?d.call(c,a):d(a)};a.addEventListener(b,e,!1);var f=[[a,b,e]];if(b in Blockly.Touch.TOUCH_MAP)for(var g=function(a){if(1==a.changedTouches.length){var b=a.changedTouches[0];a.clientX=b.clientX;a.clientY=b.clientY}e(a);a.preventDefault()},h=0,k;k=Blockly.Touch.TOUCH_MAP[b][h];h++)a.addEventListener(k,g,!1),f.push([a,k,g]);return f};Blockly.unbindEvent_=function(a){for(;a.length;){var b=a.pop(),c=b[2];b[0].removeEventListener(b[1],c,!1)}return c};
-Blockly.isNumber=function(a){return/^\s*-?\d+(\.\d+)?\s*$/.test(a)};goog.global.console||(goog.global.console={log:function(){},warn:function(){}});goog.global.Blockly||(goog.global.Blockly={});goog.global.Blockly.getMainWorkspace=Blockly.getMainWorkspace;goog.global.Blockly.addChangeListener=Blockly.addChangeListener;
\ No newline at end of file
+Blockly.copy_(Blockly.selected)):88!=a.keyCode||Blockly.selected.workspace.isFlyout||(Blockly.copy_(Blockly.selected),b=!0));86==a.keyCode?Blockly.clipboardXml_&&(Blockly.Events.setGroup(!0),a=Blockly.clipboardSource_,a.isFlyout&&(a=a.targetWorkspace),a.paste(Blockly.clipboardXml_),Blockly.Events.setGroup(!1)):90==a.keyCode&&(Blockly.hideChaff(),Blockly.mainWorkspace.undo(a.shiftKey))}b&&!Blockly.selected.workspace.isFlyout&&(Blockly.Events.setGroup(!0),Blockly.hideChaff(),Blockly.selected.dispose(!0,
+!0),Blockly.Events.setGroup(!1))}};Blockly.copy_=function(a){if(a.isComment)var b=a.toXmlWithXY();else{b=Blockly.Xml.blockToDom(a);Blockly.Xml.deleteNext(b);var c=a.getRelativeToSurfaceXY();b.setAttribute("x",a.RTL?-c.x:c.x);b.setAttribute("y",c.y)}Blockly.clipboardXml_=b;Blockly.clipboardSource_=a.workspace};
+Blockly.duplicate_=function(a){var b=Blockly.clipboardXml_,c=Blockly.clipboardSource_;Blockly.copy_(a);a.workspace.paste(Blockly.clipboardXml_);Blockly.clipboardXml_=b;Blockly.clipboardSource_=c};Blockly.onContextMenu_=function(a){Blockly.utils.isTargetInput(a)||a.preventDefault()};Blockly.hideChaff=function(a){Blockly.Tooltip.hide();Blockly.WidgetDiv.hide();a||(a=Blockly.getMainWorkspace(),a.toolbox_&&a.toolbox_.flyout_&&a.toolbox_.flyout_.autoClose&&a.toolbox_.clearSelection())};
+Blockly.addChangeListener=function(a){console.warn("Deprecated call to Blockly.addChangeListener, use workspace.addChangeListener instead.");return Blockly.getMainWorkspace().addChangeListener(a)};Blockly.getMainWorkspace=function(){return Blockly.mainWorkspace};Blockly.alert=function(a,b){window.alert(a);b&&b()};Blockly.confirm=function(a,b){b(window.confirm(a))};Blockly.prompt=function(a,b,c){c(window.prompt(a,b))};Blockly.jsonInitFactory_=function(a){return function(){this.jsonInit(a)}};
+Blockly.defineBlocksWithJsonArray=function(a){for(var b=0;b<a.length;b++){var c=a[b];if(c){var d=c.type;null==d||""===d?console.warn("Block definition #"+b+" in JSON array is missing a type attribute. Skipping."):(Blockly.Blocks[d]&&console.warn("Block definition #"+b+' in JSON array overwrites prior definition of "'+d+'".'),Blockly.Blocks[d]={init:Blockly.jsonInitFactory_(c)})}else console.warn("Block definition #"+b+" in JSON array is "+c+". Skipping.")}};
+Blockly.bindEventWithChecks_=function(a,b,c,d,e,f){var g=!1,h=function(a){var b=!e;a=Blockly.Touch.splitEventByTouches(a);for(var f=0,h;h=a[f];f++)if(!b||Blockly.Touch.shouldHandleEvent(h))Blockly.Touch.setClientFromTouch(h),c?d.call(c,h):d(h),g=!0},k=[];if(goog.global.PointerEvent&&b in Blockly.Touch.TOUCH_MAP)for(var l=0,n;n=Blockly.Touch.TOUCH_MAP[b][l];l++)a.addEventListener(n,h,!1),k.push([a,n,h]);else if(a.addEventListener(b,h,!1),k.push([a,b,h]),b in Blockly.Touch.TOUCH_MAP){var m=function(a){h(a);
+var b=!f;g&&b&&a.preventDefault()};for(l=0;n=Blockly.Touch.TOUCH_MAP[b][l];l++)a.addEventListener(n,m,!1),k.push([a,n,m])}return k};
+Blockly.bindEvent_=function(a,b,c,d){var e=function(a){c?d.call(c,a):d(a)},f=[],g=goog.global.window;if(g&&g.PointerEvent&&b in Blockly.Touch.TOUCH_MAP){g=0;for(var h;h=Blockly.Touch.TOUCH_MAP[b][g];g++)a.addEventListener(h,e,!1),f.push([a,h,e])}else if(a.addEventListener(b,e,!1),f.push([a,b,e]),b in Blockly.Touch.TOUCH_MAP){var k=function(a){if(a.changedTouches&&1==a.changedTouches.length){var b=a.changedTouches[0];a.clientX=b.clientX;a.clientY=b.clientY}e(a);a.preventDefault()};for(g=0;h=Blockly.Touch.TOUCH_MAP[b][g];g++)a.addEventListener(h,
+k,!1),f.push([a,h,k])}return f};Blockly.unbindEvent_=function(a){for(;a.length;){var b=a.pop(),c=b[2];b[0].removeEventListener(b[1],c,!1)}return c};Blockly.isNumber=function(a){return/^\s*-?\d+(\.\d+)?\s*$/.test(a)};
+Blockly.checkBlockColourConstants=function(){Blockly.checkBlockColourConstant_("LOGIC_HUE",["Blocks","logic","HUE"],void 0);Blockly.checkBlockColourConstant_("LOGIC_HUE",["Constants","Logic","HUE"],210);Blockly.checkBlockColourConstant_("LOOPS_HUE",["Blocks","loops","HUE"],void 0);Blockly.checkBlockColourConstant_("LOOPS_HUE",["Constants","Loops","HUE"],120);Blockly.checkBlockColourConstant_("MATH_HUE",["Blocks","math","HUE"],void 0);Blockly.checkBlockColourConstant_("MATH_HUE",["Constants","Math",
+"HUE"],230);Blockly.checkBlockColourConstant_("TEXTS_HUE",["Blocks","texts","HUE"],void 0);Blockly.checkBlockColourConstant_("TEXTS_HUE",["Constants","Text","HUE"],160);Blockly.checkBlockColourConstant_("LISTS_HUE",["Blocks","lists","HUE"],void 0);Blockly.checkBlockColourConstant_("LISTS_HUE",["Constants","Lists","HUE"],260);Blockly.checkBlockColourConstant_("COLOUR_HUE",["Blocks","colour","HUE"],void 0);Blockly.checkBlockColourConstant_("COLOUR_HUE",["Constants","Colour","HUE"],20);Blockly.checkBlockColourConstant_("VARIABLES_HUE",
+["Blocks","variables","HUE"],void 0);Blockly.checkBlockColourConstant_("VARIABLES_HUE",["Constants","Variables","HUE"],330);Blockly.checkBlockColourConstant_("VARIABLES_DYNAMIC_HUE",["Constants","VariablesDynamic","HUE"],310);Blockly.checkBlockColourConstant_("PROCEDURES_HUE",["Blocks","procedures","HUE"],void 0)};
+Blockly.checkBlockColourConstant_=function(a,b,c){for(var d="Blockly",e=Blockly,f=0;f<b.length;++f)d+="."+b[f],e&&(e=e[b[f]]);e&&e!==c&&(a=(void 0===c?'%1 has been removed. Use Blockly.Msg["%2"].':'%1 is deprecated and unused. Override Blockly.Msg["%2"].').replace("%1",d).replace("%2",a),console.warn(a))};goog.global.console||(goog.global.console={log:function(){},warn:function(){}});goog.global.Blockly||(goog.global.Blockly={});goog.global.Blockly.getMainWorkspace=Blockly.getMainWorkspace;
+goog.global.Blockly.addChangeListener=Blockly.addChangeListener;
\ No newline at end of file
diff --git a/assets/blockly/blocks_compressed.js b/assets/blockly/blocks_compressed.js
index a3553a1..fda7486 100755
--- a/assets/blockly/blocks_compressed.js
+++ b/assets/blockly/blocks_compressed.js
@@ -2,46 +2,46 @@
 'use strict';
 
 
-Blockly.Blocks.colour={};Blockly.Constants={};Blockly.Constants.Colour={};Blockly.Constants.Colour.HUE=20;Blockly.Blocks.colour.HUE=Blockly.Constants.Colour.HUE;
+Blockly.Blocks.colour={};Blockly.Constants={};Blockly.Constants.Colour={};Blockly.Constants.Colour.HUE=20;
 Blockly.defineBlocksWithJsonArray([{type:"colour_picker",message0:"%1",args0:[{type:"field_colour",name:"COLOUR",colour:"#ff0000"}],output:"Colour",colour:"%{BKY_COLOUR_HUE}",helpUrl:"%{BKY_COLOUR_PICKER_HELPURL}",tooltip:"%{BKY_COLOUR_PICKER_TOOLTIP}",extensions:["parent_tooltip_when_inline"]},{type:"colour_random",message0:"%{BKY_COLOUR_RANDOM_TITLE}",output:"Colour",colour:"%{BKY_COLOUR_HUE}",helpUrl:"%{BKY_COLOUR_RANDOM_HELPURL}",tooltip:"%{BKY_COLOUR_RANDOM_TOOLTIP}"},{type:"colour_rgb",message0:"%{BKY_COLOUR_RGB_TITLE} %{BKY_COLOUR_RGB_RED} %1 %{BKY_COLOUR_RGB_GREEN} %2 %{BKY_COLOUR_RGB_BLUE} %3",
 args0:[{type:"input_value",name:"RED",check:"Number",align:"RIGHT"},{type:"input_value",name:"GREEN",check:"Number",align:"RIGHT"},{type:"input_value",name:"BLUE",check:"Number",align:"RIGHT"}],output:"Colour",colour:"%{BKY_COLOUR_HUE}",helpUrl:"%{BKY_COLOUR_RGB_HELPURL}",tooltip:"%{BKY_COLOUR_RGB_TOOLTIP}"},{type:"colour_blend",message0:"%{BKY_COLOUR_BLEND_TITLE} %{BKY_COLOUR_BLEND_COLOUR1} %1 %{BKY_COLOUR_BLEND_COLOUR2} %2 %{BKY_COLOUR_BLEND_RATIO} %3",args0:[{type:"input_value",name:"COLOUR1",
-check:"Colour",align:"RIGHT"},{type:"input_value",name:"COLOUR2",check:"Colour",align:"RIGHT"},{type:"input_value",name:"RATIO",check:"Number",align:"RIGHT"}],output:"Colour",colour:"%{BKY_COLOUR_HUE}",helpUrl:"%{BKY_COLOUR_BLEND_HELPURL}",tooltip:"%{BKY_COLOUR_BLEND_TOOLTIP}"}]);Blockly.Blocks.lists={};Blockly.Constants.Lists={};Blockly.Constants.Lists.HUE=260;Blockly.Blocks.lists.HUE=Blockly.Constants.Lists.HUE;
+check:"Colour",align:"RIGHT"},{type:"input_value",name:"COLOUR2",check:"Colour",align:"RIGHT"},{type:"input_value",name:"RATIO",check:"Number",align:"RIGHT"}],output:"Colour",colour:"%{BKY_COLOUR_HUE}",helpUrl:"%{BKY_COLOUR_BLEND_HELPURL}",tooltip:"%{BKY_COLOUR_BLEND_TOOLTIP}"}]);Blockly.Blocks.lists={};Blockly.Constants.Lists={};Blockly.Constants.Lists.HUE=260;
 Blockly.defineBlocksWithJsonArray([{type:"lists_create_empty",message0:"%{BKY_LISTS_CREATE_EMPTY_TITLE}",output:"Array",colour:"%{BKY_LISTS_HUE}",tooltip:"%{BKY_LISTS_CREATE_EMPTY_TOOLTIP}",helpUrl:"%{BKY_LISTS_CREATE_EMPTY_HELPURL}"},{type:"lists_repeat",message0:"%{BKY_LISTS_REPEAT_TITLE}",args0:[{type:"input_value",name:"ITEM"},{type:"input_value",name:"NUM",check:"Number"}],output:"Array",colour:"%{BKY_LISTS_HUE}",tooltip:"%{BKY_LISTS_REPEAT_TOOLTIP}",helpUrl:"%{BKY_LISTS_REPEAT_HELPURL}"},{type:"lists_reverse",
 message0:"%{BKY_LISTS_REVERSE_MESSAGE0}",args0:[{type:"input_value",name:"LIST",check:"Array"}],output:"Array",inputsInline:!0,colour:"%{BKY_LISTS_HUE}",tooltip:"%{BKY_LISTS_REVERSE_TOOLTIP}",helpUrl:"%{BKY_LISTS_REVERSE_HELPURL}"},{type:"lists_isEmpty",message0:"%{BKY_LISTS_ISEMPTY_TITLE}",args0:[{type:"input_value",name:"VALUE",check:["String","Array"]}],output:"Boolean",colour:"%{BKY_LISTS_HUE}",tooltip:"%{BKY_LISTS_ISEMPTY_TOOLTIP}",helpUrl:"%{BKY_LISTS_ISEMPTY_HELPURL}"},{type:"lists_length",
 message0:"%{BKY_LISTS_LENGTH_TITLE}",args0:[{type:"input_value",name:"VALUE",check:["String","Array"]}],output:"Number",colour:"%{BKY_LISTS_HUE}",tooltip:"%{BKY_LISTS_LENGTH_TOOLTIP}",helpUrl:"%{BKY_LISTS_LENGTH_HELPURL}"}]);
-Blockly.Blocks.lists_create_with={init:function(){this.setHelpUrl(Blockly.Msg.LISTS_CREATE_WITH_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);this.itemCount_=3;this.updateShape_();this.setOutput(!0,"Array");this.setMutator(new Blockly.Mutator(["lists_create_with_item"]));this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_TOOLTIP)},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("items",this.itemCount_);return a},domToMutation:function(a){this.itemCount_=parseInt(a.getAttribute("items"),
+Blockly.Blocks.lists_create_with={init:function(){this.setHelpUrl(Blockly.Msg.LISTS_CREATE_WITH_HELPURL);this.setColour(Blockly.Msg.LISTS_HUE);this.itemCount_=3;this.updateShape_();this.setOutput(!0,"Array");this.setMutator(new Blockly.Mutator(["lists_create_with_item"]));this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_TOOLTIP)},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("items",this.itemCount_);return a},domToMutation:function(a){this.itemCount_=parseInt(a.getAttribute("items"),
 10);this.updateShape_()},decompose:function(a){var b=a.newBlock("lists_create_with_container");b.initSvg();for(var c=b.getInput("STACK").connection,d=0;d<this.itemCount_;d++){var e=a.newBlock("lists_create_with_item");e.initSvg();c.connect(e.previousConnection);c=e.nextConnection}return b},compose:function(a){var b=a.getInputTargetBlock("STACK");for(a=[];b;)a.push(b.valueConnection_),b=b.nextConnection&&b.nextConnection.targetBlock();for(b=0;b<this.itemCount_;b++){var c=this.getInput("ADD"+b).connection.targetConnection;
 c&&-1==a.indexOf(c)&&c.disconnect()}this.itemCount_=a.length;this.updateShape_();for(b=0;b<this.itemCount_;b++)Blockly.Mutator.reconnect(a[b],this,"ADD"+b)},saveConnections:function(a){a=a.getInputTargetBlock("STACK");for(var b=0;a;){var c=this.getInput("ADD"+b);a.valueConnection_=c&&c.connection.targetConnection;b++;a=a.nextConnection&&a.nextConnection.targetBlock()}},updateShape_:function(){this.itemCount_&&this.getInput("EMPTY")?this.removeInput("EMPTY"):this.itemCount_||this.getInput("EMPTY")||
 this.appendDummyInput("EMPTY").appendField(Blockly.Msg.LISTS_CREATE_EMPTY_TITLE);for(var a=0;a<this.itemCount_;a++)if(!this.getInput("ADD"+a)){var b=this.appendValueInput("ADD"+a);0==a&&b.appendField(Blockly.Msg.LISTS_CREATE_WITH_INPUT_WITH)}for(;this.getInput("ADD"+a);)this.removeInput("ADD"+a),a++}};
-Blockly.Blocks.lists_create_with_container={init:function(){this.setColour(Blockly.Blocks.lists.HUE);this.appendDummyInput().appendField(Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TITLE_ADD);this.appendStatementInput("STACK");this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TOOLTIP);this.contextMenu=!1}};
-Blockly.Blocks.lists_create_with_item={init:function(){this.setColour(Blockly.Blocks.lists.HUE);this.appendDummyInput().appendField(Blockly.Msg.LISTS_CREATE_WITH_ITEM_TITLE);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_ITEM_TOOLTIP);this.contextMenu=!1}};
-Blockly.Blocks.lists_indexOf={init:function(){var a=[[Blockly.Msg.LISTS_INDEX_OF_FIRST,"FIRST"],[Blockly.Msg.LISTS_INDEX_OF_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.LISTS_INDEX_OF_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);this.setOutput(!0,"Number");this.appendValueInput("VALUE").setCheck("Array").appendField(Blockly.Msg.LISTS_INDEX_OF_INPUT_IN_LIST);this.appendValueInput("FIND").appendField(new Blockly.FieldDropdown(a),"END");this.setInputsInline(!0);var b=this;this.setTooltip(function(){return Blockly.Msg.LISTS_INDEX_OF_TOOLTIP.replace("%1",
+Blockly.Blocks.lists_create_with_container={init:function(){this.setColour(Blockly.Msg.LISTS_HUE);this.appendDummyInput().appendField(Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TITLE_ADD);this.appendStatementInput("STACK");this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TOOLTIP);this.contextMenu=!1}};
+Blockly.Blocks.lists_create_with_item={init:function(){this.setColour(Blockly.Msg.LISTS_HUE);this.appendDummyInput().appendField(Blockly.Msg.LISTS_CREATE_WITH_ITEM_TITLE);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_ITEM_TOOLTIP);this.contextMenu=!1}};
+Blockly.Blocks.lists_indexOf={init:function(){var a=[[Blockly.Msg.LISTS_INDEX_OF_FIRST,"FIRST"],[Blockly.Msg.LISTS_INDEX_OF_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.LISTS_INDEX_OF_HELPURL);this.setColour(Blockly.Msg.LISTS_HUE);this.setOutput(!0,"Number");this.appendValueInput("VALUE").setCheck("Array").appendField(Blockly.Msg.LISTS_INDEX_OF_INPUT_IN_LIST);this.appendValueInput("FIND").appendField(new Blockly.FieldDropdown(a),"END");this.setInputsInline(!0);var b=this;this.setTooltip(function(){return Blockly.Msg.LISTS_INDEX_OF_TOOLTIP.replace("%1",
 b.workspace.options.oneBasedIndex?"0":"-1")})}};
-Blockly.Blocks.lists_getIndex={init:function(){var a=[[Blockly.Msg.LISTS_GET_INDEX_GET,"GET"],[Blockly.Msg.LISTS_GET_INDEX_GET_REMOVE,"GET_REMOVE"],[Blockly.Msg.LISTS_GET_INDEX_REMOVE,"REMOVE"]];this.WHERE_OPTIONS=[[Blockly.Msg.LISTS_GET_INDEX_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_INDEX_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_INDEX_FIRST,"FIRST"],[Blockly.Msg.LISTS_GET_INDEX_LAST,"LAST"],[Blockly.Msg.LISTS_GET_INDEX_RANDOM,"RANDOM"]];this.setHelpUrl(Blockly.Msg.LISTS_GET_INDEX_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);
+Blockly.Blocks.lists_getIndex={init:function(){var a=[[Blockly.Msg.LISTS_GET_INDEX_GET,"GET"],[Blockly.Msg.LISTS_GET_INDEX_GET_REMOVE,"GET_REMOVE"],[Blockly.Msg.LISTS_GET_INDEX_REMOVE,"REMOVE"]];this.WHERE_OPTIONS=[[Blockly.Msg.LISTS_GET_INDEX_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_INDEX_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_INDEX_FIRST,"FIRST"],[Blockly.Msg.LISTS_GET_INDEX_LAST,"LAST"],[Blockly.Msg.LISTS_GET_INDEX_RANDOM,"RANDOM"]];this.setHelpUrl(Blockly.Msg.LISTS_GET_INDEX_HELPURL);this.setColour(Blockly.Msg.LISTS_HUE);
 a=new Blockly.FieldDropdown(a,function(a){this.sourceBlock_.updateStatement_("REMOVE"==a)});this.appendValueInput("VALUE").setCheck("Array").appendField(Blockly.Msg.LISTS_GET_INDEX_INPUT_IN_LIST);this.appendDummyInput().appendField(a,"MODE").appendField("","SPACE");this.appendDummyInput("AT");Blockly.Msg.LISTS_GET_INDEX_TAIL&&this.appendDummyInput("TAIL").appendField(Blockly.Msg.LISTS_GET_INDEX_TAIL);this.setInputsInline(!0);this.setOutput(!0);this.updateAt_(!0);var b=this;this.setTooltip(function(){var a=
 b.getFieldValue("MODE"),d=b.getFieldValue("WHERE"),e="";switch(a+" "+d){case "GET FROM_START":case "GET FROM_END":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_FROM;break;case "GET FIRST":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_FIRST;break;case "GET LAST":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_LAST;break;case "GET RANDOM":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_RANDOM;break;case "GET_REMOVE FROM_START":case "GET_REMOVE FROM_END":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FROM;break;case "GET_REMOVE FIRST":e=
 Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FIRST;break;case "GET_REMOVE LAST":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_LAST;break;case "GET_REMOVE RANDOM":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_RANDOM;break;case "REMOVE FROM_START":case "REMOVE FROM_END":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_FROM;break;case "REMOVE FIRST":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_FIRST;break;case "REMOVE LAST":e=Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_LAST;break;case "REMOVE RANDOM":e=
 Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_RANDOM}if("FROM_START"==d||"FROM_END"==d)e+="  "+("FROM_START"==d?Blockly.Msg.LISTS_INDEX_FROM_START_TOOLTIP:Blockly.Msg.LISTS_INDEX_FROM_END_TOOLTIP).replace("%1",b.workspace.options.oneBasedIndex?"#1":"#0");return e})},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("statement",!this.outputConnection);var b=this.getInput("AT").type==Blockly.INPUT_VALUE;a.setAttribute("at",b);return a},domToMutation:function(a){var b="true"==
 a.getAttribute("statement");this.updateStatement_(b);a="false"!=a.getAttribute("at");this.updateAt_(a)},updateStatement_:function(a){a!=!this.outputConnection&&(this.unplug(!0,!0),a?(this.setOutput(!1),this.setPreviousStatement(!0),this.setNextStatement(!0)):(this.setPreviousStatement(!1),this.setNextStatement(!1),this.setOutput(!0)))},updateAt_:function(a){this.removeInput("AT");this.removeInput("ORDINAL",!0);a?(this.appendValueInput("AT").setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL").appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX)):
 this.appendDummyInput("AT");var b=new Blockly.FieldDropdown(this.WHERE_OPTIONS,function(b){var c="FROM_START"==b||"FROM_END"==b;if(c!=a){var e=this.sourceBlock_;e.updateAt_(c);e.setFieldValue(b,"WHERE");return null}});this.getInput("AT").appendField(b,"WHERE");Blockly.Msg.LISTS_GET_INDEX_TAIL&&this.moveInputBefore("TAIL",null)}};
-Blockly.Blocks.lists_setIndex={init:function(){var a=[[Blockly.Msg.LISTS_SET_INDEX_SET,"SET"],[Blockly.Msg.LISTS_SET_INDEX_INSERT,"INSERT"]];this.WHERE_OPTIONS=[[Blockly.Msg.LISTS_GET_INDEX_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_INDEX_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_INDEX_FIRST,"FIRST"],[Blockly.Msg.LISTS_GET_INDEX_LAST,"LAST"],[Blockly.Msg.LISTS_GET_INDEX_RANDOM,"RANDOM"]];this.setHelpUrl(Blockly.Msg.LISTS_SET_INDEX_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);this.appendValueInput("LIST").setCheck("Array").appendField(Blockly.Msg.LISTS_SET_INDEX_INPUT_IN_LIST);
+Blockly.Blocks.lists_setIndex={init:function(){var a=[[Blockly.Msg.LISTS_SET_INDEX_SET,"SET"],[Blockly.Msg.LISTS_SET_INDEX_INSERT,"INSERT"]];this.WHERE_OPTIONS=[[Blockly.Msg.LISTS_GET_INDEX_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_INDEX_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_INDEX_FIRST,"FIRST"],[Blockly.Msg.LISTS_GET_INDEX_LAST,"LAST"],[Blockly.Msg.LISTS_GET_INDEX_RANDOM,"RANDOM"]];this.setHelpUrl(Blockly.Msg.LISTS_SET_INDEX_HELPURL);this.setColour(Blockly.Msg.LISTS_HUE);this.appendValueInput("LIST").setCheck("Array").appendField(Blockly.Msg.LISTS_SET_INDEX_INPUT_IN_LIST);
 this.appendDummyInput().appendField(new Blockly.FieldDropdown(a),"MODE").appendField("","SPACE");this.appendDummyInput("AT");this.appendValueInput("TO").appendField(Blockly.Msg.LISTS_SET_INDEX_INPUT_TO);this.setInputsInline(!0);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.LISTS_SET_INDEX_TOOLTIP);this.updateAt_(!0);var b=this;this.setTooltip(function(){var a=b.getFieldValue("MODE"),d=b.getFieldValue("WHERE"),e="";switch(a+" "+d){case "SET FROM_START":case "SET FROM_END":e=
 Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_FROM;break;case "SET FIRST":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_FIRST;break;case "SET LAST":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_LAST;break;case "SET RANDOM":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_RANDOM;break;case "INSERT FROM_START":case "INSERT FROM_END":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_FROM;break;case "INSERT FIRST":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_FIRST;break;case "INSERT LAST":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_LAST;
 break;case "INSERT RANDOM":e=Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_RANDOM}if("FROM_START"==d||"FROM_END"==d)e+="  "+Blockly.Msg.LISTS_INDEX_FROM_START_TOOLTIP.replace("%1",b.workspace.options.oneBasedIndex?"#1":"#0");return e})},mutationToDom:function(){var a=document.createElement("mutation"),b=this.getInput("AT").type==Blockly.INPUT_VALUE;a.setAttribute("at",b);return a},domToMutation:function(a){a="false"!=a.getAttribute("at");this.updateAt_(a)},updateAt_:function(a){this.removeInput("AT");
 this.removeInput("ORDINAL",!0);a?(this.appendValueInput("AT").setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL").appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX)):this.appendDummyInput("AT");var b=new Blockly.FieldDropdown(this.WHERE_OPTIONS,function(b){var c="FROM_START"==b||"FROM_END"==b;if(c!=a){var e=this.sourceBlock_;e.updateAt_(c);e.setFieldValue(b,"WHERE");return null}});this.moveInputBefore("AT","TO");this.getInput("ORDINAL")&&this.moveInputBefore("ORDINAL",
 "TO");this.getInput("AT").appendField(b,"WHERE")}};
-Blockly.Blocks.lists_getSublist={init:function(){this.WHERE_OPTIONS_1=[[Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_SUBLIST_START_FIRST,"FIRST"]];this.WHERE_OPTIONS_2=[[Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_SUBLIST_END_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.LISTS_GET_SUBLIST_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);
+Blockly.Blocks.lists_getSublist={init:function(){this.WHERE_OPTIONS_1=[[Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_SUBLIST_START_FIRST,"FIRST"]];this.WHERE_OPTIONS_2=[[Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_SUBLIST_END_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.LISTS_GET_SUBLIST_HELPURL);this.setColour(Blockly.Msg.LISTS_HUE);
 this.appendValueInput("LIST").setCheck("Array").appendField(Blockly.Msg.LISTS_GET_SUBLIST_INPUT_IN_LIST);this.appendDummyInput("AT1");this.appendDummyInput("AT2");Blockly.Msg.LISTS_GET_SUBLIST_TAIL&&this.appendDummyInput("TAIL").appendField(Blockly.Msg.LISTS_GET_SUBLIST_TAIL);this.setInputsInline(!0);this.setOutput(!0,"Array");this.updateAt_(1,!0);this.updateAt_(2,!0);this.setTooltip(Blockly.Msg.LISTS_GET_SUBLIST_TOOLTIP)},mutationToDom:function(){var a=document.createElement("mutation"),b=this.getInput("AT1").type==
 Blockly.INPUT_VALUE;a.setAttribute("at1",b);b=this.getInput("AT2").type==Blockly.INPUT_VALUE;a.setAttribute("at2",b);return a},domToMutation:function(a){var b="true"==a.getAttribute("at1");a="true"==a.getAttribute("at2");this.updateAt_(1,b);this.updateAt_(2,a)},updateAt_:function(a,b){this.removeInput("AT"+a);this.removeInput("ORDINAL"+a,!0);b?(this.appendValueInput("AT"+a).setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL"+a).appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX)):
-this.appendDummyInput("AT"+a);var c=new Blockly.FieldDropdown(this["WHERE_OPTIONS_"+a],function(c){var d="FROM_START"==c||"FROM_END"==c;if(d!=b){var f=this.sourceBlock_;f.updateAt_(a,d);f.setFieldValue(c,"WHERE"+a);return null}});this.getInput("AT"+a).appendField(c,"WHERE"+a);1==a&&(this.moveInputBefore("AT1","AT2"),this.getInput("ORDINAL1")&&this.moveInputBefore("ORDINAL1","AT2"));Blockly.Msg.LISTS_GET_SUBLIST_TAIL&&this.moveInputBefore("TAIL",null)}};
-Blockly.Blocks.lists_sort={init:function(){this.jsonInit({message0:Blockly.Msg.LISTS_SORT_TITLE,args0:[{type:"field_dropdown",name:"TYPE",options:[[Blockly.Msg.LISTS_SORT_TYPE_NUMERIC,"NUMERIC"],[Blockly.Msg.LISTS_SORT_TYPE_TEXT,"TEXT"],[Blockly.Msg.LISTS_SORT_TYPE_IGNORECASE,"IGNORE_CASE"]]},{type:"field_dropdown",name:"DIRECTION",options:[[Blockly.Msg.LISTS_SORT_ORDER_ASCENDING,"1"],[Blockly.Msg.LISTS_SORT_ORDER_DESCENDING,"-1"]]},{type:"input_value",name:"LIST",check:"Array"}],output:"Array",colour:Blockly.Blocks.lists.HUE,
+this.appendDummyInput("AT"+a);var c=new Blockly.FieldDropdown(this["WHERE_OPTIONS_"+a],function(c){var e="FROM_START"==c||"FROM_END"==c;if(e!=b){var d=this.sourceBlock_;d.updateAt_(a,e);d.setFieldValue(c,"WHERE"+a);return null}});this.getInput("AT"+a).appendField(c,"WHERE"+a);1==a&&(this.moveInputBefore("AT1","AT2"),this.getInput("ORDINAL1")&&this.moveInputBefore("ORDINAL1","AT2"));Blockly.Msg.LISTS_GET_SUBLIST_TAIL&&this.moveInputBefore("TAIL",null)}};
+Blockly.Blocks.lists_sort={init:function(){this.jsonInit({message0:Blockly.Msg.LISTS_SORT_TITLE,args0:[{type:"field_dropdown",name:"TYPE",options:[[Blockly.Msg.LISTS_SORT_TYPE_NUMERIC,"NUMERIC"],[Blockly.Msg.LISTS_SORT_TYPE_TEXT,"TEXT"],[Blockly.Msg.LISTS_SORT_TYPE_IGNORECASE,"IGNORE_CASE"]]},{type:"field_dropdown",name:"DIRECTION",options:[[Blockly.Msg.LISTS_SORT_ORDER_ASCENDING,"1"],[Blockly.Msg.LISTS_SORT_ORDER_DESCENDING,"-1"]]},{type:"input_value",name:"LIST",check:"Array"}],output:"Array",colour:Blockly.Msg.LISTS_HUE,
 tooltip:Blockly.Msg.LISTS_SORT_TOOLTIP,helpUrl:Blockly.Msg.LISTS_SORT_HELPURL})}};
-Blockly.Blocks.lists_split={init:function(){var a=this,b=new Blockly.FieldDropdown([[Blockly.Msg.LISTS_SPLIT_LIST_FROM_TEXT,"SPLIT"],[Blockly.Msg.LISTS_SPLIT_TEXT_FROM_LIST,"JOIN"]],function(b){a.updateType_(b)});this.setHelpUrl(Blockly.Msg.LISTS_SPLIT_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);this.appendValueInput("INPUT").setCheck("String").appendField(b,"MODE");this.appendValueInput("DELIM").setCheck("String").appendField(Blockly.Msg.LISTS_SPLIT_WITH_DELIMITER);this.setInputsInline(!0);
-this.setOutput(!0,"Array");this.setTooltip(function(){var b=a.getFieldValue("MODE");if("SPLIT"==b)return Blockly.Msg.LISTS_SPLIT_TOOLTIP_SPLIT;if("JOIN"==b)return Blockly.Msg.LISTS_SPLIT_TOOLTIP_JOIN;throw"Unknown mode: "+b;})},updateType_:function(a){"SPLIT"==a?(this.outputConnection.setCheck("Array"),this.getInput("INPUT").setCheck("String")):(this.outputConnection.setCheck("String"),this.getInput("INPUT").setCheck("Array"))},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("mode",
-this.getFieldValue("MODE"));return a},domToMutation:function(a){this.updateType_(a.getAttribute("mode"))}};Blockly.Blocks.logic={};Blockly.Constants.Logic={};Blockly.Constants.Logic.HUE=210;Blockly.Blocks.logic.HUE=Blockly.Constants.Logic.HUE;
+Blockly.Blocks.lists_split={init:function(){var a=this,b=new Blockly.FieldDropdown([[Blockly.Msg.LISTS_SPLIT_LIST_FROM_TEXT,"SPLIT"],[Blockly.Msg.LISTS_SPLIT_TEXT_FROM_LIST,"JOIN"]],function(b){a.updateType_(b)});this.setHelpUrl(Blockly.Msg.LISTS_SPLIT_HELPURL);this.setColour(Blockly.Msg.LISTS_HUE);this.appendValueInput("INPUT").setCheck("String").appendField(b,"MODE");this.appendValueInput("DELIM").setCheck("String").appendField(Blockly.Msg.LISTS_SPLIT_WITH_DELIMITER);this.setInputsInline(!0);this.setOutput(!0,
+"Array");this.setTooltip(function(){var b=a.getFieldValue("MODE");if("SPLIT"==b)return Blockly.Msg.LISTS_SPLIT_TOOLTIP_SPLIT;if("JOIN"==b)return Blockly.Msg.LISTS_SPLIT_TOOLTIP_JOIN;throw"Unknown mode: "+b;})},updateType_:function(a){"SPLIT"==a?(this.outputConnection.setCheck("Array"),this.getInput("INPUT").setCheck("String")):(this.outputConnection.setCheck("String"),this.getInput("INPUT").setCheck("Array"))},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("mode",
+this.getFieldValue("MODE"));return a},domToMutation:function(a){this.updateType_(a.getAttribute("mode"))}};Blockly.Blocks.logic={};Blockly.Constants.Logic={};Blockly.Constants.Logic.HUE=210;
 Blockly.defineBlocksWithJsonArray([{type:"logic_boolean",message0:"%1",args0:[{type:"field_dropdown",name:"BOOL",options:[["%{BKY_LOGIC_BOOLEAN_TRUE}","TRUE"],["%{BKY_LOGIC_BOOLEAN_FALSE}","FALSE"]]}],output:"Boolean",colour:"%{BKY_LOGIC_HUE}",tooltip:"%{BKY_LOGIC_BOOLEAN_TOOLTIP}",helpUrl:"%{BKY_LOGIC_BOOLEAN_HELPURL}"},{type:"controls_if",message0:"%{BKY_CONTROLS_IF_MSG_IF} %1",args0:[{type:"input_value",name:"IF0",check:"Boolean"}],message1:"%{BKY_CONTROLS_IF_MSG_THEN} %1",args1:[{type:"input_statement",
 name:"DO0"}],previousStatement:null,nextStatement:null,colour:"%{BKY_LOGIC_HUE}",helpUrl:"%{BKY_CONTROLS_IF_HELPURL}",mutator:"controls_if_mutator",extensions:["controls_if_tooltip"]},{type:"controls_ifelse",message0:"%{BKY_CONTROLS_IF_MSG_IF} %1",args0:[{type:"input_value",name:"IF0",check:"Boolean"}],message1:"%{BKY_CONTROLS_IF_MSG_THEN} %1",args1:[{type:"input_statement",name:"DO0"}],message2:"%{BKY_CONTROLS_IF_MSG_ELSE} %1",args2:[{type:"input_statement",name:"ELSE"}],previousStatement:null,nextStatement:null,
-colour:"%{BKY_LOGIC_HUE}",tooltip:"%{BKYCONTROLS_IF_TOOLTIP_2}",helpUrl:"%{BKY_CONTROLS_IF_HELPURL}",extensions:["controls_if_tooltip"]},{type:"logic_compare",message0:"%1 %2 %3",args0:[{type:"input_value",name:"A"},{type:"field_dropdown",name:"OP",options:[["=","EQ"],["\u2260","NEQ"],["<","LT"],["\u2264","LTE"],[">","GT"],["\u2265","GTE"]]},{type:"input_value",name:"B"}],inputsInline:!0,output:"Boolean",colour:"%{BKY_LOGIC_HUE}",helpUrl:"%{BKY_LOGIC_COMPARE_HELPURL}",extensions:["logic_compare",
+colour:"%{BKY_LOGIC_HUE}",tooltip:"%{BKYCONTROLS_IF_TOOLTIP_2}",helpUrl:"%{BKY_CONTROLS_IF_HELPURL}",extensions:["controls_if_tooltip"]},{type:"logic_compare",message0:"%1 %2 %3",args0:[{type:"input_value",name:"A"},{type:"field_dropdown",name:"OP",options:[["=","EQ"],["\u2260","NEQ"],["\u200f<","LT"],["\u200f\u2264","LTE"],["\u200f>","GT"],["\u200f\u2265","GTE"]]},{type:"input_value",name:"B"}],inputsInline:!0,output:"Boolean",colour:"%{BKY_LOGIC_HUE}",helpUrl:"%{BKY_LOGIC_COMPARE_HELPURL}",extensions:["logic_compare",
 "logic_op_tooltip"]},{type:"logic_operation",message0:"%1 %2 %3",args0:[{type:"input_value",name:"A",check:"Boolean"},{type:"field_dropdown",name:"OP",options:[["%{BKY_LOGIC_OPERATION_AND}","AND"],["%{BKY_LOGIC_OPERATION_OR}","OR"]]},{type:"input_value",name:"B",check:"Boolean"}],inputsInline:!0,output:"Boolean",colour:"%{BKY_LOGIC_HUE}",helpUrl:"%{BKY_LOGIC_OPERATION_HELPURL}",extensions:["logic_op_tooltip"]},{type:"logic_negate",message0:"%{BKY_LOGIC_NEGATE_TITLE}",args0:[{type:"input_value",name:"BOOL",
 check:"Boolean"}],output:"Boolean",colour:"%{BKY_LOGIC_HUE}",tooltip:"%{BKY_LOGIC_NEGATE_TOOLTIP}",helpUrl:"%{BKY_LOGIC_NEGATE_HELPURL}"},{type:"logic_null",message0:"%{BKY_LOGIC_NULL}",output:null,colour:"%{BKY_LOGIC_HUE}",tooltip:"%{BKY_LOGIC_NULL_TOOLTIP}",helpUrl:"%{BKY_LOGIC_NULL_HELPURL}"},{type:"logic_ternary",message0:"%{BKY_LOGIC_TERNARY_CONDITION} %1",args0:[{type:"input_value",name:"IF",check:"Boolean"}],message1:"%{BKY_LOGIC_TERNARY_IF_TRUE} %1",args1:[{type:"input_value",name:"THEN"}],
 message2:"%{BKY_LOGIC_TERNARY_IF_FALSE} %1",args2:[{type:"input_value",name:"ELSE"}],output:null,colour:"%{BKY_LOGIC_HUE}",tooltip:"%{BKY_LOGIC_TERNARY_TOOLTIP}",helpUrl:"%{BKY_LOGIC_TERNARY_HELPURL}",extensions:["logic_ternary"]}]);
@@ -54,11 +54,10 @@ break;case "controls_if_else":this.elseCount_++;d=b.statementConnection_;break;d
 b);a.valueConnection_=c&&c.connection.targetConnection;a.statementConnection_=d&&d.connection.targetConnection;b++;break;case "controls_if_else":d=this.getInput("ELSE");a.statementConnection_=d&&d.connection.targetConnection;break;default:throw"Unknown block type.";}a=a.nextConnection&&a.nextConnection.targetBlock()}},updateShape_:function(){this.getInput("ELSE")&&this.removeInput("ELSE");for(var a=1;this.getInput("IF"+a);)this.removeInput("IF"+a),this.removeInput("DO"+a),a++;for(a=1;a<=this.elseifCount_;a++)this.appendValueInput("IF"+
 a).setCheck("Boolean").appendField(Blockly.Msg.CONTROLS_IF_MSG_ELSEIF),this.appendStatementInput("DO"+a).appendField(Blockly.Msg.CONTROLS_IF_MSG_THEN);this.elseCount_&&this.appendStatementInput("ELSE").appendField(Blockly.Msg.CONTROLS_IF_MSG_ELSE)}};Blockly.Extensions.registerMutator("controls_if_mutator",Blockly.Constants.Logic.CONTROLS_IF_MUTATOR_MIXIN,null,["controls_if_elseif","controls_if_else"]);
 Blockly.Constants.Logic.CONTROLS_IF_TOOLTIP_EXTENSION=function(){this.setTooltip(function(){if(this.elseifCount_||this.elseCount_){if(!this.elseifCount_&&this.elseCount_)return Blockly.Msg.CONTROLS_IF_TOOLTIP_2;if(this.elseifCount_&&!this.elseCount_)return Blockly.Msg.CONTROLS_IF_TOOLTIP_3;if(this.elseifCount_&&this.elseCount_)return Blockly.Msg.CONTROLS_IF_TOOLTIP_4}else return Blockly.Msg.CONTROLS_IF_TOOLTIP_1;return""}.bind(this))};Blockly.Extensions.register("controls_if_tooltip",Blockly.Constants.Logic.CONTROLS_IF_TOOLTIP_EXTENSION);
-Blockly.Constants.Logic.fixLogicCompareRtlOpLabels=function(){var a={LT:"\u200f<\u200f",LTE:"\u200f\u2264\u200f",GT:"\u200f>\u200f",GTE:"\u200f\u2265\u200f"},b=this.getField("OP");if(b){b=b.getOptions();for(var c=0;c<b.length;++c){var d=b[c],e=a[d[1]];goog.isString(d[0])&&e&&(d[0]=e)}}};
-Blockly.Constants.Logic.LOGIC_COMPARE_ONCHANGE_MIXIN={prevBlocks_:[null,null],onchange:function(a){var b=this.getInputTargetBlock("A"),c=this.getInputTargetBlock("B");if(b&&c&&!b.outputConnection.checkType_(c.outputConnection)){Blockly.Events.setGroup(a.group);for(a=0;a<this.prevBlocks_.length;a++){var d=this.prevBlocks_[a];if(d===b||d===c)d.unplug(),d.bumpNeighbours_()}Blockly.Events.setGroup(!1)}this.prevBlocks_[0]=b;this.prevBlocks_[1]=c}};
-Blockly.Constants.Logic.LOGIC_COMPARE_EXTENSION=function(){this.RTL&&Blockly.Constants.Logic.fixLogicCompareRtlOpLabels.apply(this);this.mixin(Blockly.Constants.Logic.LOGIC_COMPARE_ONCHANGE_MIXIN)};Blockly.Extensions.register("logic_compare",Blockly.Constants.Logic.LOGIC_COMPARE_EXTENSION);
+Blockly.Constants.Logic.LOGIC_COMPARE_ONCHANGE_MIXIN={onchange:function(a){this.prevBlocks_||(this.prevBlocks_=[null,null]);var b=this.getInputTargetBlock("A"),c=this.getInputTargetBlock("B");b&&c&&!b.outputConnection.checkType_(c.outputConnection)&&(Blockly.Events.setGroup(a.group),a=this.prevBlocks_[0],a!==b&&(b.unplug(),a&&!a.isShadow()&&this.getInput("A").connection.connect(a.outputConnection)),b=this.prevBlocks_[1],b!==c&&(c.unplug(),b&&!b.isShadow()&&this.getInput("B").connection.connect(b.outputConnection)),
+this.bumpNeighbours_(),Blockly.Events.setGroup(!1));this.prevBlocks_[0]=this.getInputTargetBlock("A");this.prevBlocks_[1]=this.getInputTargetBlock("B")}};Blockly.Constants.Logic.LOGIC_COMPARE_EXTENSION=function(){this.mixin(Blockly.Constants.Logic.LOGIC_COMPARE_ONCHANGE_MIXIN)};Blockly.Extensions.register("logic_compare",Blockly.Constants.Logic.LOGIC_COMPARE_EXTENSION);
 Blockly.Constants.Logic.LOGIC_TERNARY_ONCHANGE_MIXIN={prevParentConnection_:null,onchange:function(a){var b=this.getInputTargetBlock("THEN"),c=this.getInputTargetBlock("ELSE"),d=this.outputConnection.targetConnection;if((b||c)&&d)for(var e=0;2>e;e++){var f=1==e?b:c;f&&!f.outputConnection.checkType_(d)&&(Blockly.Events.setGroup(a.group),d===this.prevParentConnection_?(this.unplug(),d.getSourceBlock().bumpNeighbours_()):(f.unplug(),f.bumpNeighbours_()),Blockly.Events.setGroup(!1))}this.prevParentConnection_=
-d}};Blockly.Extensions.registerMixin("logic_ternary",Blockly.Constants.Logic.LOGIC_TERNARY_ONCHANGE_MIXIN);Blockly.Blocks.loops={};Blockly.Constants.Loops={};Blockly.Constants.Loops.HUE=120;Blockly.Blocks.loops.HUE=Blockly.Constants.Loops.HUE;
+d}};Blockly.Extensions.registerMixin("logic_ternary",Blockly.Constants.Logic.LOGIC_TERNARY_ONCHANGE_MIXIN);Blockly.Blocks.loops={};Blockly.Constants.Loops={};Blockly.Constants.Loops.HUE=120;
 Blockly.defineBlocksWithJsonArray([{type:"controls_repeat_ext",message0:"%{BKY_CONTROLS_REPEAT_TITLE}",args0:[{type:"input_value",name:"TIMES",check:"Number"}],message1:"%{BKY_CONTROLS_REPEAT_INPUT_DO} %1",args1:[{type:"input_statement",name:"DO"}],previousStatement:null,nextStatement:null,colour:"%{BKY_LOOPS_HUE}",tooltip:"%{BKY_CONTROLS_REPEAT_TOOLTIP}",helpUrl:"%{BKY_CONTROLS_REPEAT_HELPURL}"},{type:"controls_repeat",message0:"%{BKY_CONTROLS_REPEAT_TITLE}",args0:[{type:"field_number",name:"TIMES",
 value:10,min:0,precision:1}],message1:"%{BKY_CONTROLS_REPEAT_INPUT_DO} %1",args1:[{type:"input_statement",name:"DO"}],previousStatement:null,nextStatement:null,colour:"%{BKY_LOOPS_HUE}",tooltip:"%{BKY_CONTROLS_REPEAT_TOOLTIP}",helpUrl:"%{BKY_CONTROLS_REPEAT_HELPURL}"},{type:"controls_whileUntil",message0:"%1 %2",args0:[{type:"field_dropdown",name:"MODE",options:[["%{BKY_CONTROLS_WHILEUNTIL_OPERATOR_WHILE}","WHILE"],["%{BKY_CONTROLS_WHILEUNTIL_OPERATOR_UNTIL}","UNTIL"]]},{type:"input_value",name:"BOOL",
 check:"Boolean"}],message1:"%{BKY_CONTROLS_REPEAT_INPUT_DO} %1",args1:[{type:"input_statement",name:"DO"}],previousStatement:null,nextStatement:null,colour:"%{BKY_LOOPS_HUE}",helpUrl:"%{BKY_CONTROLS_WHILEUNTIL_HELPURL}",extensions:["controls_whileUntil_tooltip"]},{type:"controls_for",message0:"%{BKY_CONTROLS_FOR_TITLE}",args0:[{type:"field_variable",name:"VAR",variable:null},{type:"input_value",name:"FROM",check:"Number",align:"RIGHT"},{type:"input_value",name:"TO",check:"Number",align:"RIGHT"},{type:"input_value",
@@ -66,10 +65,10 @@ name:"BY",check:"Number",align:"RIGHT"}],message1:"%{BKY_CONTROLS_REPEAT_INPUT_D
 args1:[{type:"input_statement",name:"DO"}],previousStatement:null,nextStatement:null,colour:"%{BKY_LOOPS_HUE}",helpUrl:"%{BKY_CONTROLS_FOREACH_HELPURL}",extensions:["contextMenu_newGetVariableBlock","controls_forEach_tooltip"]},{type:"controls_flow_statements",message0:"%1",args0:[{type:"field_dropdown",name:"FLOW",options:[["%{BKY_CONTROLS_FLOW_STATEMENTS_OPERATOR_BREAK}","BREAK"],["%{BKY_CONTROLS_FLOW_STATEMENTS_OPERATOR_CONTINUE}","CONTINUE"]]}],previousStatement:null,colour:"%{BKY_LOOPS_HUE}",
 helpUrl:"%{BKY_CONTROLS_FLOW_STATEMENTS_HELPURL}",extensions:["controls_flow_tooltip","controls_flow_in_loop_check"]}]);Blockly.Constants.Loops.WHILE_UNTIL_TOOLTIPS={WHILE:"%{BKY_CONTROLS_WHILEUNTIL_TOOLTIP_WHILE}",UNTIL:"%{BKY_CONTROLS_WHILEUNTIL_TOOLTIP_UNTIL}"};Blockly.Extensions.register("controls_whileUntil_tooltip",Blockly.Extensions.buildTooltipForDropdown("MODE",Blockly.Constants.Loops.WHILE_UNTIL_TOOLTIPS));
 Blockly.Constants.Loops.BREAK_CONTINUE_TOOLTIPS={BREAK:"%{BKY_CONTROLS_FLOW_STATEMENTS_TOOLTIP_BREAK}",CONTINUE:"%{BKY_CONTROLS_FLOW_STATEMENTS_TOOLTIP_CONTINUE}"};Blockly.Extensions.register("controls_flow_tooltip",Blockly.Extensions.buildTooltipForDropdown("FLOW",Blockly.Constants.Loops.BREAK_CONTINUE_TOOLTIPS));
-Blockly.Constants.Loops.CUSTOM_CONTEXT_MENU_CREATE_VARIABLES_GET_MIXIN={customContextMenu:function(a){var b=this.getFieldValue("VAR");if(!this.isCollapsed()&&null!=b){var c={enabled:!0};c.text=Blockly.Msg.VARIABLES_SET_CREATE_GET.replace("%1",b);b=goog.dom.createDom("field",null,b);b.setAttribute("name","VAR");b=goog.dom.createDom("block",null,b);b.setAttribute("type","variables_get");c.callback=Blockly.ContextMenu.callbackFactory(this,b);a.push(c)}}};
-Blockly.Extensions.registerMixin("contextMenu_newGetVariableBlock",Blockly.Constants.Loops.CUSTOM_CONTEXT_MENU_CREATE_VARIABLES_GET_MIXIN);Blockly.Extensions.register("controls_for_tooltip",Blockly.Extensions.buildTooltipWithFieldValue("%{BKY_CONTROLS_FOR_TOOLTIP}","VAR"));Blockly.Extensions.register("controls_forEach_tooltip",Blockly.Extensions.buildTooltipWithFieldValue("%{BKY_CONTROLS_FOREACH_TOOLTIP}","VAR"));
+Blockly.Constants.Loops.CUSTOM_CONTEXT_MENU_CREATE_VARIABLES_GET_MIXIN={customContextMenu:function(a){if(!this.isInFlyout){var b=this.getField("VAR").getVariable(),c=b.name;if(!this.isCollapsed()&&null!=c){var d={enabled:!0};d.text=Blockly.Msg.VARIABLES_SET_CREATE_GET.replace("%1",c);b=Blockly.Variables.generateVariableFieldDom(b);b=goog.dom.createDom("block",null,b);b.setAttribute("type","variables_get");d.callback=Blockly.ContextMenu.callbackFactory(this,b);a.push(d)}}}};
+Blockly.Extensions.registerMixin("contextMenu_newGetVariableBlock",Blockly.Constants.Loops.CUSTOM_CONTEXT_MENU_CREATE_VARIABLES_GET_MIXIN);Blockly.Extensions.register("controls_for_tooltip",Blockly.Extensions.buildTooltipWithFieldText("%{BKY_CONTROLS_FOR_TOOLTIP}","VAR"));Blockly.Extensions.register("controls_forEach_tooltip",Blockly.Extensions.buildTooltipWithFieldText("%{BKY_CONTROLS_FOREACH_TOOLTIP}","VAR"));
 Blockly.Constants.Loops.CONTROL_FLOW_IN_LOOP_CHECK_MIXIN={LOOP_TYPES:["controls_repeat","controls_repeat_ext","controls_forEach","controls_for","controls_whileUntil"],onchange:function(){if(this.workspace.isDragging&&!this.workspace.isDragging()){var a=!1,b=this;do{if(-1!=this.LOOP_TYPES.indexOf(b.type)){a=!0;break}b=b.getSurroundParent()}while(b);a?(this.setWarningText(null),this.isInFlyout||this.setDisabled(!1)):(this.setWarningText(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING),this.isInFlyout||
-this.getInheritedDisabled()||this.setDisabled(!0))}}};Blockly.Extensions.registerMixin("controls_flow_in_loop_check",Blockly.Constants.Loops.CONTROL_FLOW_IN_LOOP_CHECK_MIXIN);Blockly.Blocks.math={};Blockly.Constants.Math={};Blockly.Constants.Math.HUE=230;Blockly.Blocks.math.HUE=Blockly.Constants.Math.HUE;
+this.getInheritedDisabled()||this.setDisabled(!0))}}};Blockly.Extensions.registerMixin("controls_flow_in_loop_check",Blockly.Constants.Loops.CONTROL_FLOW_IN_LOOP_CHECK_MIXIN);Blockly.Blocks.math={};Blockly.Constants.Math={};Blockly.Constants.Math.HUE=230;
 Blockly.defineBlocksWithJsonArray([{type:"math_number",message0:"%1",args0:[{type:"field_number",name:"NUM",value:0}],output:"Number",colour:"%{BKY_MATH_HUE}",helpUrl:"%{BKY_MATH_NUMBER_HELPURL}",tooltip:"%{BKY_MATH_NUMBER_TOOLTIP}",extensions:["parent_tooltip_when_inline"]},{type:"math_arithmetic",message0:"%1 %2 %3",args0:[{type:"input_value",name:"A",check:"Number"},{type:"field_dropdown",name:"OP",options:[["%{BKY_MATH_ADDITION_SYMBOL}","ADD"],["%{BKY_MATH_SUBTRACTION_SYMBOL}","MINUS"],["%{BKY_MATH_MULTIPLICATION_SYMBOL}",
 "MULTIPLY"],["%{BKY_MATH_DIVISION_SYMBOL}","DIVIDE"],["%{BKY_MATH_POWER_SYMBOL}","POWER"]]},{type:"input_value",name:"B",check:"Number"}],inputsInline:!0,output:"Number",colour:"%{BKY_MATH_HUE}",helpUrl:"%{BKY_MATH_ARITHMETIC_HELPURL}",extensions:["math_op_tooltip"]},{type:"math_single",message0:"%1 %2",args0:[{type:"field_dropdown",name:"OP",options:[["%{BKY_MATH_SINGLE_OP_ROOT}","ROOT"],["%{BKY_MATH_SINGLE_OP_ABSOLUTE}","ABS"],["-","NEG"],["ln","LN"],["log10","LOG10"],["e^","EXP"],["10^","POW10"]]},
 {type:"input_value",name:"NUM",check:"Number"}],output:"Number",colour:"%{BKY_MATH_HUE}",helpUrl:"%{BKY_MATH_SINGLE_HELPURL}",extensions:["math_op_tooltip"]},{type:"math_trig",message0:"%1 %2",args0:[{type:"field_dropdown",name:"OP",options:[["%{BKY_MATH_TRIG_SIN}","SIN"],["%{BKY_MATH_TRIG_COS}","COS"],["%{BKY_MATH_TRIG_TAN}","TAN"],["%{BKY_MATH_TRIG_ASIN}","ASIN"],["%{BKY_MATH_TRIG_ACOS}","ACOS"],["%{BKY_MATH_TRIG_ATAN}","ATAN"]]},{type:"input_value",name:"NUM",check:"Number"}],output:"Number",colour:"%{BKY_MATH_HUE}",
@@ -84,73 +83,81 @@ Blockly.Constants.Math.TOOLTIPS_BY_OP={ADD:"%{BKY_MATH_ARITHMETIC_TOOLTIP_ADD}",
 SIN:"%{BKY_MATH_TRIG_TOOLTIP_SIN}",COS:"%{BKY_MATH_TRIG_TOOLTIP_COS}",TAN:"%{BKY_MATH_TRIG_TOOLTIP_TAN}",ASIN:"%{BKY_MATH_TRIG_TOOLTIP_ASIN}",ACOS:"%{BKY_MATH_TRIG_TOOLTIP_ACOS}",ATAN:"%{BKY_MATH_TRIG_TOOLTIP_ATAN}",SUM:"%{BKY_MATH_ONLIST_TOOLTIP_SUM}",MIN:"%{BKY_MATH_ONLIST_TOOLTIP_MIN}",MAX:"%{BKY_MATH_ONLIST_TOOLTIP_MAX}",AVERAGE:"%{BKY_MATH_ONLIST_TOOLTIP_AVERAGE}",MEDIAN:"%{BKY_MATH_ONLIST_TOOLTIP_MEDIAN}",MODE:"%{BKY_MATH_ONLIST_TOOLTIP_MODE}",STD_DEV:"%{BKY_MATH_ONLIST_TOOLTIP_STD_DEV}",RANDOM:"%{BKY_MATH_ONLIST_TOOLTIP_RANDOM}"};
 Blockly.Extensions.register("math_op_tooltip",Blockly.Extensions.buildTooltipForDropdown("OP",Blockly.Constants.Math.TOOLTIPS_BY_OP));
 Blockly.Constants.Math.IS_DIVISIBLEBY_MUTATOR_MIXIN={mutationToDom:function(){var a=document.createElement("mutation"),b="DIVISIBLE_BY"==this.getFieldValue("PROPERTY");a.setAttribute("divisor_input",b);return a},domToMutation:function(a){a="true"==a.getAttribute("divisor_input");this.updateShape_(a)},updateShape_:function(a){var b=this.getInput("DIVISOR");a?b||this.appendValueInput("DIVISOR").setCheck("Number"):b&&this.removeInput("DIVISOR")}};
-Blockly.Constants.Math.IS_DIVISIBLE_MUTATOR_EXTENSION=function(){this.getField("PROPERTY").setValidator(function(a){this.sourceBlock_.updateShape_("DIVISIBLE_BY"==a)})};Blockly.Extensions.registerMutator("math_is_divisibleby_mutator",Blockly.Constants.Math.IS_DIVISIBLEBY_MUTATOR_MIXIN,Blockly.Constants.Math.IS_DIVISIBLE_MUTATOR_EXTENSION);Blockly.Constants.Math.CHANGE_TOOLTIP_EXTENSION=function(){this.setTooltip(function(){return Blockly.Msg.MATH_CHANGE_TOOLTIP.replace("%1",this.getFieldValue("VAR"))}.bind(this))};
-Blockly.Extensions.register("math_change_tooltip",Blockly.Extensions.buildTooltipWithFieldValue("%{BKY_MATH_CHANGE_TOOLTIP}","VAR"));Blockly.Constants.Math.LIST_MODES_MUTATOR_MIXIN={updateType_:function(a){"MODE"==a?this.outputConnection.setCheck("Array"):this.outputConnection.setCheck("Number")},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("op",this.getFieldValue("OP"));return a},domToMutation:function(a){this.updateType_(a.getAttribute("op"))}};
-Blockly.Constants.Math.LIST_MODES_MUTATOR_EXTENSION=function(){this.getField("OP").setValidator(function(a){this.updateType_(a)}.bind(this))};Blockly.Extensions.registerMutator("math_modes_of_list_mutator",Blockly.Constants.Math.LIST_MODES_MUTATOR_MIXIN,Blockly.Constants.Math.LIST_MODES_MUTATOR_EXTENSION);Blockly.Blocks.procedures={};Blockly.Blocks.procedures.HUE=290;
-Blockly.Blocks.procedures_defnoreturn={init:function(){var a=new Blockly.FieldTextInput("",Blockly.Procedures.rename);a.setSpellcheck(!1);this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE).appendField(a,"NAME").appendField("","PARAMS");this.setMutator(new Blockly.Mutator(["procedures_mutatorarg"]));(this.workspace.options.comments||this.workspace.options.parentWorkspace&&this.workspace.options.parentWorkspace.options.comments)&&Blockly.Msg.PROCEDURES_DEFNORETURN_COMMENT&&
-this.setCommentText(Blockly.Msg.PROCEDURES_DEFNORETURN_COMMENT);this.setColour(Blockly.Blocks.procedures.HUE);this.setTooltip(Blockly.Msg.PROCEDURES_DEFNORETURN_TOOLTIP);this.setHelpUrl(Blockly.Msg.PROCEDURES_DEFNORETURN_HELPURL);this.arguments_=[];this.setStatements_(!0);this.statementConnection_=null},setStatements_:function(a){this.hasStatements_!==a&&(a?(this.appendStatementInput("STACK").appendField(Blockly.Msg.PROCEDURES_DEFNORETURN_DO),this.getInput("RETURN")&&this.moveInputBefore("STACK",
-"RETURN")):this.removeInput("STACK",!0),this.hasStatements_=a)},updateParams_:function(){for(var a=!1,b={},c=0;c<this.arguments_.length;c++){if(b["arg_"+this.arguments_[c].toLowerCase()]){a=!0;break}b["arg_"+this.arguments_[c].toLowerCase()]=!0}a?this.setWarningText(Blockly.Msg.PROCEDURES_DEF_DUPLICATE_WARNING):this.setWarningText(null);a="";this.arguments_.length&&(a=Blockly.Msg.PROCEDURES_BEFORE_PARAMS+" "+this.arguments_.join(", "));Blockly.Events.disable();try{this.setFieldValue(a,"PARAMS")}finally{Blockly.Events.enable()}},
-mutationToDom:function(a){var b=document.createElement("mutation");a&&b.setAttribute("name",this.getFieldValue("NAME"));for(var c=0;c<this.arguments_.length;c++){var d=document.createElement("arg");d.setAttribute("name",this.arguments_[c]);a&&this.paramIds_&&d.setAttribute("paramId",this.paramIds_[c]);b.appendChild(d)}this.hasStatements_||b.setAttribute("statements","false");return b},domToMutation:function(a){this.arguments_=[];for(var b=0,c;c=a.childNodes[b];b++)"arg"==c.nodeName.toLowerCase()&&
-this.arguments_.push(c.getAttribute("name"));this.updateParams_();Blockly.Procedures.mutateCallers(this);this.setStatements_("false"!==a.getAttribute("statements"))},decompose:function(a){var b=a.newBlock("procedures_mutatorcontainer");b.initSvg();this.getInput("RETURN")?b.setFieldValue(this.hasStatements_?"TRUE":"FALSE","STATEMENTS"):b.getInput("STATEMENT_INPUT").setVisible(!1);for(var c=b.getInput("STACK").connection,d=0;d<this.arguments_.length;d++){var e=a.newBlock("procedures_mutatorarg");e.initSvg();
-e.setFieldValue(this.arguments_[d],"NAME");e.oldLocation=d;c.connect(e.previousConnection);c=e.nextConnection}Blockly.Procedures.mutateCallers(this);return b},compose:function(a){this.arguments_=[];this.paramIds_=[];for(var b=a.getInputTargetBlock("STACK");b;)this.arguments_.push(b.getFieldValue("NAME")),this.paramIds_.push(b.id),b=b.nextConnection&&b.nextConnection.targetBlock();this.updateParams_();Blockly.Procedures.mutateCallers(this);a=a.getFieldValue("STATEMENTS");if(null!==a&&(a="TRUE"==a,
-this.hasStatements_!=a))if(a)this.setStatements_(!0),Blockly.Mutator.reconnect(this.statementConnection_,this,"STACK"),this.statementConnection_=null;else{a=this.getInput("STACK").connection;if(this.statementConnection_=a.targetConnection)a=a.targetBlock(),a.unplug(),a.bumpNeighbours_();this.setStatements_(!1)}},getProcedureDef:function(){return[this.getFieldValue("NAME"),this.arguments_,!1]},getVars:function(){return this.arguments_},renameVar:function(a,b){for(var c=!1,d=0;d<this.arguments_.length;d++)Blockly.Names.equals(a,
-this.arguments_[d])&&(this.arguments_[d]=b,c=!0);if(c&&(this.updateParams_(),this.mutator.isVisible())){c=this.mutator.workspace_.getAllBlocks();d=0;for(var e;e=c[d];d++)"procedures_mutatorarg"==e.type&&Blockly.Names.equals(a,e.getFieldValue("NAME"))&&e.setFieldValue(b,"NAME")}},customContextMenu:function(a){var b={enabled:!0},c=this.getFieldValue("NAME");b.text=Blockly.Msg.PROCEDURES_CREATE_DO.replace("%1",c);var d=goog.dom.createDom("mutation");d.setAttribute("name",c);for(var e=0;e<this.arguments_.length;e++)c=
-goog.dom.createDom("arg"),c.setAttribute("name",this.arguments_[e]),d.appendChild(c);d=goog.dom.createDom("block",null,d);d.setAttribute("type",this.callType_);b.callback=Blockly.ContextMenu.callbackFactory(this,d);a.push(b);if(!this.isCollapsed())for(e=0;e<this.arguments_.length;e++)b={enabled:!0},c=this.arguments_[e],b.text=Blockly.Msg.VARIABLES_SET_CREATE_GET.replace("%1",c),d=goog.dom.createDom("field",null,c),d.setAttribute("name","VAR"),d=goog.dom.createDom("block",null,d),d.setAttribute("type",
-"variables_get"),b.callback=Blockly.ContextMenu.callbackFactory(this,d),a.push(b)},callType_:"procedures_callnoreturn"};
+Blockly.Constants.Math.IS_DIVISIBLE_MUTATOR_EXTENSION=function(){this.getField("PROPERTY").setValidator(function(a){this.sourceBlock_.updateShape_("DIVISIBLE_BY"==a)})};Blockly.Extensions.registerMutator("math_is_divisibleby_mutator",Blockly.Constants.Math.IS_DIVISIBLEBY_MUTATOR_MIXIN,Blockly.Constants.Math.IS_DIVISIBLE_MUTATOR_EXTENSION);Blockly.Extensions.register("math_change_tooltip",Blockly.Extensions.buildTooltipWithFieldText("%{BKY_MATH_CHANGE_TOOLTIP}","VAR"));
+Blockly.Constants.Math.LIST_MODES_MUTATOR_MIXIN={updateType_:function(a){"MODE"==a?this.outputConnection.setCheck("Array"):this.outputConnection.setCheck("Number")},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("op",this.getFieldValue("OP"));return a},domToMutation:function(a){this.updateType_(a.getAttribute("op"))}};Blockly.Constants.Math.LIST_MODES_MUTATOR_EXTENSION=function(){this.getField("OP").setValidator(function(a){this.updateType_(a)}.bind(this))};
+Blockly.Extensions.registerMutator("math_modes_of_list_mutator",Blockly.Constants.Math.LIST_MODES_MUTATOR_MIXIN,Blockly.Constants.Math.LIST_MODES_MUTATOR_EXTENSION);Blockly.Blocks.procedures={};
+Blockly.Blocks.procedures_defnoreturn={init:function(){var a=new Blockly.FieldTextInput("",Blockly.Procedures.rename);a.setSpellcheck(!1);this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE).appendField(a,"NAME").appendField("","PARAMS");this.setMutator(new Blockly.Mutator(["procedures_mutatorarg"]));(this.workspace.options.comments||this.workspace.options.parentWorkspace&&this.workspace.options.parentWorkspace.options.comments)&&Blockly.Msg.PROCEDURES_DEFNORETURN_COMMENT&&this.setCommentText(Blockly.Msg.PROCEDURES_DEFNORETURN_COMMENT);
+this.setColour(Blockly.Msg.PROCEDURES_HUE);this.setTooltip(Blockly.Msg.PROCEDURES_DEFNORETURN_TOOLTIP);this.setHelpUrl(Blockly.Msg.PROCEDURES_DEFNORETURN_HELPURL);this.arguments_=[];this.argumentVarModels_=[];this.setStatements_(!0);this.statementConnection_=null},setStatements_:function(a){this.hasStatements_!==a&&(a?(this.appendStatementInput("STACK").appendField(Blockly.Msg.PROCEDURES_DEFNORETURN_DO),this.getInput("RETURN")&&this.moveInputBefore("STACK","RETURN")):this.removeInput("STACK",!0),
+this.hasStatements_=a)},updateParams_:function(){for(var a=!1,b={},c=0;c<this.arguments_.length;c++){if(b["arg_"+this.arguments_[c].toLowerCase()]){a=!0;break}b["arg_"+this.arguments_[c].toLowerCase()]=!0}a?this.setWarningText(Blockly.Msg.PROCEDURES_DEF_DUPLICATE_WARNING):this.setWarningText(null);a="";this.arguments_.length&&(a=Blockly.Msg.PROCEDURES_BEFORE_PARAMS+" "+this.arguments_.join(", "));Blockly.Events.disable();try{this.setFieldValue(a,"PARAMS")}finally{Blockly.Events.enable()}},mutationToDom:function(a){var b=
+document.createElement("mutation");a&&b.setAttribute("name",this.getFieldValue("NAME"));for(var c=0;c<this.argumentVarModels_.length;c++){var d=document.createElement("arg"),e=this.argumentVarModels_[c];d.setAttribute("name",e.name);d.setAttribute("varId",e.getId());a&&this.paramIds_&&d.setAttribute("paramId",this.paramIds_[c]);b.appendChild(d)}this.hasStatements_||b.setAttribute("statements","false");return b},domToMutation:function(a){this.arguments_=[];this.argumentVarModels_=[];for(var b=0,c;c=
+a.childNodes[b];b++)if("arg"==c.nodeName.toLowerCase()){var d=c.getAttribute("name");c=c.getAttribute("varId");this.arguments_.push(d);d=Blockly.Variables.getOrCreateVariablePackage(this.workspace,c,d,"");this.argumentVarModels_.push(d)}this.updateParams_();Blockly.Procedures.mutateCallers(this);this.setStatements_("false"!==a.getAttribute("statements"))},decompose:function(a){var b=a.newBlock("procedures_mutatorcontainer");b.initSvg();this.getInput("RETURN")?b.setFieldValue(this.hasStatements_?"TRUE":
+"FALSE","STATEMENTS"):b.getInput("STATEMENT_INPUT").setVisible(!1);for(var c=b.getInput("STACK").connection,d=0;d<this.arguments_.length;d++){var e=a.newBlock("procedures_mutatorarg");e.initSvg();e.setFieldValue(this.arguments_[d],"NAME");e.oldLocation=d;c.connect(e.previousConnection);c=e.nextConnection}Blockly.Procedures.mutateCallers(this);return b},compose:function(a){this.arguments_=[];this.paramIds_=[];this.argumentVarModels_=[];for(var b=a.getInputTargetBlock("STACK");b;){var c=b.getFieldValue("NAME");
+this.arguments_.push(c);c=this.workspace.getVariable(c,"");this.argumentVarModels_.push(c);this.paramIds_.push(b.id);b=b.nextConnection&&b.nextConnection.targetBlock()}this.updateParams_();Blockly.Procedures.mutateCallers(this);a=a.getFieldValue("STATEMENTS");if(null!==a&&(a="TRUE"==a,this.hasStatements_!=a))if(a)this.setStatements_(!0),Blockly.Mutator.reconnect(this.statementConnection_,this,"STACK"),this.statementConnection_=null;else{a=this.getInput("STACK").connection;if(this.statementConnection_=
+a.targetConnection)a=a.targetBlock(),a.unplug(),a.bumpNeighbours_();this.setStatements_(!1)}},getProcedureDef:function(){return[this.getFieldValue("NAME"),this.arguments_,!1]},getVars:function(){return this.arguments_},getVarModels:function(){return this.argumentVarModels_},renameVarById:function(a,b){var c=this.workspace.getVariableById(a);if(""==c.type){c=c.name;for(var d=this.workspace.getVariableById(b),e=!1,f=0;f<this.argumentVarModels_.length;f++)this.argumentVarModels_[f].getId()==a&&(this.arguments_[f]=
+d.name,this.argumentVarModels_[f]=d,e=!0);e&&this.displayRenamedVar_(c,d.name)}},updateVarName:function(a){for(var b=a.name,c=!1,d=0;d<this.argumentVarModels_.length;d++)if(this.argumentVarModels_[d].getId()==a.getId()){var e=this.arguments_[d];this.arguments_[d]=b;c=!0}c&&this.displayRenamedVar_(e,b)},displayRenamedVar_:function(a,b){this.updateParams_();if(this.mutator.isVisible())for(var c=this.mutator.workspace_.getAllBlocks(),d=0,e;e=c[d];d++)"procedures_mutatorarg"==e.type&&Blockly.Names.equals(a,
+e.getFieldValue("NAME"))&&e.setFieldValue(b,"NAME")},customContextMenu:function(a){if(!this.isInFlyout){var b={enabled:!0},c=this.getFieldValue("NAME");b.text=Blockly.Msg.PROCEDURES_CREATE_DO.replace("%1",c);var d=goog.dom.createDom("mutation");d.setAttribute("name",c);for(var e=0;e<this.arguments_.length;e++)c=goog.dom.createDom("arg"),c.setAttribute("name",this.arguments_[e]),d.appendChild(c);c=goog.dom.createDom("block",null,d);c.setAttribute("type",this.callType_);b.callback=Blockly.ContextMenu.callbackFactory(this,
+c);a.push(b);if(!this.isCollapsed())for(e=0;e<this.argumentVarModels_.length;e++)b={enabled:!0},d=this.argumentVarModels_[e],c=d.name,b.text=Blockly.Msg.VARIABLES_SET_CREATE_GET.replace("%1",c),c=Blockly.Variables.generateVariableFieldDom(d),c=goog.dom.createDom("block",null,c),c.setAttribute("type","variables_get"),b.callback=Blockly.ContextMenu.callbackFactory(this,c),a.push(b)}},callType_:"procedures_callnoreturn"};
 Blockly.Blocks.procedures_defreturn={init:function(){var a=new Blockly.FieldTextInput("",Blockly.Procedures.rename);a.setSpellcheck(!1);this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_DEFRETURN_TITLE).appendField(a,"NAME").appendField("","PARAMS");this.appendValueInput("RETURN").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN);this.setMutator(new Blockly.Mutator(["procedures_mutatorarg"]));(this.workspace.options.comments||this.workspace.options.parentWorkspace&&
-this.workspace.options.parentWorkspace.options.comments)&&Blockly.Msg.PROCEDURES_DEFRETURN_COMMENT&&this.setCommentText(Blockly.Msg.PROCEDURES_DEFRETURN_COMMENT);this.setColour(Blockly.Blocks.procedures.HUE);this.setTooltip(Blockly.Msg.PROCEDURES_DEFRETURN_TOOLTIP);this.setHelpUrl(Blockly.Msg.PROCEDURES_DEFRETURN_HELPURL);this.arguments_=[];this.setStatements_(!0);this.statementConnection_=null},setStatements_:Blockly.Blocks.procedures_defnoreturn.setStatements_,updateParams_:Blockly.Blocks.procedures_defnoreturn.updateParams_,
-mutationToDom:Blockly.Blocks.procedures_defnoreturn.mutationToDom,domToMutation:Blockly.Blocks.procedures_defnoreturn.domToMutation,decompose:Blockly.Blocks.procedures_defnoreturn.decompose,compose:Blockly.Blocks.procedures_defnoreturn.compose,getProcedureDef:function(){return[this.getFieldValue("NAME"),this.arguments_,!0]},getVars:Blockly.Blocks.procedures_defnoreturn.getVars,renameVar:Blockly.Blocks.procedures_defnoreturn.renameVar,customContextMenu:Blockly.Blocks.procedures_defnoreturn.customContextMenu,
-callType_:"procedures_callreturn"};Blockly.Blocks.procedures_mutatorcontainer={init:function(){this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TITLE);this.appendStatementInput("STACK");this.appendDummyInput("STATEMENT_INPUT").appendField(Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS).appendField(new Blockly.FieldCheckbox("TRUE"),"STATEMENTS");this.setColour(Blockly.Blocks.procedures.HUE);this.setTooltip(Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TOOLTIP);this.contextMenu=!1}};
-Blockly.Blocks.procedures_mutatorarg={init:function(){var a=new Blockly.FieldTextInput("x",this.validator_);this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_MUTATORARG_TITLE).appendField(a,"NAME");this.setPreviousStatement(!0);this.setNextStatement(!0);this.setColour(Blockly.Blocks.procedures.HUE);this.setTooltip(Blockly.Msg.PROCEDURES_MUTATORARG_TOOLTIP);this.contextMenu=!1;a.onFinishEditing_=this.createNewVar_;a.onFinishEditing_("x")},validator_:function(a){return(a=a.replace(/[\s\xa0]+/g,
-" ").replace(/^ | $/g,""))||null},createNewVar_:function(a){var b=this.sourceBlock_;if(b&&b.workspace&&b.workspace.options&&b.workspace.options.parentWorkspace){b=b.workspace.options.parentWorkspace;var c=b.getVariable(a);c&&c.name!==a?b.renameVariableById(c.getId(),a):b.createVariable(a)}}};
-Blockly.Blocks.procedures_callnoreturn={init:function(){this.appendDummyInput("TOPROW").appendField(this.id,"NAME");this.setPreviousStatement(!0);this.setNextStatement(!0);this.setColour(Blockly.Blocks.procedures.HUE);this.setHelpUrl(Blockly.Msg.PROCEDURES_CALLNORETURN_HELPURL);this.arguments_=[];this.quarkConnections_={};this.quarkIds_=null},getProcedureCall:function(){return this.getFieldValue("NAME")},renameProcedure:function(a,b){Blockly.Names.equals(a,this.getProcedureCall())&&(this.setFieldValue(b,
-"NAME"),this.setTooltip((this.outputConnection?Blockly.Msg.PROCEDURES_CALLRETURN_TOOLTIP:Blockly.Msg.PROCEDURES_CALLNORETURN_TOOLTIP).replace("%1",b)))},setProcedureParameters_:function(a,b){var c=Blockly.Procedures.getDefinition(this.getProcedureCall(),this.workspace),d=c&&c.mutator&&c.mutator.isVisible();d||(this.quarkConnections_={},this.quarkIds_=null);if(b)if(goog.array.equals(this.arguments_,a))this.quarkIds_=b;else{if(b.length!=a.length)throw"Error: paramNames and paramIds must be the same length.";
-this.setCollapsed(!1);this.quarkIds_||(this.quarkConnections_={},a.join("\n")==this.arguments_.join("\n")?this.quarkIds_=b:this.quarkIds_=[]);c=this.rendered;this.rendered=!1;for(var e=0;e<this.arguments_.length;e++){var f=this.getInput("ARG"+e);f&&(f=f.connection.targetConnection,this.quarkConnections_[this.quarkIds_[e]]=f,d&&f&&-1==b.indexOf(this.quarkIds_[e])&&(f.disconnect(),f.getSourceBlock().bumpNeighbours_()))}this.arguments_=[].concat(a);this.updateShape_();if(this.quarkIds_=b)for(e=0;e<this.arguments_.length;e++)d=
-this.quarkIds_[e],d in this.quarkConnections_&&(f=this.quarkConnections_[d],Blockly.Mutator.reconnect(f,this,"ARG"+e)||delete this.quarkConnections_[d]);(this.rendered=c)&&this.render()}},updateShape_:function(){for(var a=0;a<this.arguments_.length;a++){var b=this.getField("ARGNAME"+a);if(b){Blockly.Events.disable();try{b.setValue(this.arguments_[a])}finally{Blockly.Events.enable()}}else b=new Blockly.FieldLabel(this.arguments_[a]),this.appendValueInput("ARG"+a).setAlign(Blockly.ALIGN_RIGHT).appendField(b,
-"ARGNAME"+a).init()}for(;this.getInput("ARG"+a);)this.removeInput("ARG"+a),a++;if(a=this.getInput("TOPROW"))this.arguments_.length?this.getField("WITH")||(a.appendField(Blockly.Msg.PROCEDURES_CALL_BEFORE_PARAMS,"WITH"),a.init()):this.getField("WITH")&&a.removeField("WITH")},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("name",this.getProcedureCall());for(var b=0;b<this.arguments_.length;b++){var c=document.createElement("arg");c.setAttribute("name",this.arguments_[b]);
-a.appendChild(c)}return a},domToMutation:function(a){var b=a.getAttribute("name");this.renameProcedure(this.getProcedureCall(),b);b=[];for(var c=[],d=0,e;e=a.childNodes[d];d++)"arg"==e.nodeName.toLowerCase()&&(b.push(e.getAttribute("name")),c.push(e.getAttribute("paramId")));this.setProcedureParameters_(b,c)},renameVar:function(a,b){for(var c=0;c<this.arguments_.length;c++)Blockly.Names.equals(a,this.arguments_[c])&&(this.arguments_[c]=b,this.getField("ARGNAME"+c).setValue(b))},onchange:function(a){if(this.workspace&&
-!this.workspace.isFlyout)if(a.type==Blockly.Events.BLOCK_CREATE&&-1!=a.ids.indexOf(this.id)){var b=this.getProcedureCall();b=Blockly.Procedures.getDefinition(b,this.workspace);!b||b.type==this.defType_&&JSON.stringify(b.arguments_)==JSON.stringify(this.arguments_)||(b=null);if(!b){Blockly.Events.setGroup(a.group);a=goog.dom.createDom("xml");b=goog.dom.createDom("block");b.setAttribute("type",this.defType_);var c=this.getRelativeToSurfaceXY(),d=c.y+2*Blockly.SNAP_RADIUS;b.setAttribute("x",c.x+Blockly.SNAP_RADIUS*
-(this.RTL?-1:1));b.setAttribute("y",d);c=this.mutationToDom();b.appendChild(c);c=goog.dom.createDom("field");c.setAttribute("name","NAME");c.appendChild(document.createTextNode(this.getProcedureCall()));b.appendChild(c);a.appendChild(b);Blockly.Xml.domToWorkspace(a,this.workspace);Blockly.Events.setGroup(!1)}}else a.type==Blockly.Events.BLOCK_DELETE&&(b=this.getProcedureCall(),b=Blockly.Procedures.getDefinition(b,this.workspace),b||(Blockly.Events.setGroup(a.group),this.dispose(!0,!1),Blockly.Events.setGroup(!1)))},
-customContextMenu:function(a){var b={enabled:!0};b.text=Blockly.Msg.PROCEDURES_HIGHLIGHT_DEF;var c=this.getProcedureCall(),d=this.workspace;b.callback=function(){var a=Blockly.Procedures.getDefinition(c,d);a&&a.select()};a.push(b)},defType_:"procedures_defnoreturn"};
-Blockly.Blocks.procedures_callreturn={init:function(){this.appendDummyInput("TOPROW").appendField("","NAME");this.setOutput(!0);this.setColour(Blockly.Blocks.procedures.HUE);this.setHelpUrl(Blockly.Msg.PROCEDURES_CALLRETURN_HELPURL);this.arguments_=[];this.quarkConnections_={};this.quarkIds_=null},getProcedureCall:Blockly.Blocks.procedures_callnoreturn.getProcedureCall,renameProcedure:Blockly.Blocks.procedures_callnoreturn.renameProcedure,setProcedureParameters_:Blockly.Blocks.procedures_callnoreturn.setProcedureParameters_,
-updateShape_:Blockly.Blocks.procedures_callnoreturn.updateShape_,mutationToDom:Blockly.Blocks.procedures_callnoreturn.mutationToDom,domToMutation:Blockly.Blocks.procedures_callnoreturn.domToMutation,renameVar:Blockly.Blocks.procedures_callnoreturn.renameVar,onchange:Blockly.Blocks.procedures_callnoreturn.onchange,customContextMenu:Blockly.Blocks.procedures_callnoreturn.customContextMenu,defType_:"procedures_defreturn"};
-Blockly.Blocks.procedures_ifreturn={init:function(){this.appendValueInput("CONDITION").setCheck("Boolean").appendField(Blockly.Msg.CONTROLS_IF_MSG_IF);this.appendValueInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN);this.setInputsInline(!0);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setColour(Blockly.Blocks.procedures.HUE);this.setTooltip(Blockly.Msg.PROCEDURES_IFRETURN_TOOLTIP);this.setHelpUrl(Blockly.Msg.PROCEDURES_IFRETURN_HELPURL);this.hasReturnValue_=!0},
-mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("value",Number(this.hasReturnValue_));return a},domToMutation:function(a){this.hasReturnValue_=1==a.getAttribute("value");this.hasReturnValue_||(this.removeInput("VALUE"),this.appendDummyInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN))},onchange:function(){if(this.workspace.isDragging&&!this.workspace.isDragging()){var a=!1,b=this;do{if(-1!=this.FUNCTION_TYPES.indexOf(b.type)){a=!0;break}b=b.getSurroundParent()}while(b);
-a?("procedures_defnoreturn"==b.type&&this.hasReturnValue_?(this.removeInput("VALUE"),this.appendDummyInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN),this.hasReturnValue_=!1):"procedures_defreturn"!=b.type||this.hasReturnValue_||(this.removeInput("VALUE"),this.appendValueInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN),this.hasReturnValue_=!0),this.setWarningText(null),this.isInFlyout||this.setDisabled(!1)):(this.setWarningText(Blockly.Msg.PROCEDURES_IFRETURN_WARNING),
-this.isInFlyout||this.getInheritedDisabled()||this.setDisabled(!0))}},FUNCTION_TYPES:["procedures_defnoreturn","procedures_defreturn"]};Blockly.Blocks.texts={};Blockly.Constants.Text={};Blockly.Constants.Text.HUE=160;Blockly.Blocks.texts.HUE=Blockly.Constants.Text.HUE;
+this.workspace.options.parentWorkspace.options.comments)&&Blockly.Msg.PROCEDURES_DEFRETURN_COMMENT&&this.setCommentText(Blockly.Msg.PROCEDURES_DEFRETURN_COMMENT);this.setColour(Blockly.Msg.PROCEDURES_HUE);this.setTooltip(Blockly.Msg.PROCEDURES_DEFRETURN_TOOLTIP);this.setHelpUrl(Blockly.Msg.PROCEDURES_DEFRETURN_HELPURL);this.arguments_=[];this.argumentVarModels_=[];this.setStatements_(!0);this.statementConnection_=null},setStatements_:Blockly.Blocks.procedures_defnoreturn.setStatements_,updateParams_:Blockly.Blocks.procedures_defnoreturn.updateParams_,
+mutationToDom:Blockly.Blocks.procedures_defnoreturn.mutationToDom,domToMutation:Blockly.Blocks.procedures_defnoreturn.domToMutation,decompose:Blockly.Blocks.procedures_defnoreturn.decompose,compose:Blockly.Blocks.procedures_defnoreturn.compose,getProcedureDef:function(){return[this.getFieldValue("NAME"),this.arguments_,!0]},getVars:Blockly.Blocks.procedures_defnoreturn.getVars,getVarModels:Blockly.Blocks.procedures_defnoreturn.getVarModels,renameVarById:Blockly.Blocks.procedures_defnoreturn.renameVarById,
+updateVarName:Blockly.Blocks.procedures_defnoreturn.updateVarName,displayRenamedVar_:Blockly.Blocks.procedures_defnoreturn.displayRenamedVar_,customContextMenu:Blockly.Blocks.procedures_defnoreturn.customContextMenu,callType_:"procedures_callreturn"};
+Blockly.Blocks.procedures_mutatorcontainer={init:function(){this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TITLE);this.appendStatementInput("STACK");this.appendDummyInput("STATEMENT_INPUT").appendField(Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS).appendField(new Blockly.FieldCheckbox("TRUE"),"STATEMENTS");this.setColour(Blockly.Msg.PROCEDURES_HUE);this.setTooltip(Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TOOLTIP);this.contextMenu=!1}};
+Blockly.Blocks.procedures_mutatorarg={init:function(){var a=new Blockly.FieldTextInput("x",this.validator_);a.oldShowEditorFn_=a.showEditor_;a.showEditor_=function(){this.createdVariables_=[];this.oldShowEditorFn_()};this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_MUTATORARG_TITLE).appendField(a,"NAME");this.setPreviousStatement(!0);this.setNextStatement(!0);this.setColour(Blockly.Msg.PROCEDURES_HUE);this.setTooltip(Blockly.Msg.PROCEDURES_MUTATORARG_TOOLTIP);this.contextMenu=!1;a.onFinishEditing_=
+this.deleteIntermediateVars_;a.createdVariables_=[];a.onFinishEditing_("x")},validator_:function(a){var b=Blockly.Mutator.findParentWs(this.sourceBlock_.workspace);a=a.replace(/[\s\xa0]+/g," ").replace(/^ | $/g,"");if(!a)return null;var c=b.getVariable(a,"");c&&c.name!=a&&b.renameVarById(c.getId(),a);c||(c=b.createVariable(a,""))&&this.createdVariables_&&this.createdVariables_.push(c);return a},deleteIntermediateVars_:function(a){var b=Blockly.Mutator.findParentWs(this.sourceBlock_.workspace);if(b)for(var c=
+0;c<this.createdVariables_.length;c++){var d=this.createdVariables_[c];d.name!=a&&b.deleteVariableById(d.getId())}}};
+Blockly.Blocks.procedures_callnoreturn={init:function(){this.appendDummyInput("TOPROW").appendField(this.id,"NAME");this.setPreviousStatement(!0);this.setNextStatement(!0);this.setColour(Blockly.Msg.PROCEDURES_HUE);this.setHelpUrl(Blockly.Msg.PROCEDURES_CALLNORETURN_HELPURL);this.arguments_=[];this.argumentVarModels_=[];this.quarkConnections_={};this.quarkIds_=null},getProcedureCall:function(){return this.getFieldValue("NAME")},renameProcedure:function(a,b){Blockly.Names.equals(a,this.getProcedureCall())&&
+(this.setFieldValue(b,"NAME"),this.setTooltip((this.outputConnection?Blockly.Msg.PROCEDURES_CALLRETURN_TOOLTIP:Blockly.Msg.PROCEDURES_CALLNORETURN_TOOLTIP).replace("%1",b)))},setProcedureParameters_:function(a,b){var c=Blockly.Procedures.getDefinition(this.getProcedureCall(),this.workspace),d=c&&c.mutator&&c.mutator.isVisible();d||(this.quarkConnections_={},this.quarkIds_=null);if(b)if(goog.array.equals(this.arguments_,a))this.quarkIds_=b;else{if(b.length!=a.length)throw"Error: paramNames and paramIds must be the same length.";
+this.setCollapsed(!1);this.quarkIds_||(this.quarkConnections_={},a.join("\n")==this.arguments_.join("\n")?this.quarkIds_=b:this.quarkIds_=[]);c=this.rendered;this.rendered=!1;for(var e=0;e<this.arguments_.length;e++){var f=this.getInput("ARG"+e);f&&(f=f.connection.targetConnection,this.quarkConnections_[this.quarkIds_[e]]=f,d&&f&&-1==b.indexOf(this.quarkIds_[e])&&(f.disconnect(),f.getSourceBlock().bumpNeighbours_()))}this.arguments_=[].concat(a);this.argumentVarModels_=[];for(e=0;e<this.arguments_.length;e++)d=
+Blockly.Variables.getOrCreateVariablePackage(this.workspace,null,this.arguments_[e],""),this.argumentVarModels_.push(d);this.updateShape_();if(this.quarkIds_=b)for(e=0;e<this.arguments_.length;e++)d=this.quarkIds_[e],d in this.quarkConnections_&&(f=this.quarkConnections_[d],Blockly.Mutator.reconnect(f,this,"ARG"+e)||delete this.quarkConnections_[d]);(this.rendered=c)&&this.render()}},updateShape_:function(){for(var a=0;a<this.arguments_.length;a++){var b=this.getField("ARGNAME"+a);if(b){Blockly.Events.disable();
+try{b.setValue(this.arguments_[a])}finally{Blockly.Events.enable()}}else b=new Blockly.FieldLabel(this.arguments_[a]),this.appendValueInput("ARG"+a).setAlign(Blockly.ALIGN_RIGHT).appendField(b,"ARGNAME"+a).init()}for(;this.getInput("ARG"+a);)this.removeInput("ARG"+a),a++;if(a=this.getInput("TOPROW"))this.arguments_.length?this.getField("WITH")||(a.appendField(Blockly.Msg.PROCEDURES_CALL_BEFORE_PARAMS,"WITH"),a.init()):this.getField("WITH")&&a.removeField("WITH")},mutationToDom:function(){var a=document.createElement("mutation");
+a.setAttribute("name",this.getProcedureCall());for(var b=0;b<this.arguments_.length;b++){var c=document.createElement("arg");c.setAttribute("name",this.arguments_[b]);a.appendChild(c)}return a},domToMutation:function(a){var b=a.getAttribute("name");this.renameProcedure(this.getProcedureCall(),b);b=[];for(var c=[],d=0,e;e=a.childNodes[d];d++)"arg"==e.nodeName.toLowerCase()&&(b.push(e.getAttribute("name")),c.push(e.getAttribute("paramId")));this.setProcedureParameters_(b,c)},getVarModels:function(){return this.argumentVarModels_},
+onchange:function(a){if(this.workspace&&!this.workspace.isFlyout)if(a.type==Blockly.Events.BLOCK_CREATE&&-1!=a.ids.indexOf(this.id)){var b=this.getProcedureCall();b=Blockly.Procedures.getDefinition(b,this.workspace);!b||b.type==this.defType_&&JSON.stringify(b.arguments_)==JSON.stringify(this.arguments_)||(b=null);if(!b){Blockly.Events.setGroup(a.group);a=goog.dom.createDom("xml");b=goog.dom.createDom("block");b.setAttribute("type",this.defType_);var c=this.getRelativeToSurfaceXY(),d=c.y+2*Blockly.SNAP_RADIUS;
+b.setAttribute("x",c.x+Blockly.SNAP_RADIUS*(this.RTL?-1:1));b.setAttribute("y",d);c=this.mutationToDom();b.appendChild(c);c=goog.dom.createDom("field");c.setAttribute("name","NAME");c.appendChild(document.createTextNode(this.getProcedureCall()));b.appendChild(c);a.appendChild(b);Blockly.Xml.domToWorkspace(a,this.workspace);Blockly.Events.setGroup(!1)}}else a.type==Blockly.Events.BLOCK_DELETE&&(b=this.getProcedureCall(),b=Blockly.Procedures.getDefinition(b,this.workspace),b||(Blockly.Events.setGroup(a.group),
+this.dispose(!0,!1),Blockly.Events.setGroup(!1)))},customContextMenu:function(a){var b={enabled:!0};b.text=Blockly.Msg.PROCEDURES_HIGHLIGHT_DEF;var c=this.getProcedureCall(),d=this.workspace;b.callback=function(){var a=Blockly.Procedures.getDefinition(c,d);a&&(d.centerOnBlock(a.id),a.select())};a.push(b)},defType_:"procedures_defnoreturn"};
+Blockly.Blocks.procedures_callreturn={init:function(){this.appendDummyInput("TOPROW").appendField("","NAME");this.setOutput(!0);this.setColour(Blockly.Msg.PROCEDURES_HUE);this.setHelpUrl(Blockly.Msg.PROCEDURES_CALLRETURN_HELPURL);this.arguments_=[];this.quarkConnections_={};this.quarkIds_=null},getProcedureCall:Blockly.Blocks.procedures_callnoreturn.getProcedureCall,renameProcedure:Blockly.Blocks.procedures_callnoreturn.renameProcedure,setProcedureParameters_:Blockly.Blocks.procedures_callnoreturn.setProcedureParameters_,
+updateShape_:Blockly.Blocks.procedures_callnoreturn.updateShape_,mutationToDom:Blockly.Blocks.procedures_callnoreturn.mutationToDom,domToMutation:Blockly.Blocks.procedures_callnoreturn.domToMutation,getVarModels:Blockly.Blocks.procedures_callnoreturn.getVarModels,onchange:Blockly.Blocks.procedures_callnoreturn.onchange,customContextMenu:Blockly.Blocks.procedures_callnoreturn.customContextMenu,defType_:"procedures_defreturn"};
+Blockly.Blocks.procedures_ifreturn={init:function(){this.appendValueInput("CONDITION").setCheck("Boolean").appendField(Blockly.Msg.CONTROLS_IF_MSG_IF);this.appendValueInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN);this.setInputsInline(!0);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setColour(Blockly.Msg.PROCEDURES_HUE);this.setTooltip(Blockly.Msg.PROCEDURES_IFRETURN_TOOLTIP);this.setHelpUrl(Blockly.Msg.PROCEDURES_IFRETURN_HELPURL);this.hasReturnValue_=!0},mutationToDom:function(){var a=
+document.createElement("mutation");a.setAttribute("value",Number(this.hasReturnValue_));return a},domToMutation:function(a){this.hasReturnValue_=1==a.getAttribute("value");this.hasReturnValue_||(this.removeInput("VALUE"),this.appendDummyInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN))},onchange:function(){if(this.workspace.isDragging&&!this.workspace.isDragging()){var a=!1,b=this;do{if(-1!=this.FUNCTION_TYPES.indexOf(b.type)){a=!0;break}b=b.getSurroundParent()}while(b);a?("procedures_defnoreturn"==
+b.type&&this.hasReturnValue_?(this.removeInput("VALUE"),this.appendDummyInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN),this.hasReturnValue_=!1):"procedures_defreturn"!=b.type||this.hasReturnValue_||(this.removeInput("VALUE"),this.appendValueInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN),this.hasReturnValue_=!0),this.setWarningText(null),this.isInFlyout||this.setDisabled(!1)):(this.setWarningText(Blockly.Msg.PROCEDURES_IFRETURN_WARNING),this.isInFlyout||this.getInheritedDisabled()||
+this.setDisabled(!0))}},FUNCTION_TYPES:["procedures_defnoreturn","procedures_defreturn"]};Blockly.Blocks.texts={};Blockly.Constants.Text={};Blockly.Constants.Text.HUE=160;
 Blockly.defineBlocksWithJsonArray([{type:"text",message0:"%1",args0:[{type:"field_input",name:"TEXT",text:""}],output:"String",colour:"%{BKY_TEXTS_HUE}",helpUrl:"%{BKY_TEXT_TEXT_HELPURL}",tooltip:"%{BKY_TEXT_TEXT_TOOLTIP}",extensions:["text_quotes","parent_tooltip_when_inline"]},{type:"text_join",message0:"",output:"String",colour:"%{BKY_TEXTS_HUE}",helpUrl:"%{BKY_TEXT_JOIN_HELPURL}",tooltip:"%{BKY_TEXT_JOIN_TOOLTIP}",mutator:"text_join_mutator"},{type:"text_create_join_container",message0:"%{BKY_TEXT_CREATE_JOIN_TITLE_JOIN} %1 %2",
-args0:[{type:"input_dummy"},{type:"input_statement",name:"STACK"}],colour:"%{BKY_TEXTS_HUE}",tooltip:"%{BKY_TEXT_CREATE_JOIN_TOOLTIP}",enableContextMenu:!1},{type:"text_create_join_item",message0:"%{BKY_TEXT_CREATE_JOIN_ITEM_TITLE_ITEM}",previousStatement:null,nextStatement:null,colour:"%{BKY_TEXTS_HUE}",tooltip:"{%BKY_TEXT_CREATE_JOIN_ITEM_TOOLTIP}",enableContextMenu:!1},{type:"text_append",message0:"%{BKY_TEXT_APPEND_TITLE}",args0:[{type:"field_variable",name:"VAR",variable:"%{BKY_TEXT_APPEND_VARIABLE}"},
+args0:[{type:"input_dummy"},{type:"input_statement",name:"STACK"}],colour:"%{BKY_TEXTS_HUE}",tooltip:"%{BKY_TEXT_CREATE_JOIN_TOOLTIP}",enableContextMenu:!1},{type:"text_create_join_item",message0:"%{BKY_TEXT_CREATE_JOIN_ITEM_TITLE_ITEM}",previousStatement:null,nextStatement:null,colour:"%{BKY_TEXTS_HUE}",tooltip:"%{BKY_TEXT_CREATE_JOIN_ITEM_TOOLTIP}",enableContextMenu:!1},{type:"text_append",message0:"%{BKY_TEXT_APPEND_TITLE}",args0:[{type:"field_variable",name:"VAR",variable:"%{BKY_TEXT_APPEND_VARIABLE}"},
 {type:"input_value",name:"TEXT"}],previousStatement:null,nextStatement:null,colour:"%{BKY_TEXTS_HUE}",extensions:["text_append_tooltip"]},{type:"text_length",message0:"%{BKY_TEXT_LENGTH_TITLE}",args0:[{type:"input_value",name:"VALUE",check:["String","Array"]}],output:"Number",colour:"%{BKY_TEXTS_HUE}",tooltip:"%{BKY_TEXT_LENGTH_TOOLTIP}",helpUrl:"%{BKY_TEXT_LENGTH_HELPURL}"},{type:"text_isEmpty",message0:"%{BKY_TEXT_ISEMPTY_TITLE}",args0:[{type:"input_value",name:"VALUE",check:["String","Array"]}],
 output:"Boolean",colour:"%{BKY_TEXTS_HUE}",tooltip:"%{BKY_TEXT_ISEMPTY_TOOLTIP}",helpUrl:"%{BKY_TEXT_ISEMPTY_HELPURL}"},{type:"text_indexOf",message0:"%{BKY_TEXT_INDEXOF_TITLE}",args0:[{type:"input_value",name:"VALUE",check:"String"},{type:"field_dropdown",name:"END",options:[["%{BKY_TEXT_INDEXOF_OPERATOR_FIRST}","FIRST"],["%{BKY_TEXT_INDEXOF_OPERATOR_LAST}","LAST"]]},{type:"input_value",name:"FIND",check:"String"}],output:"Number",colour:"%{BKY_TEXTS_HUE}",helpUrl:"%{BKY_TEXT_INDEXOF_HELPURL}",inputsInline:!0,
 extensions:["text_indexOf_tooltip"]},{type:"text_charAt",message0:"%{BKY_TEXT_CHARAT_TITLE}",args0:[{type:"input_value",name:"VALUE",check:"String"},{type:"field_dropdown",name:"WHERE",options:[["%{BKY_TEXT_CHARAT_FROM_START}","FROM_START"],["%{BKY_TEXT_CHARAT_FROM_END}","FROM_END"],["%{BKY_TEXT_CHARAT_FIRST}","FIRST"],["%{BKY_TEXT_CHARAT_LAST}","LAST"],["%{BKY_TEXT_CHARAT_RANDOM}","RANDOM"]]}],output:"String",colour:"%{BKY_TEXTS_HUE}",helpUrl:"%{BKY_TEXT_CHARAT_HELPURL}",inputsInline:!0,mutator:"text_charAt_mutator"}]);
-Blockly.Blocks.text_getSubstring={init:function(){this.WHERE_OPTIONS_1=[[Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_START,"FROM_START"],[Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_END,"FROM_END"],[Blockly.Msg.TEXT_GET_SUBSTRING_START_FIRST,"FIRST"]];this.WHERE_OPTIONS_2=[[Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_START,"FROM_START"],[Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_END,"FROM_END"],[Blockly.Msg.TEXT_GET_SUBSTRING_END_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.TEXT_GET_SUBSTRING_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);
+Blockly.Blocks.text_getSubstring={init:function(){this.WHERE_OPTIONS_1=[[Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_START,"FROM_START"],[Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_END,"FROM_END"],[Blockly.Msg.TEXT_GET_SUBSTRING_START_FIRST,"FIRST"]];this.WHERE_OPTIONS_2=[[Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_START,"FROM_START"],[Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_END,"FROM_END"],[Blockly.Msg.TEXT_GET_SUBSTRING_END_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.TEXT_GET_SUBSTRING_HELPURL);this.setColour(Blockly.Msg.TEXTS_HUE);
 this.appendValueInput("STRING").setCheck("String").appendField(Blockly.Msg.TEXT_GET_SUBSTRING_INPUT_IN_TEXT);this.appendDummyInput("AT1");this.appendDummyInput("AT2");Blockly.Msg.TEXT_GET_SUBSTRING_TAIL&&this.appendDummyInput("TAIL").appendField(Blockly.Msg.TEXT_GET_SUBSTRING_TAIL);this.setInputsInline(!0);this.setOutput(!0,"String");this.updateAt_(1,!0);this.updateAt_(2,!0);this.setTooltip(Blockly.Msg.TEXT_GET_SUBSTRING_TOOLTIP)},mutationToDom:function(){var a=document.createElement("mutation"),
 b=this.getInput("AT1").type==Blockly.INPUT_VALUE;a.setAttribute("at1",b);b=this.getInput("AT2").type==Blockly.INPUT_VALUE;a.setAttribute("at2",b);return a},domToMutation:function(a){var b="true"==a.getAttribute("at1");a="true"==a.getAttribute("at2");this.updateAt_(1,b);this.updateAt_(2,a)},updateAt_:function(a,b){this.removeInput("AT"+a);this.removeInput("ORDINAL"+a,!0);b?(this.appendValueInput("AT"+a).setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL"+a).appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX)):
-this.appendDummyInput("AT"+a);2==a&&Blockly.Msg.TEXT_GET_SUBSTRING_TAIL&&(this.removeInput("TAIL",!0),this.appendDummyInput("TAIL").appendField(Blockly.Msg.TEXT_GET_SUBSTRING_TAIL));var c=new Blockly.FieldDropdown(this["WHERE_OPTIONS_"+a],function(c){var d="FROM_START"==c||"FROM_END"==c;if(d!=b){var f=this.sourceBlock_;f.updateAt_(a,d);f.setFieldValue(c,"WHERE"+a);return null}});this.getInput("AT"+a).appendField(c,"WHERE"+a);1==a&&this.moveInputBefore("AT1","AT2")}};
-Blockly.Blocks.text_changeCase={init:function(){var a=[[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_UPPERCASE,"UPPERCASE"],[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_LOWERCASE,"LOWERCASE"],[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_TITLECASE,"TITLECASE"]];this.setHelpUrl(Blockly.Msg.TEXT_CHANGECASE_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);this.appendValueInput("TEXT").setCheck("String").appendField(new Blockly.FieldDropdown(a),"CASE");this.setOutput(!0,"String");this.setTooltip(Blockly.Msg.TEXT_CHANGECASE_TOOLTIP)}};
-Blockly.Blocks.text_trim={init:function(){var a=[[Blockly.Msg.TEXT_TRIM_OPERATOR_BOTH,"BOTH"],[Blockly.Msg.TEXT_TRIM_OPERATOR_LEFT,"LEFT"],[Blockly.Msg.TEXT_TRIM_OPERATOR_RIGHT,"RIGHT"]];this.setHelpUrl(Blockly.Msg.TEXT_TRIM_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);this.appendValueInput("TEXT").setCheck("String").appendField(new Blockly.FieldDropdown(a),"MODE");this.setOutput(!0,"String");this.setTooltip(Blockly.Msg.TEXT_TRIM_TOOLTIP)}};
-Blockly.Blocks.text_print={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_PRINT_TITLE,args0:[{type:"input_value",name:"TEXT"}],previousStatement:null,nextStatement:null,colour:Blockly.Blocks.texts.HUE,tooltip:Blockly.Msg.TEXT_PRINT_TOOLTIP,helpUrl:Blockly.Msg.TEXT_PRINT_HELPURL})}};
-Blockly.Blocks.text_prompt_ext={init:function(){var a=[[Blockly.Msg.TEXT_PROMPT_TYPE_TEXT,"TEXT"],[Blockly.Msg.TEXT_PROMPT_TYPE_NUMBER,"NUMBER"]];this.setHelpUrl(Blockly.Msg.TEXT_PROMPT_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);var b=this;a=new Blockly.FieldDropdown(a,function(a){b.updateType_(a)});this.appendValueInput("TEXT").appendField(a,"TYPE");this.setOutput(!0,"String");this.setTooltip(function(){return"TEXT"==b.getFieldValue("TYPE")?Blockly.Msg.TEXT_PROMPT_TOOLTIP_TEXT:Blockly.Msg.TEXT_PROMPT_TOOLTIP_NUMBER})},
+this.appendDummyInput("AT"+a);2==a&&Blockly.Msg.TEXT_GET_SUBSTRING_TAIL&&(this.removeInput("TAIL",!0),this.appendDummyInput("TAIL").appendField(Blockly.Msg.TEXT_GET_SUBSTRING_TAIL));var c=new Blockly.FieldDropdown(this["WHERE_OPTIONS_"+a],function(c){var d="FROM_START"==c||"FROM_END"==c;if(d!=b){var f=this.sourceBlock_;f.updateAt_(a,d);f.setFieldValue(c,"WHERE"+a);return null}});this.getInput("AT"+a).appendField(c,"WHERE"+a);1==a&&(this.moveInputBefore("AT1","AT2"),this.getInput("ORDINAL1")&&this.moveInputBefore("ORDINAL1",
+"AT2"))}};Blockly.Blocks.text_changeCase={init:function(){var a=[[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_UPPERCASE,"UPPERCASE"],[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_LOWERCASE,"LOWERCASE"],[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_TITLECASE,"TITLECASE"]];this.setHelpUrl(Blockly.Msg.TEXT_CHANGECASE_HELPURL);this.setColour(Blockly.Msg.TEXTS_HUE);this.appendValueInput("TEXT").setCheck("String").appendField(new Blockly.FieldDropdown(a),"CASE");this.setOutput(!0,"String");this.setTooltip(Blockly.Msg.TEXT_CHANGECASE_TOOLTIP)}};
+Blockly.Blocks.text_trim={init:function(){var a=[[Blockly.Msg.TEXT_TRIM_OPERATOR_BOTH,"BOTH"],[Blockly.Msg.TEXT_TRIM_OPERATOR_LEFT,"LEFT"],[Blockly.Msg.TEXT_TRIM_OPERATOR_RIGHT,"RIGHT"]];this.setHelpUrl(Blockly.Msg.TEXT_TRIM_HELPURL);this.setColour(Blockly.Msg.TEXTS_HUE);this.appendValueInput("TEXT").setCheck("String").appendField(new Blockly.FieldDropdown(a),"MODE");this.setOutput(!0,"String");this.setTooltip(Blockly.Msg.TEXT_TRIM_TOOLTIP)}};
+Blockly.Blocks.text_print={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_PRINT_TITLE,args0:[{type:"input_value",name:"TEXT"}],previousStatement:null,nextStatement:null,colour:Blockly.Msg.TEXTS_HUE,tooltip:Blockly.Msg.TEXT_PRINT_TOOLTIP,helpUrl:Blockly.Msg.TEXT_PRINT_HELPURL})}};
+Blockly.Blocks.text_prompt_ext={init:function(){var a=[[Blockly.Msg.TEXT_PROMPT_TYPE_TEXT,"TEXT"],[Blockly.Msg.TEXT_PROMPT_TYPE_NUMBER,"NUMBER"]];this.setHelpUrl(Blockly.Msg.TEXT_PROMPT_HELPURL);this.setColour(Blockly.Msg.TEXTS_HUE);var b=this;a=new Blockly.FieldDropdown(a,function(a){b.updateType_(a)});this.appendValueInput("TEXT").appendField(a,"TYPE");this.setOutput(!0,"String");this.setTooltip(function(){return"TEXT"==b.getFieldValue("TYPE")?Blockly.Msg.TEXT_PROMPT_TOOLTIP_TEXT:Blockly.Msg.TEXT_PROMPT_TOOLTIP_NUMBER})},
 updateType_:function(a){this.outputConnection.setCheck("NUMBER"==a?"Number":"String")},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("type",this.getFieldValue("TYPE"));return a},domToMutation:function(a){this.updateType_(a.getAttribute("type"))}};
-Blockly.Blocks.text_prompt={init:function(){this.mixin(Blockly.Constants.Text.QUOTE_IMAGE_MIXIN);var a=[[Blockly.Msg.TEXT_PROMPT_TYPE_TEXT,"TEXT"],[Blockly.Msg.TEXT_PROMPT_TYPE_NUMBER,"NUMBER"]],b=this;this.setHelpUrl(Blockly.Msg.TEXT_PROMPT_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);a=new Blockly.FieldDropdown(a,function(a){b.updateType_(a)});this.appendDummyInput().appendField(a,"TYPE").appendField(this.newQuote_(!0)).appendField(new Blockly.FieldTextInput(""),"TEXT").appendField(this.newQuote_(!1));
+Blockly.Blocks.text_prompt={init:function(){this.mixin(Blockly.Constants.Text.QUOTE_IMAGE_MIXIN);var a=[[Blockly.Msg.TEXT_PROMPT_TYPE_TEXT,"TEXT"],[Blockly.Msg.TEXT_PROMPT_TYPE_NUMBER,"NUMBER"]],b=this;this.setHelpUrl(Blockly.Msg.TEXT_PROMPT_HELPURL);this.setColour(Blockly.Msg.TEXTS_HUE);a=new Blockly.FieldDropdown(a,function(a){b.updateType_(a)});this.appendDummyInput().appendField(a,"TYPE").appendField(this.newQuote_(!0)).appendField(new Blockly.FieldTextInput(""),"TEXT").appendField(this.newQuote_(!1));
 this.setOutput(!0,"String");this.setTooltip(function(){return"TEXT"==b.getFieldValue("TYPE")?Blockly.Msg.TEXT_PROMPT_TOOLTIP_TEXT:Blockly.Msg.TEXT_PROMPT_TOOLTIP_NUMBER})},updateType_:Blockly.Blocks.text_prompt_ext.updateType_,mutationToDom:Blockly.Blocks.text_prompt_ext.mutationToDom,domToMutation:Blockly.Blocks.text_prompt_ext.domToMutation};
-Blockly.Blocks.text_count={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_COUNT_MESSAGE0,args0:[{type:"input_value",name:"SUB",check:"String"},{type:"input_value",name:"TEXT",check:"String"}],output:"Number",inputsInline:!0,colour:Blockly.Blocks.texts.HUE,tooltip:Blockly.Msg.TEXT_COUNT_TOOLTIP,helpUrl:Blockly.Msg.TEXT_COUNT_HELPURL})}};
-Blockly.Blocks.text_replace={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_REPLACE_MESSAGE0,args0:[{type:"input_value",name:"FROM",check:"String"},{type:"input_value",name:"TO",check:"String"},{type:"input_value",name:"TEXT",check:"String"}],output:"String",inputsInline:!0,colour:Blockly.Blocks.texts.HUE,tooltip:Blockly.Msg.TEXT_REPLACE_TOOLTIP,helpUrl:Blockly.Msg.TEXT_REPLACE_HELPURL})}};
-Blockly.Blocks.text_reverse={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_REVERSE_MESSAGE0,args0:[{type:"input_value",name:"TEXT",check:"String"}],output:"String",inputsInline:!0,colour:Blockly.Blocks.texts.HUE,tooltip:Blockly.Msg.TEXT_REVERSE_TOOLTIP,helpUrl:Blockly.Msg.TEXT_REVERSE_HELPURL})}};
+Blockly.Blocks.text_count={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_COUNT_MESSAGE0,args0:[{type:"input_value",name:"SUB",check:"String"},{type:"input_value",name:"TEXT",check:"String"}],output:"Number",inputsInline:!0,colour:Blockly.Msg.TEXTS_HUE,tooltip:Blockly.Msg.TEXT_COUNT_TOOLTIP,helpUrl:Blockly.Msg.TEXT_COUNT_HELPURL})}};
+Blockly.Blocks.text_replace={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_REPLACE_MESSAGE0,args0:[{type:"input_value",name:"FROM",check:"String"},{type:"input_value",name:"TO",check:"String"},{type:"input_value",name:"TEXT",check:"String"}],output:"String",inputsInline:!0,colour:Blockly.Msg.TEXTS_HUE,tooltip:Blockly.Msg.TEXT_REPLACE_TOOLTIP,helpUrl:Blockly.Msg.TEXT_REPLACE_HELPURL})}};
+Blockly.Blocks.text_reverse={init:function(){this.jsonInit({message0:Blockly.Msg.TEXT_REVERSE_MESSAGE0,args0:[{type:"input_value",name:"TEXT",check:"String"}],output:"String",inputsInline:!0,colour:Blockly.Msg.TEXTS_HUE,tooltip:Blockly.Msg.TEXT_REVERSE_TOOLTIP,helpUrl:Blockly.Msg.TEXT_REVERSE_HELPURL})}};
 Blockly.Constants.Text.QUOTE_IMAGE_MIXIN={QUOTE_IMAGE_LEFT_DATAURI:"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAKCAQAAAAqJXdxAAAAn0lEQVQI1z3OMa5BURSF4f/cQhAKjUQhuQmFNwGJEUi0RKN5rU7FHKhpjEH3TEMtkdBSCY1EIv8r7nFX9e29V7EBAOvu7RPjwmWGH/VuF8CyN9/OAdvqIXYLvtRaNjx9mMTDyo+NjAN1HNcl9ZQ5oQMM3dgDUqDo1l8DzvwmtZN7mnD+PkmLa+4mhrxVA9fRowBWmVBhFy5gYEjKMfz9AylsaRRgGzvZAAAAAElFTkSuQmCC",QUOTE_IMAGE_RIGHT_DATAURI:"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAAKCAQAAAAqJXdxAAAAqUlEQVQI1z3KvUpCcRiA8ef9E4JNHhI0aFEacm1o0BsI0Slx8wa8gLauoDnoBhq7DcfWhggONDmJJgqCPA7neJ7p934EOOKOnM8Q7PDElo/4x4lFb2DmuUjcUzS3URnGib9qaPNbuXvBO3sGPHJDRG6fGVdMSeWDP2q99FQdFrz26Gu5Tq7dFMzUvbXy8KXeAj57cOklgA+u1B5AoslLtGIHQMaCVnwDnADZIFIrXsoXrgAAAABJRU5ErkJggg==",
 QUOTE_IMAGE_WIDTH:12,QUOTE_IMAGE_HEIGHT:12,quoteField_:function(a){for(var b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)if(a==e.name){c.insertFieldAt(d,this.newQuote_(!0));c.insertFieldAt(d+2,this.newQuote_(!1));return}console.warn('field named "'+a+'" not found in '+this.toDevString())},newQuote_:function(a){a=this.RTL?!a:a;return new Blockly.FieldImage(a?this.QUOTE_IMAGE_LEFT_DATAURI:this.QUOTE_IMAGE_RIGHT_DATAURI,this.QUOTE_IMAGE_WIDTH,this.QUOTE_IMAGE_HEIGHT,a?"\u201c":"\u201d")}};
 Blockly.Constants.Text.TEXT_QUOTES_EXTENSION=function(){this.mixin(Blockly.Constants.Text.QUOTE_IMAGE_MIXIN);this.quoteField_("TEXT")};
 Blockly.Constants.Text.TEXT_JOIN_MUTATOR_MIXIN={mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("items",this.itemCount_);return a},domToMutation:function(a){this.itemCount_=parseInt(a.getAttribute("items"),10);this.updateShape_()},decompose:function(a){var b=a.newBlock("text_create_join_container");b.initSvg();for(var c=b.getInput("STACK").connection,d=0;d<this.itemCount_;d++){var e=a.newBlock("text_create_join_item");e.initSvg();c.connect(e.previousConnection);c=
 e.nextConnection}return b},compose:function(a){var b=a.getInputTargetBlock("STACK");for(a=[];b;)a.push(b.valueConnection_),b=b.nextConnection&&b.nextConnection.targetBlock();for(b=0;b<this.itemCount_;b++){var c=this.getInput("ADD"+b).connection.targetConnection;c&&-1==a.indexOf(c)&&c.disconnect()}this.itemCount_=a.length;this.updateShape_();for(b=0;b<this.itemCount_;b++)Blockly.Mutator.reconnect(a[b],this,"ADD"+b)},saveConnections:function(a){a=a.getInputTargetBlock("STACK");for(var b=0;a;){var c=
 this.getInput("ADD"+b);a.valueConnection_=c&&c.connection.targetConnection;b++;a=a.nextConnection&&a.nextConnection.targetBlock()}},updateShape_:function(){this.itemCount_&&this.getInput("EMPTY")?this.removeInput("EMPTY"):this.itemCount_||this.getInput("EMPTY")||this.appendDummyInput("EMPTY").appendField(this.newQuote_(!0)).appendField(this.newQuote_(!1));for(var a=0;a<this.itemCount_;a++)if(!this.getInput("ADD"+a)){var b=this.appendValueInput("ADD"+a);0==a&&b.appendField(Blockly.Msg.TEXT_JOIN_TITLE_CREATEWITH)}for(;this.getInput("ADD"+
-a);)this.removeInput("ADD"+a),a++}};Blockly.Constants.Text.TEXT_JOIN_EXTENSION=function(){this.mixin(Blockly.Constants.Text.QUOTE_IMAGE_MIXIN);this.itemCount_=2;this.updateShape_();this.setMutator(new Blockly.Mutator(["text_create_join_item"]))};Blockly.Constants.Text.TEXT_APPEND_TOOLTIP_EXTENSION=function(){var a=this;this.setTooltip(function(){return Blockly.Msg.TEXT_APPEND_TOOLTIP?Blockly.Msg.TEXT_APPEND_TOOLTIP.replace("%1",a.getFieldValue("VAR")):""})};
+a);)this.removeInput("ADD"+a),a++}};Blockly.Constants.Text.TEXT_JOIN_EXTENSION=function(){this.mixin(Blockly.Constants.Text.QUOTE_IMAGE_MIXIN);this.itemCount_=2;this.updateShape_();this.setMutator(new Blockly.Mutator(["text_create_join_item"]))};Blockly.Extensions.register("text_append_tooltip",Blockly.Extensions.buildTooltipWithFieldText("%{BKY_TEXT_APPEND_TOOLTIP}","VAR"));
 Blockly.Constants.Text.TEXT_INDEXOF_TOOLTIP_EXTENSION=function(){var a=this;this.setTooltip(function(){return Blockly.Msg.TEXT_INDEXOF_TOOLTIP.replace("%1",a.workspace.options.oneBasedIndex?"0":"-1")})};
 Blockly.Constants.Text.TEXT_CHARAT_MUTATOR_MIXIN={mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("at",!!this.isAt_);return a},domToMutation:function(a){a="false"!=a.getAttribute("at");this.updateAt_(a)},updateAt_:function(a){this.removeInput("AT",!0);this.removeInput("ORDINAL",!0);a&&(this.appendValueInput("AT").setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL").appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX));Blockly.Msg.TEXT_CHARAT_TAIL&&
 (this.removeInput("TAIL",!0),this.appendDummyInput("TAIL").appendField(Blockly.Msg.TEXT_CHARAT_TAIL));this.isAt_=a}};
 Blockly.Constants.Text.TEXT_CHARAT_EXTENSION=function(){this.getField("WHERE").setValidator(function(a){var b="FROM_START"==a||"FROM_END"==a;if(b!=this.isAt_){var d=this.sourceBlock_;d.updateAt_(b);d.setFieldValue(a,"WHERE");return null}});this.updateAt_(!0);var a=this;this.setTooltip(function(){var b=a.getFieldValue("WHERE"),c=Blockly.Msg.TEXT_CHARAT_TOOLTIP;("FROM_START"==b||"FROM_END"==b)&&(b="FROM_START"==b?Blockly.Msg.LISTS_INDEX_FROM_START_TOOLTIP:Blockly.Msg.LISTS_INDEX_FROM_END_TOOLTIP)&&
-(c+="  "+b.replace("%1",a.workspace.options.oneBasedIndex?"#1":"#0"));return c})};Blockly.Extensions.register("text_indexOf_tooltip",Blockly.Constants.Text.TEXT_INDEXOF_TOOLTIP_EXTENSION);Blockly.Extensions.register("text_quotes",Blockly.Constants.Text.TEXT_QUOTES_EXTENSION);Blockly.Extensions.register("text_append_tooltip",Blockly.Constants.Text.TEXT_APPEND_TOOLTIP_EXTENSION);Blockly.Extensions.registerMutator("text_join_mutator",Blockly.Constants.Text.TEXT_JOIN_MUTATOR_MIXIN,Blockly.Constants.Text.TEXT_JOIN_EXTENSION);
-Blockly.Extensions.registerMutator("text_charAt_mutator",Blockly.Constants.Text.TEXT_CHARAT_MUTATOR_MIXIN,Blockly.Constants.Text.TEXT_CHARAT_EXTENSION);Blockly.Blocks.variables={};Blockly.Constants.Variables={};Blockly.Constants.Variables.HUE=330;Blockly.Blocks.variables.HUE=Blockly.Constants.Variables.HUE;
+(c+="  "+b.replace("%1",a.workspace.options.oneBasedIndex?"#1":"#0"));return c})};Blockly.Extensions.register("text_indexOf_tooltip",Blockly.Constants.Text.TEXT_INDEXOF_TOOLTIP_EXTENSION);Blockly.Extensions.register("text_quotes",Blockly.Constants.Text.TEXT_QUOTES_EXTENSION);Blockly.Extensions.registerMutator("text_join_mutator",Blockly.Constants.Text.TEXT_JOIN_MUTATOR_MIXIN,Blockly.Constants.Text.TEXT_JOIN_EXTENSION);
+Blockly.Extensions.registerMutator("text_charAt_mutator",Blockly.Constants.Text.TEXT_CHARAT_MUTATOR_MIXIN,Blockly.Constants.Text.TEXT_CHARAT_EXTENSION);Blockly.Blocks.variables={};Blockly.Constants.Variables={};Blockly.Constants.Variables.HUE=330;
 Blockly.defineBlocksWithJsonArray([{type:"variables_get",message0:"%1",args0:[{type:"field_variable",name:"VAR",variable:"%{BKY_VARIABLES_DEFAULT_NAME}"}],output:null,colour:"%{BKY_VARIABLES_HUE}",helpUrl:"%{BKY_VARIABLES_GET_HELPURL}",tooltip:"%{BKY_VARIABLES_GET_TOOLTIP}",extensions:["contextMenu_variableSetterGetter"]},{type:"variables_set",message0:"%{BKY_VARIABLES_SET}",args0:[{type:"field_variable",name:"VAR",variable:"%{BKY_VARIABLES_DEFAULT_NAME}"},{type:"input_value",name:"VALUE"}],previousStatement:null,
 nextStatement:null,colour:"%{BKY_VARIABLES_HUE}",tooltip:"%{BKY_VARIABLES_SET_TOOLTIP}",helpUrl:"%{BKY_VARIABLES_SET_HELPURL}",extensions:["contextMenu_variableSetterGetter"]}]);
-Blockly.Constants.Variables.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MIXIN={customContextMenu:function(a){if("variables_get"==this.type)var b="variables_set",c=Blockly.Msg.VARIABLES_GET_CREATE_SET;else b="variables_get",c=Blockly.Msg.VARIABLES_SET_CREATE_GET;var d={enabled:0<this.workspace.remainingCapacity()},e=this.getFieldValue("VAR");d.text=c.replace("%1",e);c=goog.dom.createDom("field",null,e);c.setAttribute("name","VAR");c=goog.dom.createDom("block",null,c);c.setAttribute("type",b);d.callback=
-Blockly.ContextMenu.callbackFactory(this,c);a.push(d)}};Blockly.Extensions.registerMixin("contextMenu_variableSetterGetter",Blockly.Constants.Variables.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MIXIN);
\ No newline at end of file
+Blockly.Constants.Variables.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MIXIN={customContextMenu:function(a){if(!this.isInFlyout){if("variables_get"==this.type)var b="variables_set",c=Blockly.Msg.VARIABLES_GET_CREATE_SET;else b="variables_get",c=Blockly.Msg.VARIABLES_SET_CREATE_GET;var d={enabled:0<this.workspace.remainingCapacity()},e=this.getField("VAR").getText();d.text=c.replace("%1",e);c=goog.dom.createDom("field",null,e);c.setAttribute("name","VAR");c=goog.dom.createDom("block",null,c);c.setAttribute("type",
+b);d.callback=Blockly.ContextMenu.callbackFactory(this,c);a.push(d)}}};Blockly.Extensions.registerMixin("contextMenu_variableSetterGetter",Blockly.Constants.Variables.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MIXIN);
+Blockly.Constants.VariablesDynamic={};Blockly.Constants.VariablesDynamic.HUE=310;
+Blockly.defineBlocksWithJsonArray([{type:"variables_get_dynamic",message0:"%1",args0:[{type:"field_variable",name:"VAR",variable:"%{BKY_VARIABLES_DEFAULT_NAME}"}],output:null,colour:"%{BKY_VARIABLES_DYNAMIC_HUE}",helpUrl:"%{BKY_VARIABLES_GET_HELPURL}",tooltip:"%{BKY_VARIABLES_GET_TOOLTIP}",extensions:["contextMenu_variableDynamicSetterGetter"]},{type:"variables_set_dynamic",message0:"%{BKY_VARIABLES_SET}",args0:[{type:"field_variable",name:"VAR",variable:"%{BKY_VARIABLES_DEFAULT_NAME}"},{type:"input_value",
+name:"VALUE"}],previousStatement:null,nextStatement:null,colour:"%{BKY_VARIABLES_DYNAMIC_HUE}",tooltip:"%{BKY_VARIABLES_SET_TOOLTIP}",helpUrl:"%{BKY_VARIABLES_SET_HELPURL}",extensions:["contextMenu_variableDynamicSetterGetter"]}]);
+Blockly.Constants.VariablesDynamic.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MIXIN={customContextMenu:function(a){if(!this.isInFlyout){if("variables_get_dynamic"==this.type){var b="variables_set_dynamic";var c=Blockly.Msg.VARIABLES_GET_CREATE_SET}else b="variables_get_dynamic",c=Blockly.Msg.VARIABLES_SET_CREATE_GET;var d={enabled:0<this.workspace.remainingCapacity()},e=this.getField("VAR").getText();d.text=c.replace("%1",e);c=goog.dom.createDom("field",null,e);c.setAttribute("name","VAR");c=goog.dom.createDom("block",
+null,c);c.setAttribute("type",b);d.callback=Blockly.ContextMenu.callbackFactory(this,c);a.push(d)}},onchange:function(){var a=this.getFieldValue("VAR");a=this.workspace.getVariableById(a);"variables_get_dynamic"==this.type?this.outputConnection.setCheck(a.type):this.getInput("VALUE").connection.setCheck(a.type)}};Blockly.Extensions.registerMixin("contextMenu_variableDynamicSetterGetter",Blockly.Constants.VariablesDynamic.CUSTOM_CONTEXT_MENU_VARIABLE_GETTER_SETTER_MIXIN);
\ No newline at end of file
diff --git a/assets/blockly/media/test_200px.png b/assets/blockly/media/test_200px.png
new file mode 100755
index 0000000000000000000000000000000000000000..a08e2fa6854355fe5008f404c00475076506d08b
GIT binary patch
literal 2165
zcmb_edpOgJ8~<+0C6}pRVY%d1ITZ?LA<89UE^~>+nCc{jY%Y=OY$^9fbo4VMwQ@T)
z&f3Ou*-{Y)=P=`7OvFKqgfz|1d7j_zoaa2hzs~cV_jxbR=b!g|-p?PO_s#S`Ix5Pk
z$pHYMh;Xv^+O8eHhphB=uJxrp+%7w!?GWCw+m<97l(CI>MmYIJ1AzRV-vb1YOJD#X
ztBSC<^^Pl95V%)rUftKejDsJ#%Rq<gIiuP2jjYCu3`TjSx@~~BKV&f=(}N-@N0-kz
zqrYj0Jhxjl4J&8IxIG-K^UBxrFyGhg$Tc0*IUds(k%-ep_fNiScBDo3T8VxtX<T_|
zJ+9Q0JsKT6{dROiU>ZGLx-NytKkz@N_|c^`AVyebJ3&1gb)Y)~E<AYAJ7k79a4QC3
zIsqGLGsfns{NO^~samDfahA*85rAR?#+^-zqRK~u_l<1GSETLbV7m@qw4o3{_rQMv
zFPv39hTJ&%1QxgzL;{ZOt*vZgfy%&8a0+BU7>{|btGw(W^pUiR`u7Q^iSw27>2T~B
zwv@U5uabkp706)u%dxh#i0cc%_-h>W<DRT}2tQJODauXr0pX^iZ?>FRdilbF&Y6$C
z9__ynLo;3)V=rh`s&o_5JIaO?l=IciSUv)Yg^&Y`;QmG0y(9z}*UlytZGw!0oKOfQ
z$M8I44avlR0tULN<dGZv>U5vfhQXbnYvC`Kt(FQ+u2kPIE=mfeE9ivmAw^SYZH(K{
z`Xn7=jnFGacHf!v5XE^V5bCjW)81p;sfjxZ>1rW+@^Q-5k!s`Ii08}?$@R=HQcIVF
z>6~H{QRy?w&M<_GP>fi&K@sK&N6pkJw1h!oKSx9y2U$b#4(u9%Ljk!Lq6J3Aj;0mb
z6u9T>qp8tm5wN)1(-js4!!De4VlIdl=GRtG6eE6H{w7Li!>(;LKylP@CDAB+IGfY_
zZL4*pd!12RIUjltS~AD|bopaSGYweO7wi*R!UmW~xrs4Xw?sl2(pMsaL1S*5n!UAo
zVD|Z((Z`7f&CjNmS~;O&y`_7u;faJ}AZrkQrxg%T?00tV^?MF$-)Y#unw!@yN>P2;
zCmv=tB4-5AS3vZNJj$WpS8`yK>IyV?do?VQP9CMmk0%>GNK}rKGq?Q`wk0E^ZQ|Ie
zW&mzHV9SjoLtO8}=iQwlDgnLE1CZol{BTNC$)RKcyR~hND%AqE8jLEgaJp0=9c{5d
zwdeuL4hfEz@UcQ<-yl7liuf|b<T(}NYFb>_mxfqjgmi!2G6%}j4v)6%hIX8HDpQN0
z>fU`Dvm=iDDRT)o+#4k>>V8k=-3V)oaV`z8r56)atE^$?ogmtqdUVnW`Y8T6_sdyI
zab~0CqSw{+{tpG0z0BA0)6^55a!<ag?KWVse)&)^HKsCuU+o1sIJxFfDM|orGPyqv
z@M8-{df~n^U7TWn>iJG~Zm{Z<kLXz<Zp=vUD4xbmXyspO_No<3DSb4(zQvqNlkRe;
z?dr%951nqoGMa6~GYASgJtQTR@c>)lGkK!BBg+lRz|J>dLy8?Ul$ib3TX#QD-!eN{
zOO6eCeTs9zWF$T=Yt?0ok-h0*vF=^ySH8jW(I;9uY08VO7B)hIU(7^+53UM#EfZri
z7m{oC|72haHUi2<xop}Kd{%no3c}890sAiX!`n_VO*f@~5xmp_3Qak3t{ns69UoMg
z&|A}9GM{}Eme?{*@pq(lwP$v=;ts|H=On3oj-Ni2T**f%e;wx&F2CBd=}Nx<C#1TX
z<@7W-2u>bSyiv!{q&96iO@BQ@vRGYqHFW10u-^2D&MOKdpKTo^`D0k5tEOGGK4V)q
zroY~FUD3kMmKLFr0|qw@=mA<{AINV}XrIA3cFfen7nLNJ?-RH3a=C#8RqtPu-?K|l
z3;`|r(iqM5OHxpr_sYuAF#KuMDIlt?P*UY*(cBT^6F&*Sc?*M$$3>tG&)oTwfh#Mc
z&6z1zB+UcTvyu)ENl|?B;^8)(wHj#;Gf?n|O3ZwRp+8)n&c_Zg@vz|5P;GyG&ULZ;
z^}gCC3m{Yif4JHRL@XVrp?6`RbzXEnvJbBPGP0iBp=nQVQJQI%Jf8lliy8L(i}d|t
zApe@~&m|!hvO}|crbJOFW6pYXVimsox5sdO;ohG`_K&jpg?KPBy~Vx4hjt9}DrZ>R
z+Hum(RD1T=(>cRc<9811y~nk^I0Ppm=BfO@A=!B7BHWkb{)b`*rcT9^T3&7L_*1;S
zt~$6eJ=ugl1=*5sFdPNTKsN9_%Q?Zk@)KQ^&hG)sJR72+wQDHpsr<t!7YniT98U$A
zy3b#8(!T9%8e4DKpOEPCHtdfP{}>tne`5Y->*>KeLdIQgwQq!U5WZA4(DJmeve%g>
zuJa>DBJeL`w>OKunAqo?29>4cS;_r?V?KeA0x>8yK`LLKC{BRJE9y!qWc-&<5ae%z
zPwkP_DtVyU+(~Z)sJ$xRM5Ds_&trVRux<-*#57Fa^Z(Ux`)>dc4oG{d-Njq~0oVH2
ACjbBd

literal 0
HcmV?d00001

diff --git a/assets/blockly/media/test_30px.png b/assets/blockly/media/test_30px.png
new file mode 100755
index 0000000000000000000000000000000000000000..bf2532b79776a92488d1cef9ba8ec828c1fcf21b
GIT binary patch
literal 1127
zcmeAS@N?(olHy`uVBq!ia0vp^av;pX1|+Qw)-3{3jKx9jP7LeL$-D$|I14-?iy0WW
zg+Z8+Vb&Z8pn}NEkcg59UmvUF{9L`nl>DSry^7odplSvNn+hu+GdHy)QK2F?C$HG5
z!d3~a!V1U+3F|8<fR&VF+bTu)1}He^7o{qg>Y3;nDA{o-C@9zzrKDK}xwt{K19`Se
z86_nJR{Hwo<>h+i#(Mch>H3D2mX`VkM*2oZx<D1W#g%y_i50qe#mW#vVCJ}_7AF^F
z7L;V>=P7{9O-#x!EwNQn0$BtH5O<bjrXg&~D~5Ut=s|sujJ~0sfj-=9pjI1@sFi<F
zW-8ETkok6oHei(~Vo-Z*^g)&*IR@fWuqe>0c3d|4@L;p!@;Rg)$-uz0+|$J|#DjP3
z)ScZTfdcKvllKM)ulI0u5kBZ)a3g`$)Y#yXgTR?1_Rc+50>qEFL>PQI;80*FaOF<6
zaG+0_<DU1$SKrTmCnaa=CvW_>Ie*o?>d>#hWba;n$+NuGGwPN4-M2fsHH3v*?t0H(
z@#3=7?JhBuP#vk({0H4$zjK#cZu>3bf6IJA$)BV18@3wocROYV-#1L|F-=!F`f6QZ
zs@OHvt7VV8Pi(Z@F{|7qug84T#?)Kw1$O7{+V*mYKghUe-dQ{0_pB4XyI$><I~pOE
zx3ITB+U`JVf%=_mnFTs(#>>wc3WfOxx7fBj7l`v67OLQ$zQ8nh`6Y{-lRrCb`Q~k3
zeU~+h|4*B5!WzqGW<fdAzwzyuy6&CAnFF2`EGw^Fu3%+<AU7j9Pb151_oa1;N!mKC
zoE5yc6PP1%c&3>DvXw{%>f;O9)85Q<&p_c+sKrF>Vxf5P?dDSr?H@$m`f0!a)icX?
zPXql@9zHdjpxwvbZ*@$gc+vXXfqy!WB-L;E|G;8q75lmmOL?cPyB514x5w!CoyJwO
zZY=-DI`4Jnhdb*Ihj&~(`*=OW@pA__E4ZHV&Dm38{VB!g`?hz-=dqr@-d<RAar^m=
zwGYmQE#100Y|hjdCHtPA%X_14a6WXE{)1KKw;k>q1^<)2ZK|Plu6$a9_y?B01O79b
zjvMe<CkW*o68*t5vD<o1m;Qf~R6o_FU-DIR?<V;r?sz2gDP#T}r#gu%MiE!PZj%37
zakR&9ThZ2~;tH#8|J@p}$L`n5T;F)hWG(frNq0MYb3=1|-gND~+I!{Lk$LY=xosAT
z`EIMX+WK%p)w9%%dp8EEf4l!GW_?t%u6){R+w)Q8=9LTV%4c+j2dmz@tr79_V8?+C
zq4UplTt3#G$oJpwhh(VodOPjlf3w%+%((k1^gnx3X4#kTHwzDfa=)jmpUXO@geCy9
C^wm!Q

literal 0
HcmV?d00001

diff --git a/assets/blockly/media/test_50px.png b/assets/blockly/media/test_50px.png
new file mode 100755
index 0000000000000000000000000000000000000000..f09f54313e0a5727405b000e97821280f8a1dde9
GIT binary patch
literal 1590
zcmeAS@N?(olHy`uVBq!ia0vp^Mj*_=1|;R|J2nC-#^NA%Cx&(BWL^R}oCO|{#S9GG
z!XV7ZFl&wkP(fs7NJL45ua8x7ey(0(N`6wRUPW#JP&EUCO@$SZnVVXYs8ErclUHn2
zVXFjIVFhG^g!Ppaz)DK8ZIvQ?0~DO|i&7O#^-S~(l<c?^6clWVQqrt~T->1AfjnEK
zjFOT9D}DX)@^Za$W4-*MbbUihOG|wNBYh(yU7!lx;>x^|#0uTKVr7USFmqf|i<65o
z3raHc^AtelCMM;Vme?vOfh>Xph&xL%(-1c06+^uR^q@XSM&D4+Kp$>4P^%3{)XKjo
zGZknv$b36P8?Z_gF{nK@`XI}Z90TzwSQO}0J1!f2c(B=V`5aP@WME(^^K@|x$zXju
z!@Hj+P~`Y=1C^eNUXG6*X}XW5PUuMKINxAuotUeyQ^VfhbEK(dE2rSb2_6FR2begO
z?(sY}{Zk+N-F}@{XnA;esc*T($^GZ|J}*7LbN#AUjg9Xv$M7=#n)S@(=JB^4cYgb-
z*Ey_w$Nw_w+V7joh2mEH<A1o@LHd=KVYBC(zWTW#adUol{qdY3l94{KR#yA;vZZGn
zqokfm{NehP`O%Nh#O{Yv-_$Qzze+D1H@TOb=q^#NQE>j9($||&4Q45GbIZNldKPQA
z_Ralr>(AWl%VKYxIk{$P(%u5+8|rsNJz8$6nniat`^`5y87yKpN4jf=9uN1CCK>CO
zSASIdB~N@Io*3O&xczjQ*MaXjjQdadKAx#8C}bt#c2l9wYlnV~z&-BoEGcUgN+J$C
z=b7tJ=yN*j;m6dCmOT{#b7ps`9CUwJyz2e)uG%GX9myBh&z<2q-?XcM@%hzzDm`4v
zOwS)qO0ebk;<z6f$;p=`rLx8EgO^NT^-=@9J%V{$%N}P1@NE0x@Ur4ddhd<@Dkr=G
zSlaJzuJ?Y++O)kt{MnL}t&^wMFLt}9{6_3piz?F>2Zh3Ims>CF)7Tefz}tFEuP|pP
z&w{0gW;pmH8M8exoE*oxKkn7quBVY^`-L7ATNiF{XWb@TC2qLF%+u0v{SE7r3syHh
zo|&JSF)3Gk*3UETCij&t`mi^vKbp=e^ixeo%%f?hni&7?@I%gxPv*0~dlJL3&qm-Q
zv(GWD#?A+G-z@zQ(qL0|Y4wBao++(K*&CE(9z0BV;Mw)}PMY;3U^G3O`1bP`<05`D
z<%~-SVVq}tX200Xb?u<6uw_+BrO4}#-MNvSJLZcoR{Xxew^vEEvEHp#$a6CL@&`({
zn|6HjJ)U#3KYjbsLdWL5$yyeEhxfebdeSSnzUTI{jr>MjJ*9=#+jOt!MRy24W;5D3
zck9|cUfT{H&plo=$7zp`BF~$Yoqcnke44;`eO0RCl?YCu<HxLO)LE0JYPtQB6=wG5
zh-VdIRyk^Vhv&u(x%=5n8?Bc4&9yB)^TxRGyM|ng%5kme`F;KOtm4lrPYOIE)o9N2
z`fASnQ#rbB4^KUbZhpHdyh7VzS$fPONhMElcg52!)=d9CZe5pW_-Vn>J^vy;^Bwyi
zy5>ag!IP6!tQvS0F-&5OGfmmUxk2g1IjM;!S`1V_>^hju?mEF{&c5?r)A;0TyypuZ
zeKBK?>w`H{MHMe`7IHN@pP2pfLvQlK;2A(`C#f=8v|l;GE}HVs>g7Mx)0Zs6Qts6i
zZ>YWO<K5NZaj3r2YMJGyG^_P($%5+*rbbSzFqrh=u;H}J=O#youVUbT7FoPM|L1?F
zs@#|V)}PqFPif!6GupHJcWs|`-1z-%r$43{agmClwgS<rPr|=^OvuQq)c!y1*DkJy
zJ|DC`Ia$bVS`>dXa%Ii>HkHjYx*taGyQCzsMq2w(q*;HrQ`pa+2@QE`I+AA{Z!KAS
zxA&mU<7ctnc6>2U%QtPmq|AH3Uh9re&9kU=Y5xV<EtZwoU;A1!`$?_w)oE|?A5Z>&
U@Wm>r`=G+y)78&qol`;+0ODY>x&QzG

literal 0
HcmV?d00001

diff --git a/assets/blockly/media/test_a.png b/assets/blockly/media/test_a.png
new file mode 100755
index 0000000000000000000000000000000000000000..b0706daac5fe77d8ed98cd8f76aea2cc7c4ccbd1
GIT binary patch
literal 778
zcmV+l1NHogP)<h;3K|Lk000e1NJLTq001BW001Be1^@s6b9#F80008fNkl<ZScUDE
zPe|KP9LK*}5B{soTs2jwAdJAk4F)49-3DXgRVb7lR(kNV7o6V0Zn_R{J?RDp1fkw`
z?`4ZPL7}q<I}COR71PUBrcE<#SgVchG`B~RHg#@Ze2_za-(TMQ<oAC0CTSXcIe3ao
z9L<-x_!R&Ev^08wX;g81SasA}1FioSAph<gM!JS=wOlR-^KliP4)@bG1W?YGG14`R
zwY4={J&{OY?(H0U9`?ANv!Na+q%{bF;HZnD2>-4hrs2Fr=LRs1D*B6kh(sba^J1|W
zN=oVC0kljJgpj&<gb?VfI!=#HE)Kvns_^gnA&MduS5+1B^Yf@wDrYg4Wid4|jl-<F
zD!2kDDJ8^WG0WoI0}gTd1r`<-D2)&TeM7$(fYYNB=&QP={K;ezKE4aS+dfE=L}?ty
zAvzj`;i3w40S>bzOifIKWmzh|va*6st`nY)7JRw(6|yW-Iw1twR`Krv^bPyF-yhsR
zGo0?b3>Fs`sT`i?5ekG*&X>;*U}Q^(jz+<8oCUyp(|dN_7HmgqI|W5is60UsP)KX%
z2hg^xk6tE|!De>T;`z*d#?lLsNCf@GzM9752vE+K5ekIB^E?%oBnj6abzAbiH#(6_
zCM|J72(*lIFF3vn3TX|(bF1wVLI4R!&d`f73}b6lq9{U=B$&MYORCB4lgu=#Xny0t
z&d!b_c_SkpkK^^HSMc3oESl{WxV2rkqn15e0Gw=BmSu#)VR$^Ay2s??Bz0{qd$w%B
z_m4WB-I~Je>@1ZS4u`ST`vGmi_PTeROQ_gW_rWl~ORgvihDL`l@N~er0#3H8swz_3
zDOZaFfcKskOG`^s%*mdq3LJbsK$MMQe0-crT3=sxY$ChytBIGFmo3_uFoxihpgq9e
z`#l`#$F`FO#(Eq2*3;4j{K!{qwLj;weGLESxb**mD}XD2pN)1Usm9hrfdBvi07*qo
IM6N<$g0Y2ULI3~&

literal 0
HcmV?d00001

diff --git a/assets/blockly/media/test_b.png b/assets/blockly/media/test_b.png
new file mode 100755
index 0000000000000000000000000000000000000000..3798fe746ca476ae27e057e1ea76fdd5b1866a41
GIT binary patch
literal 769
zcmV+c1OEJpP)<h;3K|Lk000e1NJLTq001BW001Be1^@s6b9#F80008WNkl<ZScUDE
zPe>F|7{Gt(`ezMw7PT}(hr*}`HigN`Y7|?%bcn)=3hAIEB}EYgvF*W?An@Q}gCRA-
zL(nm!NFufgGQz|LEl8n8A#|m5R7hNxwL`FAtGna6;l&T;^8NkszW2U2FCpJuyU039
z;(8X}006K=GWw@xS)31;PL`Bm#j+_aegM<nPn2gCnoc${GQjA<G#OQ;q!$;g9RR@P
zav{sIX^7t5UKB;)iMJnH<-Vx?G3^1vFi=$$P1C|`k|fd5(ZR)?hnVRfjz555802m*
zp!#MV(z)a0<mBLVI>Y?x>+6~OtVhikwFUo*rfDSY*h=onBLD>b0b1X^04FpzH;4S}
zc00kZV^Q<1`4}dqSjZ~hi=rs8#jh0rAh-}f5QHT<UDru0utkksbqkgh_6L|BpJe8(
z#*Ir?m)KfbTCkSwia&rX%hZ)squfyt1OZu=X=r_j!{G?|w6(SIXsE~3F^p*iJRT1o
zk7rq%uIpTBzK!ing{fR|zY9cB<i7JR+g^Xer#xeBbRzx$jg5_1ESAt$RaHe(QxiU)
z5BNI+`uh5K-u@VQB9-66KUU1O>K3S~O8bXy^4+x|-N5)19|vFI-hGdr?l(x11c1Zg
zKoA7Fsw+slc8bK5@N#i!L290j%#va<PaF=L2a+UlwB!H_le5dl#&r)QWu&9)dYE38
zW#-3z{$GHgKfrANFbxe2VKz<ENY2h$Hg45>ps1*b;DoW{rt^<a5g7c=t;^S`si|2W
z;OzeR0EnW<klIUUXJ<%fKW|5t<*;!K;B-0}-=2wWg+Ha329YR=xLmG?K0cohx7*DF
z?^AM5SFY%13P4p=Q(%T+plKSKrqShnN&2x;wp?&Tj7f;}FfrbLVPWi-sp0?$)>KmR
zY$RuAVJ+NjDkkCz2nY9=E*`6_`@3KRU<2R}nY`d=Z%E2@00000NkvXXu0mjfLWFMK

literal 0
HcmV?d00001

diff --git a/assets/blockly/media/test_c.png b/assets/blockly/media/test_c.png
new file mode 100755
index 0000000000000000000000000000000000000000..86b5c834e12a15271d759fafbe414b84864e3d94
GIT binary patch
literal 856
zcmV-e1E>6nP)<h;3K|Lk000e1NJLTq001BW001Be1^@s6b9#F80009YNkl<ZScUDD
zO-LMf7{-6DyH3;?cZgq+*d0lsO><a?79odBlC6+J*(o&;C=@A+AJ9_+-j-6RIh0jO
zLkMmz!AnbGEN%{gmNaofklIAa#9D}LVMo!rXdOSgWZgBJ9D<^bv%79$l0%;3^S<vq
zKW3Q!|IMlV>g*F<p=_@*{0#trJ=?)#B2H{vCpJ03W5ZzOpTBwX{~`dk%KhY)mLa&R
zaqKN2zv`_Q2e1;2vN$xzuKPnMio(&)K1Grw+-^5crxSp1IE=3AsH%#lX<Q$^OR3WE
z`~b$_0Ob!y`Ld;jwi`cN_DPb2BuU7!jH;?!KhtK}n-M@V5ohM=Wtu$4==|vlf*@>%
zJEhVBtcJHWd`x?L`<6YLrV$E-0MK<Em&=9Q?M6|Q=LeX(b;B~er>BRmt}gCOMaVyR
z=-C5{ideZnO8l2!De(DdZEejS;L*f5AC{MF8SeM{3H0{iJW)@%T(RYR^7sdQKYTBH
zfW<p1t>?Zo`GG)yKyM$Vr%q#Y<XO(!9C?U!M@Sfkb&pkHB^sqF5u?7o-c$<)gY5Nw
zk}`a~9HO{=fcW$jvMihY?(S};r32Ut3o{B&C+jz`w1ms$GWoi$W8dR^A>k<jUY0BY
zY<U6;3kxQ{xVV_d%dwpY5cXBl-`{WY6-8lrMB8})hbS^K^B>`Gc!MuV63yO^Fa`&9
z76722wvLXD4wK*6*-2w{RYnlYk!j{`-?Xgf7RjEkt%^d$K5k#TMup&@rlw}ix7+P_
zJRTyy|AzYG53s8MTR|bVyl3Y^G7%>>HOZ1T#NpY08J}OE@ZI;e%*aW%lqL*=*-IC>
z5crm+rY2K;Y;25RFi0pATKim1rxRJ0@p`>TlEld~ZI=5$T7XO-Qb|?SlmHo>0}fH7
z<nv~}_~tBrzn@4XvMq>I%J?91h$3Z;KF<I77yI8ih|lLkRn?R;^Yinjzi6{E`UIP`
zx{yZyctAoM-mnj@O4oJt**S#T_sOq*+j23@3ShGmhCwpEyur)eU6j#<mGxS_Ua79z
ibb5U+qc;FAOHTp$lpjSa$cNwn0000<MNUMnLSTZbq@5-J

literal 0
HcmV?d00001

diff --git a/assets/blockly/media/test_d.png b/assets/blockly/media/test_d.png
new file mode 100755
index 0000000000000000000000000000000000000000..40eab0f47ebaccd8fc8a23167f9e8682592948a9
GIT binary patch
literal 738
zcmV<80v-K{P)<h;3K|Lk000e1NJLTq001BW001Be1^@s6b9#F800081Nkl<ZScUDE
zO-R#W9LGP7xtw#h&4CU|hUG|%;h|kBw8O4#y)eoS3V|V!BZvrMPzNJq7tyHy5<842
zq>EcGhyExG1tALlD?*V7TO_{3HYN=nq8%b(?!U3&#x8!3zqjY}{GK1r!&A|C^}#k}
zl%kxA?*jlR<&0aKDN>1OL4~Re4aEaUC8D&%J{MFdG(OCMmQ!dBH&b({d2ay!H8C+!
z5JVslAQ%kteEbOqPuTMUDe4S3olZtaN11;6inFF|mS^6vwVBG9ld}W6H9tR(&*wvu
zBmmml+OS%!ba!{B#o25&Y&IJvj|Z=R43qs53Z+W6W<eeB`F!}ptIX=H%<8T9!>jZS
zzrbiT;_-Oc*w{#m@9*#DcGo#pre9~RSx^TgNupA3-I@3*Ljzh`*|MJI(d0+s@msjv
zZY&l{8bmxEXKd~(+NRcwnnjrbg;Is#_({g*5)2IuW%%80H}RP_vhz^XA=Eat^6dQw
zL{Ut$TPzm3E}tj4^rN%@0JSYP1VPBKx3{;mzVfs50IJ$L!r^d+-E20qnTVAhK&jTS
zu&|JKe9-~cqf2yjbd(Pux%eH2!;xVR27_oCkChf6wHD(~cq-#&gn#dZ+GH*rKx!?<
za_}jS2M5sUbZI`X*UO6T2uigkBd?&FP)^C^2+3dHXx{$Ky}<!`dV13Qq9}6r{zFU`
zZph{r1kl^tiy#Pu#)o%oPNx$`-xb-mi=v1i2-Mj-Wp`gNfXn5=<#Oc}J2EoD^_zF7
zvv*Qm-<UOS&quIZp->3F-_OgbFVs7(q0;Je#^(eGg+h5PDoGNNNQ6Kjz@oxH%~2~2
zXD;TITOs!`Nv*|*ewxgy0D#J9qO$rRYLhwZS!a`M2UJ>p-aFW<%Kk6d2iOPr3+v9*
U*kM)ZE&u=k07*qoM6N<$f<=B^VE_OC

literal 0
HcmV?d00001

diff --git a/assets/blockly/media/test_e.png b/assets/blockly/media/test_e.png
new file mode 100755
index 0000000000000000000000000000000000000000..2070b06b06c001c905a9928e1246f5a3f6eae9d8
GIT binary patch
literal 393
zcmV;40e1e0P)<h;3K|Lk000e1NJLTq001BW001Be1^@s6b9#F80003{Nkl<ZScUDC
zyGq1B7=@1-!lFh83|<f+RxVp?z(U1lY-GVsmT3eFTYD>E#K68mkkqk^&mhbrq}awP
z>9i1o#iC2Ryg*`Zh9QsxQ_bQ0AM+oW8DlW|fke&99Nq!|fRe{FoxI^Y{wyBe(V(ac
z)d60g9&yms3Iq5rI>^>;bpQb1oP$!Dd$?s;@E^vRzGieFO`hk$ahyLKdVK)C@8kUP
z7JBzM)w8&k-J8+?Q50cLokwSBy=(-4CU<}kg0JZWAMekpo;<Hp8o)G7+~3`#mQV-*
zV=$@@000<cV2mXPEBT_E+W`Owf&i}T$^i(106YC7XvTixJ?RbW1qj0sinf~h*<?w2
z2c!d(UIC>P7pHr0oa<B%=?ybiROtn5+eRG6iHCEZE2CK}5JJcSP?tAwa&}cXT-)sb
n55UUyVd3F<CA|YJKnw5-f|gf<11RLM00000NkvXXu0mjfj8~?T

literal 0
HcmV?d00001

diff --git a/assets/blockly/media/test_f.png b/assets/blockly/media/test_f.png
new file mode 100755
index 0000000000000000000000000000000000000000..beb8b9e86c9511920d406d0c1c697e3d07337151
GIT binary patch
literal 343
zcmV-d0jU0oP)<h;3K|Lk000e1NJLTq001BW001Be1^@s6b9#F80003VNkl<ZScUD>
zv1-CV7zglw!<n-dA*Bx1MO^|e5_}B7sSlCSq4Wg;j(LC^FBAvgA;WEjE=N#=Y?%cY
zCo|YiolH#AG#r8ZkNLv){f2*XH=eA%pfHBY;~D?}<To!}E-BLU@lOZZ_x<XC^n8Rp
zj7lFDLSQ^uRR{be48u|YLW<WnqXT(~;~0!FNGa6-7-M+f9AMIE=KOh-{rukmQc9R~
zTG;ekX?6!3$H6u}<S%b^LC8aW0M~T^<d-no_h3EE>I2xe4d3@OXP)OF+V2W?G`j-;
zz&S^fBx(Shb1YxiXqi^#yxkep3kZS$U8~{$0S(ZAQeS}(LJhz$C_X+<m@nS0X1zYG
pA7Ii)42Cb24&_C82Q)wfz5z1BK+3%4JIVk6002ovPDHLkV1n#njRF7w

literal 0
HcmV?d00001

diff --git a/assets/blockly/media/test_g.png b/assets/blockly/media/test_g.png
new file mode 100755
index 0000000000000000000000000000000000000000..5a6c6eb26a934165d9d1f318a3d49f08ba9c42ca
GIT binary patch
literal 1169
zcmV;C1aA9@P)<h;3K|Lk000e1NJLTq001BW001Be1^@s6b9#F8000D7Nkl<ZScUDE
zT})eL7{`Ar9|hXMsX)uefFerfs+J554iyxVkt~x&muw~yE+og2c%{491#P^T7t4sd
za52TO7|3oEjXP$GGkzpB&S0vGXGkWHO<+u<z<P=W+OAE#m{iVA!IF@0vw!kloacQ$
z{_ofGJZD$qzIPMsAapw!`~d-g%&jOdg{BEE&k$Oj<!)?+Q1tiYoH2VZS($kVyQ|61
zEyIvkvONT%cbB=n@DqN;$Km!DX=-YruC5M25U|_rNj+JXQ4|HQ*NfNdW%$bHlod8$
z79J-fBYQ*tyEc0Tvx`?r<o<%w=|mJo1VKn^RREKdll1rZbEfw^wyIaj(VJ50WmFWm
zzH`4Y9*=V4_E)@gw3>l|0S+EKNKQ_U##okR#>U0~G~@(9prxe+v&Fzi=TDKJTZulq
zK;t9j5ls7kpzF=&IeGG=X3ppH;qiEoB#GEc30awWtVI2k?#ZOHvlFM&iN#_`>WiX?
z)oSJNp<~z|enYbpnjP>5Mmcn(jNaZ}P4J$c9=b&r%kwpqo7yNX+E1~tkFvt2(X*G~
zAFuPN^gcSBj{5rgq+KW!LZ74Kn{U6w@{nESQ*{U8@hCr!pJ8NlnA+M}P4KhtUBFg-
zY|~2>js%cze#pq^FnxV}NRq_DpE;Bi?nf|M$<8utOyJJa1P!eT&Ye4_Qu6tHJlEL9
zQ?+kx8hj1@z$mxozo(+ODP_?0P~CyW-~{dMZ)=o19uJR}zmisP0JF)4*<?#gSCt8u
zR;N^NdkvB#QDCS_%i&g`+JQ)H2CLPoQBo9zjIz|LpIyAlA9J5=DQLCj2&IMlfo-Y<
zZnv9QESA=AyWJ{V6@iRh`6!CA9h^3VEXx@5Magf~5#;ASf-K84H#e({>~=fhP+-G!
z>h*eQZEa0{*VWbGbUHOp8U8&^U1joHm536F1c}TU+S=MwMmn92OBcVxw7Xj4P@k30
z${iEopd~p*uPv|?zOL~D(ACvNO_}3A-|Hs@qZLV#G)AH*Qu}0#<(0oQbJ<x240$E0
z5e!Yy)YPQWJ$?E#rKVPuOhq6&%RnSpLr+hS#<;t?8=>kN{=leaZarofuX5zICvZ3%
zD*4>p9DRL#lovIq<eFNLpI6R>O9PlK230<{*=!s*aDe&XuY7UY!`)bva5O+@b(YZT
zEDOQwjL&?+(T-<uxm*~HMpd8_Cr)r<qyWLF&L=7Rfwg>o_JdQ1qNrJ=q9{m`#MIPO
zQdU(}g~Q>{l;uby!tvwBkv^WFy0k^(Yr}>l90@Rf>mnVmzkti-QkB?rF*G!U$K&DV
zZ$>ICjVX0D?TFysnNIt^rla#^+S}VTXL~;;Cnu34iNV1^rYAC}G(Wp(fB3%y;9i*y
zE>E!-oM8U%E7<M!l<k?<>qVcr2Xld)V&Sn3^Tw75+>dZ1Ks+AN$kXkF*JDd<`5Mw$
jS-RNqACm_JcAUUJrJ|!B-3!#?00000NkvXXu0mjf*my+Z

literal 0
HcmV?d00001

diff --git a/assets/blockly/media/test_h.png b/assets/blockly/media/test_h.png
new file mode 100755
index 0000000000000000000000000000000000000000..33cbb44c89a6265abb2d6653179b25c1ef964db6
GIT binary patch
literal 313
zcmeAS@N?(olHy`uVBq!ia0vp^3LwnE1|*BCs=hEVFfw?$IEF;DCi7g$`g`7>p&?U2
zSH6^i83?$|4)))VPY6A8@YLx8=MMQ^2nhO;TzX*N@5z#H-o7<FGXK6nVt{~|(hCNV
zI7rLkdwZ(`fB5?P^32YUQO&Si`HS6#x5p~s3Zq3aqt%4z)6;)^d#!QKrjKVss$-X|
zfV}+q13<7L<Dybima&o1iuVjNloR+Cib;GhaoEBfx3A{pgvpZ+A2@W#N#OaDCjxI7
z7A;PAc4j7z`t|*399ObbSCk#=$!gOKUM7(G?m}l%AbXEhLl{H4nN7t91y?rV)$;|T
zk3YF`cx!~{Y3^5s9iLYUnM@J+8zJl9Z}1=!=&Z$j3=A9YdaSiLGI>2PNEkd_{an^L
HB{Ts5e%F8&

literal 0
HcmV?d00001

diff --git a/assets/blockly/media/test_i.png b/assets/blockly/media/test_i.png
new file mode 100755
index 0000000000000000000000000000000000000000..cf4d90c8b90c9910995c9e8b42d054bc0cb7671d
GIT binary patch
literal 200
zcmeAS@N?(olHy`uVBq!ia0vp^3LwnE1|*BCs=ffJeoq(2kcie~pUZiF&l@x}WGd*&
zmohK|0k`F>d$skAp>rlro!&UPb@n&Dh~j*s=DmAummTpHWGhWnzGdCe*w~o({@z}V
zKg*V>wKbcspOka1VR>U9dyiGZ6~@JU5~T-LFuTbbykgiC?ZVD4Cu70BqDa~><;T>d
tj@2A5FCJ&?<2v{x<1iPS4KG*=1B0!|3NfqdeL$x%c)I$ztaD0e0sswSM&JMd

literal 0
HcmV?d00001

diff --git a/assets/blockly/media/test_j.png b/assets/blockly/media/test_j.png
new file mode 100755
index 0000000000000000000000000000000000000000..81da54444ba9d9771108e7bff7a67f7fd19969ec
GIT binary patch
literal 453
zcmV;$0XqJPP)<h;3K|Lk000e1NJLTq001BW001Be1^@s6b9#F80004uNkl<ZScUDE
zK}!Nr5Xb*YhNNUjx*JrNYKbB-f(o)OLYEGEDf$3QMbM#(cnG44dRQbRJo!yZgKpJE
zv>u9x4rWD?ZU$|c3)ZP<Y0D=fi?ILOyqRHsZ+N^n&$KlX`hboy>sj0Y0DzWyl9fss
zQc2SEIjv4u%&m<DkV+EHyVIJ!p<55AHoCC@UrMD?D%<b(6X)uF1`GfLzyL4+41neW
zP%35p0Ir{}5WkB-R^;!sLa6|+*IO3=(Q|y3KZRq~j^JPrJDYL%+%qUw-jU4h;dtfn
zS9~Uu!MJsb2%u^Q4(|6svo3_gVFUsJB*k5H&AZ@P8pdVz0t~~b;(4A&N8SmW#YP11
zZwIn3H)!|S!LlqUiUI&I41;Jisu`b1BoNw&V3k=TDh^cXK##o_ooN~ibBo}49>ro&
zGfof$a2$v2^%%JRW#ZiffQjT|A}caZ9*-bA2^gCmRry3wg!_%g1T~31#{hBRngD((
v_xhl+NvGexRP#_uGU?W$=DG<DfJW#O)emb@fk%5s00000NkvXXu0mjfq}so>

literal 0
HcmV?d00001

diff --git a/assets/blockly/media/test_k.png b/assets/blockly/media/test_k.png
new file mode 100755
index 0000000000000000000000000000000000000000..5f80a823045ce992e41c6e610bfe98bb1dccaab4
GIT binary patch
literal 612
zcmV-q0-ODbP)<h;3K|Lk000e1NJLTq001BW001Be1^@s6b9#F80006jNkl<ZScUDE
zPiWIn9LK+_cC8yMsfwADSqQF|fuc|lkE>w^5oA&d-a{fg2)*ney?B_ELQgHc(2Lhz
zcJrX2g&u@KKu{2bLLmNK$84H{VO^nmYFTXJmOt1_zqkBe@;;xyd%xt(?W{fhjVUHH
zP54Xz0M6SLkB0+vjttueE=DQLhr*5%?wg1I1THUJK3$-5WZ?a^ueKB1{5(0yD2?xX
z7~F_D!dW$jWt>4^lzP2xxlX6kj`zO%`4QK%w@@yZEp<gvKnOvoVPJJBG4Wg=YoOKB
zu(%ONKA(354@98V(=c48Ac`UwhH(Y=EwFDMLS=P`qKH%~<r?lwK<^uPsqOlLdlu09
z1|+qHLZyUECgU0IT7af$91jO$IM4IG;J_){@b8GCi0u7M)L!j^<G69X-EMn=yB6R$
z4(h=d&@^qSOOk|NufO5;r8QS@AfP@V2m;<5yoKJkZ{L9l$g&Lf$_ivzw$vGhL7`HD
zq}E(ZxDp_Q;PJ`><Q_gju~@W>@jUNI!j(X`+r@k+jLigx7tfxfTCMt)@U#XN!wV4D
zEVj3Dz9l>_!dQd~M8elDI4PkhiYE!*+b|ZP@F>0kLWm~`SB=Oit4j&A8X5=)09Zaw
zqjtT$m4m=$5sOe~7icz{o+M1uw2UQ_Nfat2TZuWlgNfcZ(D<=u3tGQ=XW}hRrq$E%
yq4UXc{KB~??#1tpe{5|9{%59sE|>|-1pWYwvI-0y4qI0M0000<MNUMnLSTZKw-=)T

literal 0
HcmV?d00001

diff --git a/assets/blockly/media/test_l.png b/assets/blockly/media/test_l.png
new file mode 100755
index 0000000000000000000000000000000000000000..c43626e0929dd712edf046743fd5b3e35e890658
GIT binary patch
literal 254
zcmeAS@N?(olHy`uVBq!ia0vp^3LwnE1|*BCs=ffJqn<8~ArY;~IhQ~DK5x*_kg1?6
zU&_D?1l$|B;%okQgwB~hwYhP2>)daAGroLKXx_Wmwr$6Yui`vzPM@}vgH#^Ax3@a*
zhp(?M&-HcrDz}T++8igaxyc&5Y6xWSu}ZkYxR_6(fPF%U?BeDxUrO4Zg|C-bm3HR9
zN;Us`^BkKd%P+TaRaDT^J7<u3N~F!c{$Ik;8&U=#r3|JFo`D4)9vo~eZZMoK;yg27
v=cL#M?~I`1j0cO<RHFTOBtDpcEdlx>MgO+w&d+v04>5SU`njxgN@xNA&YNKE

literal 0
HcmV?d00001

diff --git a/assets/blockly/media/test_m.png b/assets/blockly/media/test_m.png
new file mode 100755
index 0000000000000000000000000000000000000000..b9b3385bd3b038ff5dec975900809aacfad2ba07
GIT binary patch
literal 1044
zcmV+v1nc{WP)<h;3K|Lk000e1NJLTq001BW001Be1^@s6b9#F8000BqNkl<ZScUDE
z&u<z>6vw|_!2&kaV1C$9q=qz<sIBF78zD!H8myw^7T-8j9IVPltRgk;DftIbrG&Z{
zq==Pou6**L_f|fv)JRECD-%_!1ZussX$x8d1|07~Es_J;4Z{rdm_z+;^WMCf?|bu^
zS(x}L{QgV4LF3-!=4S!`z%uOU_IjvyJIu*0ixpEADuuE}w}Vcv$BfO{9peR*UmWB2
z@Fixlb^jSYojo^p^KP#PseFJBuYW?t3WWl`<Za-&*NvwHsJf1ol@)AkY)}h?LLn@j
zo{sH8soliqcfP>p<|Y-3#bT%*{6TbqV&EVB1dEG{%*9iw6rR-7k(&d6TvL%srI@j3
zG>X5q6T(Lc_(?lKG#X_tkW41=wADm+#QB!mEyNNDgu`KGTo43QG;OqiMz;e&5SYmT
z;C8!l``%sr(rhr}j}KLdqBt^N5Ckatm<}9vIwRX}*!uc99ye-~zoKghe0&v=NMvMg
zFc`$K(@AuY5TNQh78Vx93J3;+h$RvzwOfS$=Xz~y^@a(8KwNV|z;DNGEH5wr=OUsg
z;s>>2j$fRf;<;}I@pzn=cXV__<qm^L2>A71nt^;ikF~Wm<nwvc7l}l0>Do0^^gd8e
z7~~g=MZDt=pja#t{$UVJ0To?i(x1!az<s}mTrNlWMNz~fwTf=9ho`M3lF6hQt5&PH
z`oTPI1!f^h5+z^|L{mVmqf-DXih{kJ9lYy$3wt{|L>J=mIBsm*!H;Scx9{DB+wC@E
z*=!a!eSUatcI@x(6Kf8GXbPw@04$fwn6>f%fE)ffstf6K8lQdhHPY!cQT@aF4=_LN
z!JORzS(Y(ugCLp${yL#wKv|Y?(dhyJT$pm=yX|jLtyYOStE;QT*r?uk@87f9P$(3L
zIfEdY0$2bR3I+IhI{<*^INbF4k<DhQidfYf=C#?NC<@g914IrO4WObZa9Lk}c;=@)
zczFK-^Lhb*BuPZ|05IopP#qWqkptKO0{sqnc$+!qIS$v|GuYbNVhY&a-o|CuG~x5{
zc1pk?h#bHMP?lv}aZFO12%Z`0Y5_ndlR>D_q(0SN8_fXF=b)l#eE}>06-6PcH*Csc
zL8#G0CX*rjk|bft>u1g%W&r3P!(mtN3t$0QE|=lvc`6YAmb`wV3!|zx?22QOx{lFk
z6bHv`SPTG%C&;o4fpG*zRo*|JV|RBKfj|I~Bq715-mr7_N$NoYfRe6bLOg%rWxme-
zm2>O-+XT^rR?#&)Qu}YhMW+iNdAuV9l-eykJE}8d6KDU7&IJ7L1-t^{Q=oYq+tG6X
O0000<MNUMnLSTYFLgGLG

literal 0
HcmV?d00001

diff --git a/assets/blockly/msg/js/en.js b/assets/blockly/msg/js/en.js
index 1f0849f..b5c5e2a 100755
--- a/assets/blockly/msg/js/en.js
+++ b/assets/blockly/msg/js/en.js
@@ -6,420 +6,427 @@ goog.provide('Blockly.Msg.en');
 
 goog.require('Blockly.Msg');
 
-/** @export */ Blockly.Msg.ADD_COMMENT = "Add Comment";
-/** @export */ Blockly.Msg.CANNOT_DELETE_VARIABLE_PROCEDURE = "Can't delete the variable '%1' because it's part of the definition of the function '%2'";
-/** @export */ Blockly.Msg.CHANGE_VALUE_TITLE = "Change value:";
-/** @export */ Blockly.Msg.CLEAN_UP = "Clean up Blocks";
-/** @export */ Blockly.Msg.COLLAPSE_ALL = "Collapse Blocks";
-/** @export */ Blockly.Msg.COLLAPSE_BLOCK = "Collapse Block";
-/** @export */ Blockly.Msg.COLOUR_BLEND_COLOUR1 = "colour 1";
-/** @export */ Blockly.Msg.COLOUR_BLEND_COLOUR2 = "colour 2";
-/** @export */ Blockly.Msg.COLOUR_BLEND_HELPURL = "http://meyerweb.com/eric/tools/color-blend/";
-/** @export */ Blockly.Msg.COLOUR_BLEND_RATIO = "ratio";
-/** @export */ Blockly.Msg.COLOUR_BLEND_TITLE = "blend";
-/** @export */ Blockly.Msg.COLOUR_BLEND_TOOLTIP = "Blends two colours together with a given ratio (0.0 - 1.0).";
-/** @export */ Blockly.Msg.COLOUR_PICKER_HELPURL = "https://en.wikipedia.org/wiki/Color";
-/** @export */ Blockly.Msg.COLOUR_PICKER_TOOLTIP = "Choose a colour from the palette.";
-/** @export */ Blockly.Msg.COLOUR_RANDOM_HELPURL = "http://randomcolour.com";
-/** @export */ Blockly.Msg.COLOUR_RANDOM_TITLE = "random colour";
-/** @export */ Blockly.Msg.COLOUR_RANDOM_TOOLTIP = "Choose a colour at random.";
-/** @export */ Blockly.Msg.COLOUR_RGB_BLUE = "blue";
-/** @export */ Blockly.Msg.COLOUR_RGB_GREEN = "green";
-/** @export */ Blockly.Msg.COLOUR_RGB_HELPURL = "http://www.december.com/html/spec/colorper.html";
-/** @export */ Blockly.Msg.COLOUR_RGB_RED = "red";
-/** @export */ Blockly.Msg.COLOUR_RGB_TITLE = "colour with";
-/** @export */ Blockly.Msg.COLOUR_RGB_TOOLTIP = "Create a colour with the specified amount of red, green, and blue. All values must be between 0 and 100.";
-/** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_HELPURL = "https://github.com/google/blockly/wiki/Loops#loop-termination-blocks";
-/** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_OPERATOR_BREAK = "break out of loop";
-/** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_OPERATOR_CONTINUE = "continue with next iteration of loop";
-/** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_TOOLTIP_BREAK = "Break out of the containing loop.";
-/** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_TOOLTIP_CONTINUE = "Skip the rest of this loop, and continue with the next iteration.";
-/** @export */ Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING = "Warning: This block may only be used within a loop.";
-/** @export */ Blockly.Msg.CONTROLS_FOREACH_HELPURL = "https://github.com/google/blockly/wiki/Loops#for-each";
-/** @export */ Blockly.Msg.CONTROLS_FOREACH_TITLE = "for each item %1 in list %2";
-/** @export */ Blockly.Msg.CONTROLS_FOREACH_TOOLTIP = "For each item in a list, set the variable '%1' to the item, and then do some statements.";
-/** @export */ Blockly.Msg.CONTROLS_FOR_HELPURL = "https://github.com/google/blockly/wiki/Loops#count-with";
-/** @export */ Blockly.Msg.CONTROLS_FOR_TITLE = "count with %1 from %2 to %3 by %4";
-/** @export */ Blockly.Msg.CONTROLS_FOR_TOOLTIP = "Have the variable '%1' take on the values from the start number to the end number, counting by the specified interval, and do the specified blocks.";
-/** @export */ Blockly.Msg.CONTROLS_IF_ELSEIF_TOOLTIP = "Add a condition to the if block.";
-/** @export */ Blockly.Msg.CONTROLS_IF_ELSE_TOOLTIP = "Add a final, catch-all condition to the if block.";
-/** @export */ Blockly.Msg.CONTROLS_IF_HELPURL = "https://github.com/google/blockly/wiki/IfElse";
-/** @export */ Blockly.Msg.CONTROLS_IF_IF_TOOLTIP = "Add, remove, or reorder sections to reconfigure this if block.";
-/** @export */ Blockly.Msg.CONTROLS_IF_MSG_ELSE = "else";
-/** @export */ Blockly.Msg.CONTROLS_IF_MSG_ELSEIF = "else if";
-/** @export */ Blockly.Msg.CONTROLS_IF_MSG_IF = "if";
-/** @export */ Blockly.Msg.CONTROLS_IF_TOOLTIP_1 = "If a value is true, then do some statements.";
-/** @export */ Blockly.Msg.CONTROLS_IF_TOOLTIP_2 = "If a value is true, then do the first block of statements. Otherwise, do the second block of statements.";
-/** @export */ Blockly.Msg.CONTROLS_IF_TOOLTIP_3 = "If the first value is true, then do the first block of statements. Otherwise, if the second value is true, do the second block of statements.";
-/** @export */ Blockly.Msg.CONTROLS_IF_TOOLTIP_4 = "If the first value is true, then do the first block of statements. Otherwise, if the second value is true, do the second block of statements. If none of the values are true, do the last block of statements.";
-/** @export */ Blockly.Msg.CONTROLS_REPEAT_HELPURL = "https://en.wikipedia.org/wiki/For_loop";
-/** @export */ Blockly.Msg.CONTROLS_REPEAT_INPUT_DO = "do";
-/** @export */ Blockly.Msg.CONTROLS_REPEAT_TITLE = "repeat %1 times";
-/** @export */ Blockly.Msg.CONTROLS_REPEAT_TOOLTIP = "Do some statements several times.";
-/** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_HELPURL = "https://github.com/google/blockly/wiki/Loops#repeat";
-/** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_OPERATOR_UNTIL = "repeat until";
-/** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_OPERATOR_WHILE = "repeat while";
-/** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_TOOLTIP_UNTIL = "While a value is false, then do some statements.";
-/** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_TOOLTIP_WHILE = "While a value is true, then do some statements.";
-/** @export */ Blockly.Msg.DELETE_ALL_BLOCKS = "Delete all %1 blocks?";
-/** @export */ Blockly.Msg.DELETE_BLOCK = "Delete Block";
-/** @export */ Blockly.Msg.DELETE_VARIABLE = "Delete the '%1' variable";
-/** @export */ Blockly.Msg.DELETE_VARIABLE_CONFIRMATION = "Delete %1 uses of the '%2' variable?";
-/** @export */ Blockly.Msg.DELETE_X_BLOCKS = "Delete %1 Blocks";
-/** @export */ Blockly.Msg.DISABLE_BLOCK = "Disable Block";
-/** @export */ Blockly.Msg.DUPLICATE_BLOCK = "Duplicate";
-/** @export */ Blockly.Msg.ENABLE_BLOCK = "Enable Block";
-/** @export */ Blockly.Msg.EXPAND_ALL = "Expand Blocks";
-/** @export */ Blockly.Msg.EXPAND_BLOCK = "Expand Block";
-/** @export */ Blockly.Msg.EXTERNAL_INPUTS = "External Inputs";
-/** @export */ Blockly.Msg.HELP = "Help";
-/** @export */ Blockly.Msg.INLINE_INPUTS = "Inline Inputs";
-/** @export */ Blockly.Msg.IOS_CANCEL = "Cancel";
-/** @export */ Blockly.Msg.IOS_ERROR = "Error";
-/** @export */ Blockly.Msg.IOS_OK = "OK";
-/** @export */ Blockly.Msg.IOS_PROCEDURES_ADD_INPUT = "+ Add Input";
-/** @export */ Blockly.Msg.IOS_PROCEDURES_ALLOW_STATEMENTS = "Allow statements";
-/** @export */ Blockly.Msg.IOS_PROCEDURES_DUPLICATE_INPUTS_ERROR = "This function has duplicate inputs.";
-/** @export */ Blockly.Msg.IOS_PROCEDURES_INPUTS = "INPUTS";
-/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_BUTTON = "Add";
-/** @export */ Blockly.Msg.IOS_VARIABLES_ADD_VARIABLE = "+ Add Variable";
-/** @export */ Blockly.Msg.IOS_VARIABLES_DELETE_BUTTON = "Delete";
-/** @export */ Blockly.Msg.IOS_VARIABLES_EMPTY_NAME_ERROR = "You can't use an empty variable name.";
-/** @export */ Blockly.Msg.IOS_VARIABLES_RENAME_BUTTON = "Rename";
-/** @export */ Blockly.Msg.IOS_VARIABLES_VARIABLE_NAME = "Variable name";
-/** @export */ Blockly.Msg.LISTS_CREATE_EMPTY_HELPURL = "https://github.com/google/blockly/wiki/Lists#create-empty-list";
-/** @export */ Blockly.Msg.LISTS_CREATE_EMPTY_TITLE = "create empty list";
-/** @export */ Blockly.Msg.LISTS_CREATE_EMPTY_TOOLTIP = "Returns a list, of length 0, containing no data records";
-/** @export */ Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TITLE_ADD = "list";
-/** @export */ Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TOOLTIP = "Add, remove, or reorder sections to reconfigure this list block.";
-/** @export */ Blockly.Msg.LISTS_CREATE_WITH_HELPURL = "https://github.com/google/blockly/wiki/Lists#create-list-with";
-/** @export */ Blockly.Msg.LISTS_CREATE_WITH_INPUT_WITH = "create list with";
-/** @export */ Blockly.Msg.LISTS_CREATE_WITH_ITEM_TOOLTIP = "Add an item to the list.";
-/** @export */ Blockly.Msg.LISTS_CREATE_WITH_TOOLTIP = "Create a list with any number of items.";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_FIRST = "first";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_FROM_END = "# from end";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_FROM_START = "#";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_GET = "get";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_GET_REMOVE = "get and remove";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_LAST = "last";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_RANDOM = "random";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_REMOVE = "remove";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_TAIL = "";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_FIRST = "Returns the first item in a list.";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_FROM = "Returns the item at the specified position in a list.";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_LAST = "Returns the last item in a list.";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_RANDOM = "Returns a random item in a list.";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FIRST = "Removes and returns the first item in a list.";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FROM = "Removes and returns the item at the specified position in a list.";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_LAST = "Removes and returns the last item in a list.";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_RANDOM = "Removes and returns a random item in a list.";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_FIRST = "Removes the first item in a list.";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_FROM = "Removes the item at the specified position in a list.";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_LAST = "Removes the last item in a list.";
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_RANDOM = "Removes a random item in a list.";
-/** @export */ Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_END = "to # from end";
-/** @export */ Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_START = "to #";
-/** @export */ Blockly.Msg.LISTS_GET_SUBLIST_END_LAST = "to last";
-/** @export */ Blockly.Msg.LISTS_GET_SUBLIST_HELPURL = "https://github.com/google/blockly/wiki/Lists#getting-a-sublist";
-/** @export */ Blockly.Msg.LISTS_GET_SUBLIST_START_FIRST = "get sub-list from first";
-/** @export */ Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_END = "get sub-list from # from end";
-/** @export */ Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_START = "get sub-list from #";
-/** @export */ Blockly.Msg.LISTS_GET_SUBLIST_TAIL = "";
-/** @export */ Blockly.Msg.LISTS_GET_SUBLIST_TOOLTIP = "Creates a copy of the specified portion of a list.";
-/** @export */ Blockly.Msg.LISTS_INDEX_FROM_END_TOOLTIP = "%1 is the last item.";
-/** @export */ Blockly.Msg.LISTS_INDEX_FROM_START_TOOLTIP = "%1 is the first item.";
-/** @export */ Blockly.Msg.LISTS_INDEX_OF_FIRST = "find first occurrence of item";
-/** @export */ Blockly.Msg.LISTS_INDEX_OF_HELPURL = "https://github.com/google/blockly/wiki/Lists#getting-items-from-a-list";
-/** @export */ Blockly.Msg.LISTS_INDEX_OF_LAST = "find last occurrence of item";
-/** @export */ Blockly.Msg.LISTS_INDEX_OF_TOOLTIP = "Returns the index of the first/last occurrence of the item in the list. Returns %1 if item is not found.";
-/** @export */ Blockly.Msg.LISTS_INLIST = "in list";
-/** @export */ Blockly.Msg.LISTS_ISEMPTY_HELPURL = "https://github.com/google/blockly/wiki/Lists#is-empty";
-/** @export */ Blockly.Msg.LISTS_ISEMPTY_TITLE = "%1 is empty";
-/** @export */ Blockly.Msg.LISTS_ISEMPTY_TOOLTIP = "Returns true if the list is empty.";
-/** @export */ Blockly.Msg.LISTS_LENGTH_HELPURL = "https://github.com/google/blockly/wiki/Lists#length-of";
-/** @export */ Blockly.Msg.LISTS_LENGTH_TITLE = "length of %1";
-/** @export */ Blockly.Msg.LISTS_LENGTH_TOOLTIP = "Returns the length of a list.";
-/** @export */ Blockly.Msg.LISTS_REPEAT_HELPURL = "https://github.com/google/blockly/wiki/Lists#create-list-with";
-/** @export */ Blockly.Msg.LISTS_REPEAT_TITLE = "create list with item %1 repeated %2 times";
-/** @export */ Blockly.Msg.LISTS_REPEAT_TOOLTIP = "Creates a list consisting of the given value repeated the specified number of times.";
-/** @export */ Blockly.Msg.LISTS_REVERSE_HELPURL = "https://github.com/google/blockly/wiki/Lists#reversing-a-list";
-/** @export */ Blockly.Msg.LISTS_REVERSE_MESSAGE0 = "reverse %1";
-/** @export */ Blockly.Msg.LISTS_REVERSE_TOOLTIP = "Reverse a copy of a list.";
-/** @export */ Blockly.Msg.LISTS_SET_INDEX_HELPURL = "https://github.com/google/blockly/wiki/Lists#in-list--set";
-/** @export */ Blockly.Msg.LISTS_SET_INDEX_INPUT_TO = "as";
-/** @export */ Blockly.Msg.LISTS_SET_INDEX_INSERT = "insert at";
-/** @export */ Blockly.Msg.LISTS_SET_INDEX_SET = "set";
-/** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_FIRST = "Inserts the item at the start of a list.";
-/** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_FROM = "Inserts the item at the specified position in a list.";
-/** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_LAST = "Append the item to the end of a list.";
-/** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_RANDOM = "Inserts the item randomly in a list.";
-/** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_FIRST = "Sets the first item in a list.";
-/** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_FROM = "Sets the item at the specified position in a list.";
-/** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_LAST = "Sets the last item in a list.";
-/** @export */ Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_RANDOM = "Sets a random item in a list.";
-/** @export */ Blockly.Msg.LISTS_SORT_HELPURL = "https://github.com/google/blockly/wiki/Lists#sorting-a-list";
-/** @export */ Blockly.Msg.LISTS_SORT_ORDER_ASCENDING = "ascending";
-/** @export */ Blockly.Msg.LISTS_SORT_ORDER_DESCENDING = "descending";
-/** @export */ Blockly.Msg.LISTS_SORT_TITLE = "sort %1 %2 %3";
-/** @export */ Blockly.Msg.LISTS_SORT_TOOLTIP = "Sort a copy of a list.";
-/** @export */ Blockly.Msg.LISTS_SORT_TYPE_IGNORECASE = "alphabetic, ignore case";
-/** @export */ Blockly.Msg.LISTS_SORT_TYPE_NUMERIC = "numeric";
-/** @export */ Blockly.Msg.LISTS_SORT_TYPE_TEXT = "alphabetic";
-/** @export */ Blockly.Msg.LISTS_SPLIT_HELPURL = "https://github.com/google/blockly/wiki/Lists#splitting-strings-and-joining-lists";
-/** @export */ Blockly.Msg.LISTS_SPLIT_LIST_FROM_TEXT = "make list from text";
-/** @export */ Blockly.Msg.LISTS_SPLIT_TEXT_FROM_LIST = "make text from list";
-/** @export */ Blockly.Msg.LISTS_SPLIT_TOOLTIP_JOIN = "Join a list of texts into one text, separated by a delimiter.";
-/** @export */ Blockly.Msg.LISTS_SPLIT_TOOLTIP_SPLIT = "Split text into a list of texts, breaking at each delimiter.";
-/** @export */ Blockly.Msg.LISTS_SPLIT_WITH_DELIMITER = "with delimiter";
-/** @export */ Blockly.Msg.LOGIC_BOOLEAN_FALSE = "false";
-/** @export */ Blockly.Msg.LOGIC_BOOLEAN_HELPURL = "https://github.com/google/blockly/wiki/Logic#values";
-/** @export */ Blockly.Msg.LOGIC_BOOLEAN_TOOLTIP = "Returns either true or false.";
-/** @export */ Blockly.Msg.LOGIC_BOOLEAN_TRUE = "true";
-/** @export */ Blockly.Msg.LOGIC_COMPARE_HELPURL = "https://en.wikipedia.org/wiki/Inequality_(mathematics)";
-/** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_EQ = "Return true if both inputs equal each other.";
-/** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_GT = "Return true if the first input is greater than the second input.";
-/** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_GTE = "Return true if the first input is greater than or equal to the second input.";
-/** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_LT = "Return true if the first input is smaller than the second input.";
-/** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_LTE = "Return true if the first input is smaller than or equal to the second input.";
-/** @export */ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_NEQ = "Return true if both inputs are not equal to each other.";
-/** @export */ Blockly.Msg.LOGIC_NEGATE_HELPURL = "https://github.com/google/blockly/wiki/Logic#not";
-/** @export */ Blockly.Msg.LOGIC_NEGATE_TITLE = "not %1";
-/** @export */ Blockly.Msg.LOGIC_NEGATE_TOOLTIP = "Returns true if the input is false. Returns false if the input is true.";
-/** @export */ Blockly.Msg.LOGIC_NULL = "null";
-/** @export */ Blockly.Msg.LOGIC_NULL_HELPURL = "https://en.wikipedia.org/wiki/Nullable_type";
-/** @export */ Blockly.Msg.LOGIC_NULL_TOOLTIP = "Returns null.";
-/** @export */ Blockly.Msg.LOGIC_OPERATION_AND = "and";
-/** @export */ Blockly.Msg.LOGIC_OPERATION_HELPURL = "https://github.com/google/blockly/wiki/Logic#logical-operations";
-/** @export */ Blockly.Msg.LOGIC_OPERATION_OR = "or";
-/** @export */ Blockly.Msg.LOGIC_OPERATION_TOOLTIP_AND = "Return true if both inputs are true.";
-/** @export */ Blockly.Msg.LOGIC_OPERATION_TOOLTIP_OR = "Return true if at least one of the inputs is true.";
-/** @export */ Blockly.Msg.LOGIC_TERNARY_CONDITION = "test";
-/** @export */ Blockly.Msg.LOGIC_TERNARY_HELPURL = "https://en.wikipedia.org/wiki/%3F:";
-/** @export */ Blockly.Msg.LOGIC_TERNARY_IF_FALSE = "if false";
-/** @export */ Blockly.Msg.LOGIC_TERNARY_IF_TRUE = "if true";
-/** @export */ Blockly.Msg.LOGIC_TERNARY_TOOLTIP = "Check the condition in 'test'. If the condition is true, returns the 'if true' value; otherwise returns the 'if false' value.";
-/** @export */ Blockly.Msg.MATH_ADDITION_SYMBOL = "+";
-/** @export */ Blockly.Msg.MATH_ARITHMETIC_HELPURL = "https://en.wikipedia.org/wiki/Arithmetic";
-/** @export */ Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_ADD = "Return the sum of the two numbers.";
-/** @export */ Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_DIVIDE = "Return the quotient of the two numbers.";
-/** @export */ Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_MINUS = "Return the difference of the two numbers.";
-/** @export */ Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_MULTIPLY = "Return the product of the two numbers.";
-/** @export */ Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_POWER = "Return the first number raised to the power of the second number.";
-/** @export */ Blockly.Msg.MATH_CHANGE_HELPURL = "https://en.wikipedia.org/wiki/Programming_idiom#Incrementing_a_counter";
-/** @export */ Blockly.Msg.MATH_CHANGE_TITLE = "change %1 by %2";
-/** @export */ Blockly.Msg.MATH_CHANGE_TOOLTIP = "Add a number to variable '%1'.";
-/** @export */ Blockly.Msg.MATH_CONSTANT_HELPURL = "https://en.wikipedia.org/wiki/Mathematical_constant";
-/** @export */ Blockly.Msg.MATH_CONSTANT_TOOLTIP = "Return one of the common constants: π (3.141…), e (2.718…), φ (1.618…), sqrt(2) (1.414…), sqrt(½) (0.707…), or ∞ (infinity).";
-/** @export */ Blockly.Msg.MATH_CONSTRAIN_HELPURL = "https://en.wikipedia.org/wiki/Clamping_(graphics)";
-/** @export */ Blockly.Msg.MATH_CONSTRAIN_TITLE = "constrain %1 low %2 high %3";
-/** @export */ Blockly.Msg.MATH_CONSTRAIN_TOOLTIP = "Constrain a number to be between the specified limits (inclusive).";
-/** @export */ Blockly.Msg.MATH_DIVISION_SYMBOL = "÷";
-/** @export */ Blockly.Msg.MATH_IS_DIVISIBLE_BY = "is divisible by";
-/** @export */ Blockly.Msg.MATH_IS_EVEN = "is even";
-/** @export */ Blockly.Msg.MATH_IS_NEGATIVE = "is negative";
-/** @export */ Blockly.Msg.MATH_IS_ODD = "is odd";
-/** @export */ Blockly.Msg.MATH_IS_POSITIVE = "is positive";
-/** @export */ Blockly.Msg.MATH_IS_PRIME = "is prime";
-/** @export */ Blockly.Msg.MATH_IS_TOOLTIP = "Check if a number is an even, odd, prime, whole, positive, negative, or if it is divisible by certain number. Returns true or false.";
-/** @export */ Blockly.Msg.MATH_IS_WHOLE = "is whole";
-/** @export */ Blockly.Msg.MATH_MODULO_HELPURL = "https://en.wikipedia.org/wiki/Modulo_operation";
-/** @export */ Blockly.Msg.MATH_MODULO_TITLE = "remainder of %1 ÷ %2";
-/** @export */ Blockly.Msg.MATH_MODULO_TOOLTIP = "Return the remainder from dividing the two numbers.";
-/** @export */ Blockly.Msg.MATH_MULTIPLICATION_SYMBOL = "×";
-/** @export */ Blockly.Msg.MATH_NUMBER_HELPURL = "https://en.wikipedia.org/wiki/Number";
-/** @export */ Blockly.Msg.MATH_NUMBER_TOOLTIP = "A number.";
-/** @export */ Blockly.Msg.MATH_ONLIST_HELPURL = "";
-/** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_AVERAGE = "average of list";
-/** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_MAX = "max of list";
-/** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_MEDIAN = "median of list";
-/** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_MIN = "min of list";
-/** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_MODE = "modes of list";
-/** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_RANDOM = "random item of list";
-/** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_STD_DEV = "standard deviation of list";
-/** @export */ Blockly.Msg.MATH_ONLIST_OPERATOR_SUM = "sum of list";
-/** @export */ Blockly.Msg.MATH_ONLIST_TOOLTIP_AVERAGE = "Return the average (arithmetic mean) of the numeric values in the list.";
-/** @export */ Blockly.Msg.MATH_ONLIST_TOOLTIP_MAX = "Return the largest number in the list.";
-/** @export */ Blockly.Msg.MATH_ONLIST_TOOLTIP_MEDIAN = "Return the median number in the list.";
-/** @export */ Blockly.Msg.MATH_ONLIST_TOOLTIP_MIN = "Return the smallest number in the list.";
-/** @export */ Blockly.Msg.MATH_ONLIST_TOOLTIP_MODE = "Return a list of the most common item(s) in the list.";
-/** @export */ Blockly.Msg.MATH_ONLIST_TOOLTIP_RANDOM = "Return a random element from the list.";
-/** @export */ Blockly.Msg.MATH_ONLIST_TOOLTIP_STD_DEV = "Return the standard deviation of the list.";
-/** @export */ Blockly.Msg.MATH_ONLIST_TOOLTIP_SUM = "Return the sum of all the numbers in the list.";
-/** @export */ Blockly.Msg.MATH_POWER_SYMBOL = "^";
-/** @export */ Blockly.Msg.MATH_RANDOM_FLOAT_HELPURL = "https://en.wikipedia.org/wiki/Random_number_generation";
-/** @export */ Blockly.Msg.MATH_RANDOM_FLOAT_TITLE_RANDOM = "random fraction";
-/** @export */ Blockly.Msg.MATH_RANDOM_FLOAT_TOOLTIP = "Return a random fraction between 0.0 (inclusive) and 1.0 (exclusive).";
-/** @export */ Blockly.Msg.MATH_RANDOM_INT_HELPURL = "https://en.wikipedia.org/wiki/Random_number_generation";
-/** @export */ Blockly.Msg.MATH_RANDOM_INT_TITLE = "random integer from %1 to %2";
-/** @export */ Blockly.Msg.MATH_RANDOM_INT_TOOLTIP = "Return a random integer between the two specified limits, inclusive.";
-/** @export */ Blockly.Msg.MATH_ROUND_HELPURL = "https://en.wikipedia.org/wiki/Rounding";
-/** @export */ Blockly.Msg.MATH_ROUND_OPERATOR_ROUND = "round";
-/** @export */ Blockly.Msg.MATH_ROUND_OPERATOR_ROUNDDOWN = "round down";
-/** @export */ Blockly.Msg.MATH_ROUND_OPERATOR_ROUNDUP = "round up";
-/** @export */ Blockly.Msg.MATH_ROUND_TOOLTIP = "Round a number up or down.";
-/** @export */ Blockly.Msg.MATH_SINGLE_HELPURL = "https://en.wikipedia.org/wiki/Square_root";
-/** @export */ Blockly.Msg.MATH_SINGLE_OP_ABSOLUTE = "absolute";
-/** @export */ Blockly.Msg.MATH_SINGLE_OP_ROOT = "square root";
-/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_ABS = "Return the absolute value of a number.";
-/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_EXP = "Return e to the power of a number.";
-/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_LN = "Return the natural logarithm of a number.";
-/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_LOG10 = "Return the base 10 logarithm of a number.";
-/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_NEG = "Return the negation of a number.";
-/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_POW10 = "Return 10 to the power of a number.";
-/** @export */ Blockly.Msg.MATH_SINGLE_TOOLTIP_ROOT = "Return the square root of a number.";
-/** @export */ Blockly.Msg.MATH_SUBTRACTION_SYMBOL = "-";
-/** @export */ Blockly.Msg.MATH_TRIG_ACOS = "acos";
-/** @export */ Blockly.Msg.MATH_TRIG_ASIN = "asin";
-/** @export */ Blockly.Msg.MATH_TRIG_ATAN = "atan";
-/** @export */ Blockly.Msg.MATH_TRIG_COS = "cos";
-/** @export */ Blockly.Msg.MATH_TRIG_HELPURL = "https://en.wikipedia.org/wiki/Trigonometric_functions";
-/** @export */ Blockly.Msg.MATH_TRIG_SIN = "sin";
-/** @export */ Blockly.Msg.MATH_TRIG_TAN = "tan";
-/** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_ACOS = "Return the arccosine of a number.";
-/** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_ASIN = "Return the arcsine of a number.";
-/** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_ATAN = "Return the arctangent of a number.";
-/** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_COS = "Return the cosine of a degree (not radian).";
-/** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_SIN = "Return the sine of a degree (not radian).";
-/** @export */ Blockly.Msg.MATH_TRIG_TOOLTIP_TAN = "Return the tangent of a degree (not radian).";
-/** @export */ Blockly.Msg.NEW_VARIABLE = "Create variable...";
-/** @export */ Blockly.Msg.NEW_VARIABLE_TITLE = "New variable name:";
-/** @export */ Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";
-/** @export */ Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "allow statements";
-/** @export */ Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "with:";
-/** @export */ Blockly.Msg.PROCEDURES_CALLNORETURN_HELPURL = "https://en.wikipedia.org/wiki/Subroutine";
-/** @export */ Blockly.Msg.PROCEDURES_CALLNORETURN_TOOLTIP = "Run the user-defined function '%1'.";
-/** @export */ Blockly.Msg.PROCEDURES_CALLRETURN_HELPURL = "https://en.wikipedia.org/wiki/Subroutine";
-/** @export */ Blockly.Msg.PROCEDURES_CALLRETURN_TOOLTIP = "Run the user-defined function '%1' and use its output.";
-/** @export */ Blockly.Msg.PROCEDURES_CALL_BEFORE_PARAMS = "with:";
-/** @export */ Blockly.Msg.PROCEDURES_CREATE_DO = "Create '%1'";
-/** @export */ Blockly.Msg.PROCEDURES_DEFNORETURN_COMMENT = "Describe this function...";
-/** @export */ Blockly.Msg.PROCEDURES_DEFNORETURN_DO = "";
-/** @export */ Blockly.Msg.PROCEDURES_DEFNORETURN_HELPURL = "https://en.wikipedia.org/wiki/Subroutine";
-/** @export */ Blockly.Msg.PROCEDURES_DEFNORETURN_PROCEDURE = "do something";
-/** @export */ Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE = "to";
-/** @export */ Blockly.Msg.PROCEDURES_DEFNORETURN_TOOLTIP = "Creates a function with no output.";
-/** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_HELPURL = "https://en.wikipedia.org/wiki/Subroutine";
-/** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_RETURN = "return";
-/** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TOOLTIP = "Creates a function with an output.";
-/** @export */ Blockly.Msg.PROCEDURES_DEF_DUPLICATE_WARNING = "Warning: This function has duplicate parameters.";
-/** @export */ Blockly.Msg.PROCEDURES_HIGHLIGHT_DEF = "Highlight function definition";
-/** @export */ Blockly.Msg.PROCEDURES_IFRETURN_HELPURL = "http://c2.com/cgi/wiki?GuardClause";
-/** @export */ Blockly.Msg.PROCEDURES_IFRETURN_TOOLTIP = "If a value is true, then return a second value.";
-/** @export */ Blockly.Msg.PROCEDURES_IFRETURN_WARNING = "Warning: This block may be used only within a function definition.";
-/** @export */ Blockly.Msg.PROCEDURES_MUTATORARG_TITLE = "input name:";
-/** @export */ Blockly.Msg.PROCEDURES_MUTATORARG_TOOLTIP = "Add an input to the function.";
-/** @export */ Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TITLE = "inputs";
-/** @export */ Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TOOLTIP = "Add, remove, or reorder inputs to this function.";
-/** @export */ Blockly.Msg.REDO = "Redo";
-/** @export */ Blockly.Msg.REMOVE_COMMENT = "Remove Comment";
-/** @export */ Blockly.Msg.RENAME_VARIABLE = "Rename variable...";
-/** @export */ Blockly.Msg.RENAME_VARIABLE_TITLE = "Rename all '%1' variables to:";
-/** @export */ Blockly.Msg.TEXT_APPEND_HELPURL = "https://github.com/google/blockly/wiki/Text#text-modification";
-/** @export */ Blockly.Msg.TEXT_APPEND_TITLE = "to %1 append text %2";
-/** @export */ Blockly.Msg.TEXT_APPEND_TOOLTIP = "Append some text to variable '%1'.";
-/** @export */ Blockly.Msg.TEXT_CHANGECASE_HELPURL = "https://github.com/google/blockly/wiki/Text#adjusting-text-case";
-/** @export */ Blockly.Msg.TEXT_CHANGECASE_OPERATOR_LOWERCASE = "to lower case";
-/** @export */ Blockly.Msg.TEXT_CHANGECASE_OPERATOR_TITLECASE = "to Title Case";
-/** @export */ Blockly.Msg.TEXT_CHANGECASE_OPERATOR_UPPERCASE = "to UPPER CASE";
-/** @export */ Blockly.Msg.TEXT_CHANGECASE_TOOLTIP = "Return a copy of the text in a different case.";
-/** @export */ Blockly.Msg.TEXT_CHARAT_FIRST = "get first letter";
-/** @export */ Blockly.Msg.TEXT_CHARAT_FROM_END = "get letter # from end";
-/** @export */ Blockly.Msg.TEXT_CHARAT_FROM_START = "get letter #";
-/** @export */ Blockly.Msg.TEXT_CHARAT_HELPURL = "https://github.com/google/blockly/wiki/Text#extracting-text";
-/** @export */ Blockly.Msg.TEXT_CHARAT_LAST = "get last letter";
-/** @export */ Blockly.Msg.TEXT_CHARAT_RANDOM = "get random letter";
-/** @export */ Blockly.Msg.TEXT_CHARAT_TAIL = "";
-/** @export */ Blockly.Msg.TEXT_CHARAT_TITLE = "in text %1 %2";
-/** @export */ Blockly.Msg.TEXT_CHARAT_TOOLTIP = "Returns the letter at the specified position.";
-/** @export */ Blockly.Msg.TEXT_COUNT_HELPURL = "https://github.com/google/blockly/wiki/Text#counting-substrings";
-/** @export */ Blockly.Msg.TEXT_COUNT_MESSAGE0 = "count %1 in %2";
-/** @export */ Blockly.Msg.TEXT_COUNT_TOOLTIP = "Count how many times some text occurs within some other text.";
-/** @export */ Blockly.Msg.TEXT_CREATE_JOIN_ITEM_TOOLTIP = "Add an item to the text.";
-/** @export */ Blockly.Msg.TEXT_CREATE_JOIN_TITLE_JOIN = "join";
-/** @export */ Blockly.Msg.TEXT_CREATE_JOIN_TOOLTIP = "Add, remove, or reorder sections to reconfigure this text block.";
-/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_END = "to letter # from end";
-/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_START = "to letter #";
-/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_END_LAST = "to last letter";
-/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_HELPURL = "https://github.com/google/blockly/wiki/Text#extracting-a-region-of-text";
-/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_INPUT_IN_TEXT = "in text";
-/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_START_FIRST = "get substring from first letter";
-/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_END = "get substring from letter # from end";
-/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_START = "get substring from letter #";
-/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_TAIL = "";
-/** @export */ Blockly.Msg.TEXT_GET_SUBSTRING_TOOLTIP = "Returns a specified portion of the text.";
-/** @export */ Blockly.Msg.TEXT_INDEXOF_HELPURL = "https://github.com/google/blockly/wiki/Text#finding-text";
-/** @export */ Blockly.Msg.TEXT_INDEXOF_OPERATOR_FIRST = "find first occurrence of text";
-/** @export */ Blockly.Msg.TEXT_INDEXOF_OPERATOR_LAST = "find last occurrence of text";
-/** @export */ Blockly.Msg.TEXT_INDEXOF_TITLE = "in text %1 %2 %3";
-/** @export */ Blockly.Msg.TEXT_INDEXOF_TOOLTIP = "Returns the index of the first/last occurrence of the first text in the second text. Returns %1 if text is not found.";
-/** @export */ Blockly.Msg.TEXT_ISEMPTY_HELPURL = "https://github.com/google/blockly/wiki/Text#checking-for-empty-text";
-/** @export */ Blockly.Msg.TEXT_ISEMPTY_TITLE = "%1 is empty";
-/** @export */ Blockly.Msg.TEXT_ISEMPTY_TOOLTIP = "Returns true if the provided text is empty.";
-/** @export */ Blockly.Msg.TEXT_JOIN_HELPURL = "https://github.com/google/blockly/wiki/Text#text-creation";
-/** @export */ Blockly.Msg.TEXT_JOIN_TITLE_CREATEWITH = "create text with";
-/** @export */ Blockly.Msg.TEXT_JOIN_TOOLTIP = "Create a piece of text by joining together any number of items.";
-/** @export */ Blockly.Msg.TEXT_LENGTH_HELPURL = "https://github.com/google/blockly/wiki/Text#text-modification";
-/** @export */ Blockly.Msg.TEXT_LENGTH_TITLE = "length of %1";
-/** @export */ Blockly.Msg.TEXT_LENGTH_TOOLTIP = "Returns the number of letters (including spaces) in the provided text.";
-/** @export */ Blockly.Msg.TEXT_PRINT_HELPURL = "https://github.com/google/blockly/wiki/Text#printing-text";
-/** @export */ Blockly.Msg.TEXT_PRINT_TITLE = "print %1";
-/** @export */ Blockly.Msg.TEXT_PRINT_TOOLTIP = "Print the specified text, number or other value.";
-/** @export */ Blockly.Msg.TEXT_PROMPT_HELPURL = "https://github.com/google/blockly/wiki/Text#getting-input-from-the-user";
-/** @export */ Blockly.Msg.TEXT_PROMPT_TOOLTIP_NUMBER = "Prompt for user for a number.";
-/** @export */ Blockly.Msg.TEXT_PROMPT_TOOLTIP_TEXT = "Prompt for user for some text.";
-/** @export */ Blockly.Msg.TEXT_PROMPT_TYPE_NUMBER = "prompt for number with message";
-/** @export */ Blockly.Msg.TEXT_PROMPT_TYPE_TEXT = "prompt for text with message";
-/** @export */ Blockly.Msg.TEXT_REPLACE_HELPURL = "https://github.com/google/blockly/wiki/Text#replacing-substrings";
-/** @export */ Blockly.Msg.TEXT_REPLACE_MESSAGE0 = "replace %1 with %2 in %3";
-/** @export */ Blockly.Msg.TEXT_REPLACE_TOOLTIP = "Replace all occurances of some text within some other text.";
-/** @export */ Blockly.Msg.TEXT_REVERSE_HELPURL = "https://github.com/google/blockly/wiki/Text#reversing-text";
-/** @export */ Blockly.Msg.TEXT_REVERSE_MESSAGE0 = "reverse %1";
-/** @export */ Blockly.Msg.TEXT_REVERSE_TOOLTIP = "Reverses the order of the characters in the text.";
-/** @export */ Blockly.Msg.TEXT_TEXT_HELPURL = "https://en.wikipedia.org/wiki/String_(computer_science)";
-/** @export */ Blockly.Msg.TEXT_TEXT_TOOLTIP = "A letter, word, or line of text.";
-/** @export */ Blockly.Msg.TEXT_TRIM_HELPURL = "https://github.com/google/blockly/wiki/Text#trimming-removing-spaces";
-/** @export */ Blockly.Msg.TEXT_TRIM_OPERATOR_BOTH = "trim spaces from both sides of";
-/** @export */ Blockly.Msg.TEXT_TRIM_OPERATOR_LEFT = "trim spaces from left side of";
-/** @export */ Blockly.Msg.TEXT_TRIM_OPERATOR_RIGHT = "trim spaces from right side of";
-/** @export */ Blockly.Msg.TEXT_TRIM_TOOLTIP = "Return a copy of the text with spaces removed from one or both ends.";
-/** @export */ Blockly.Msg.TODAY = "Today";
-/** @export */ Blockly.Msg.UNDO = "Undo";
-/** @export */ Blockly.Msg.VARIABLES_DEFAULT_NAME = "item";
-/** @export */ Blockly.Msg.VARIABLES_GET_CREATE_SET = "Create 'set %1'";
-/** @export */ Blockly.Msg.VARIABLES_GET_HELPURL = "https://github.com/google/blockly/wiki/Variables#get";
-/** @export */ Blockly.Msg.VARIABLES_GET_TOOLTIP = "Returns the value of this variable.";
-/** @export */ Blockly.Msg.VARIABLES_SET = "set %1 to %2";
-/** @export */ Blockly.Msg.VARIABLES_SET_CREATE_GET = "Create 'get %1'";
-/** @export */ Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";
-/** @export */ Blockly.Msg.VARIABLES_SET_TOOLTIP = "Sets this variable to be equal to the input.";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS = "A variable named '%1' already exists.";
-/** @export */ Blockly.Msg.VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE = "A variable named '%1' already exists for another variable of type '%2'.";
-/** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_TITLE = Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE;
-/** @export */ Blockly.Msg.CONTROLS_IF_IF_TITLE_IF = Blockly.Msg.CONTROLS_IF_MSG_IF;
-/** @export */ Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
-/** @export */ Blockly.Msg.CONTROLS_IF_MSG_THEN = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
-/** @export */ Blockly.Msg.CONTROLS_IF_ELSE_TITLE_ELSE = Blockly.Msg.CONTROLS_IF_MSG_ELSE;
-/** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_PROCEDURE = Blockly.Msg.PROCEDURES_DEFNORETURN_PROCEDURE;
-/** @export */ Blockly.Msg.LISTS_GET_SUBLIST_INPUT_IN_LIST = Blockly.Msg.LISTS_INLIST;
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_INPUT_IN_LIST = Blockly.Msg.LISTS_INLIST;
-/** @export */ Blockly.Msg.MATH_CHANGE_TITLE_ITEM = Blockly.Msg.VARIABLES_DEFAULT_NAME;
-/** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_DO = Blockly.Msg.PROCEDURES_DEFNORETURN_DO;
-/** @export */ Blockly.Msg.CONTROLS_IF_ELSEIF_TITLE_ELSEIF = Blockly.Msg.CONTROLS_IF_MSG_ELSEIF;
-/** @export */ Blockly.Msg.LISTS_GET_INDEX_HELPURL = Blockly.Msg.LISTS_INDEX_OF_HELPURL;
-/** @export */ Blockly.Msg.CONTROLS_FOREACH_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
-/** @export */ Blockly.Msg.LISTS_SET_INDEX_INPUT_IN_LIST = Blockly.Msg.LISTS_INLIST;
-/** @export */ Blockly.Msg.CONTROLS_FOR_INPUT_DO = Blockly.Msg.CONTROLS_REPEAT_INPUT_DO;
-/** @export */ Blockly.Msg.LISTS_CREATE_WITH_ITEM_TITLE = Blockly.Msg.VARIABLES_DEFAULT_NAME;
-/** @export */ Blockly.Msg.TEXT_APPEND_VARIABLE = Blockly.Msg.VARIABLES_DEFAULT_NAME;
-/** @export */ Blockly.Msg.TEXT_CREATE_JOIN_ITEM_TITLE_ITEM = Blockly.Msg.VARIABLES_DEFAULT_NAME;
-/** @export */ Blockly.Msg.LISTS_INDEX_OF_INPUT_IN_LIST = Blockly.Msg.LISTS_INLIST;
-/** @export */ Blockly.Msg.PROCEDURES_DEFRETURN_COMMENT = Blockly.Msg.PROCEDURES_DEFNORETURN_COMMENT;
+Blockly.Msg["ADD_COMMENT"] = "Add Comment";
+Blockly.Msg["CANNOT_DELETE_VARIABLE_PROCEDURE"] = "Can't delete the variable '%1' because it's part of the definition of the function '%2'";
+Blockly.Msg["CHANGE_VALUE_TITLE"] = "Change value:";
+Blockly.Msg["CLEAN_UP"] = "Clean up Blocks";
+Blockly.Msg["COLLAPSE_ALL"] = "Collapse Blocks";
+Blockly.Msg["COLLAPSE_BLOCK"] = "Collapse Block";
+Blockly.Msg["COLOUR_BLEND_COLOUR1"] = "colour 1";
+Blockly.Msg["COLOUR_BLEND_COLOUR2"] = "colour 2";
+Blockly.Msg["COLOUR_BLEND_HELPURL"] = "http://meyerweb.com/eric/tools/color-blend/";
+Blockly.Msg["COLOUR_BLEND_RATIO"] = "ratio";
+Blockly.Msg["COLOUR_BLEND_TITLE"] = "blend";
+Blockly.Msg["COLOUR_BLEND_TOOLTIP"] = "Blends two colours together with a given ratio (0.0 - 1.0).";
+Blockly.Msg["COLOUR_PICKER_HELPURL"] = "https://en.wikipedia.org/wiki/Color";
+Blockly.Msg["COLOUR_PICKER_TOOLTIP"] = "Choose a colour from the palette.";
+Blockly.Msg["COLOUR_RANDOM_HELPURL"] = "http://randomcolour.com";
+Blockly.Msg["COLOUR_RANDOM_TITLE"] = "random colour";
+Blockly.Msg["COLOUR_RANDOM_TOOLTIP"] = "Choose a colour at random.";
+Blockly.Msg["COLOUR_RGB_BLUE"] = "blue";
+Blockly.Msg["COLOUR_RGB_GREEN"] = "green";
+Blockly.Msg["COLOUR_RGB_HELPURL"] = "http://www.december.com/html/spec/colorper.html";
+Blockly.Msg["COLOUR_RGB_RED"] = "red";
+Blockly.Msg["COLOUR_RGB_TITLE"] = "colour with";
+Blockly.Msg["COLOUR_RGB_TOOLTIP"] = "Create a colour with the specified amount of red, green, and blue. All values must be between 0 and 100.";
+Blockly.Msg["CONTROLS_FLOW_STATEMENTS_HELPURL"] = "https://github.com/google/blockly/wiki/Loops#loop-termination-blocks";
+Blockly.Msg["CONTROLS_FLOW_STATEMENTS_OPERATOR_BREAK"] = "break out of loop";
+Blockly.Msg["CONTROLS_FLOW_STATEMENTS_OPERATOR_CONTINUE"] = "continue with next iteration of loop";
+Blockly.Msg["CONTROLS_FLOW_STATEMENTS_TOOLTIP_BREAK"] = "Break out of the containing loop.";
+Blockly.Msg["CONTROLS_FLOW_STATEMENTS_TOOLTIP_CONTINUE"] = "Skip the rest of this loop, and continue with the next iteration.";
+Blockly.Msg["CONTROLS_FLOW_STATEMENTS_WARNING"] = "Warning: This block may only be used within a loop.";
+Blockly.Msg["CONTROLS_FOREACH_HELPURL"] = "https://github.com/google/blockly/wiki/Loops#for-each";
+Blockly.Msg["CONTROLS_FOREACH_TITLE"] = "for each item %1 in list %2";
+Blockly.Msg["CONTROLS_FOREACH_TOOLTIP"] = "For each item in a list, set the variable '%1' to the item, and then do some statements.";
+Blockly.Msg["CONTROLS_FOR_HELPURL"] = "https://github.com/google/blockly/wiki/Loops#count-with";
+Blockly.Msg["CONTROLS_FOR_TITLE"] = "count with %1 from %2 to %3 by %4";
+Blockly.Msg["CONTROLS_FOR_TOOLTIP"] = "Have the variable '%1' take on the values from the start number to the end number, counting by the specified interval, and do the specified blocks.";
+Blockly.Msg["CONTROLS_IF_ELSEIF_TOOLTIP"] = "Add a condition to the if block.";
+Blockly.Msg["CONTROLS_IF_ELSE_TOOLTIP"] = "Add a final, catch-all condition to the if block.";
+Blockly.Msg["CONTROLS_IF_HELPURL"] = "https://github.com/google/blockly/wiki/IfElse";
+Blockly.Msg["CONTROLS_IF_IF_TOOLTIP"] = "Add, remove, or reorder sections to reconfigure this if block.";
+Blockly.Msg["CONTROLS_IF_MSG_ELSE"] = "else";
+Blockly.Msg["CONTROLS_IF_MSG_ELSEIF"] = "else if";
+Blockly.Msg["CONTROLS_IF_MSG_IF"] = "if";
+Blockly.Msg["CONTROLS_IF_TOOLTIP_1"] = "If a value is true, then do some statements.";
+Blockly.Msg["CONTROLS_IF_TOOLTIP_2"] = "If a value is true, then do the first block of statements. Otherwise, do the second block of statements.";
+Blockly.Msg["CONTROLS_IF_TOOLTIP_3"] = "If the first value is true, then do the first block of statements. Otherwise, if the second value is true, do the second block of statements.";
+Blockly.Msg["CONTROLS_IF_TOOLTIP_4"] = "If the first value is true, then do the first block of statements. Otherwise, if the second value is true, do the second block of statements. If none of the values are true, do the last block of statements.";
+Blockly.Msg["CONTROLS_REPEAT_HELPURL"] = "https://en.wikipedia.org/wiki/For_loop";
+Blockly.Msg["CONTROLS_REPEAT_INPUT_DO"] = "do";
+Blockly.Msg["CONTROLS_REPEAT_TITLE"] = "repeat %1 times";
+Blockly.Msg["CONTROLS_REPEAT_TOOLTIP"] = "Do some statements several times.";
+Blockly.Msg["CONTROLS_WHILEUNTIL_HELPURL"] = "https://github.com/google/blockly/wiki/Loops#repeat";
+Blockly.Msg["CONTROLS_WHILEUNTIL_OPERATOR_UNTIL"] = "repeat until";
+Blockly.Msg["CONTROLS_WHILEUNTIL_OPERATOR_WHILE"] = "repeat while";
+Blockly.Msg["CONTROLS_WHILEUNTIL_TOOLTIP_UNTIL"] = "While a value is false, then do some statements.";
+Blockly.Msg["CONTROLS_WHILEUNTIL_TOOLTIP_WHILE"] = "While a value is true, then do some statements.";
+Blockly.Msg["DELETE_ALL_BLOCKS"] = "Delete all %1 blocks?";
+Blockly.Msg["DELETE_BLOCK"] = "Delete Block";
+Blockly.Msg["DELETE_VARIABLE"] = "Delete the '%1' variable";
+Blockly.Msg["DELETE_VARIABLE_CONFIRMATION"] = "Delete %1 uses of the '%2' variable?";
+Blockly.Msg["DELETE_X_BLOCKS"] = "Delete %1 Blocks";
+Blockly.Msg["DISABLE_BLOCK"] = "Disable Block";
+Blockly.Msg["DUPLICATE_BLOCK"] = "Duplicate";
+Blockly.Msg["DUPLICATE_COMMENT"] = "Duplicate Comment";
+Blockly.Msg["ENABLE_BLOCK"] = "Enable Block";
+Blockly.Msg["EXPAND_ALL"] = "Expand Blocks";
+Blockly.Msg["EXPAND_BLOCK"] = "Expand Block";
+Blockly.Msg["EXTERNAL_INPUTS"] = "External Inputs";
+Blockly.Msg["HELP"] = "Help";
+Blockly.Msg["INLINE_INPUTS"] = "Inline Inputs";
+Blockly.Msg["IOS_CANCEL"] = "Cancel";
+Blockly.Msg["IOS_ERROR"] = "Error";
+Blockly.Msg["IOS_OK"] = "OK";
+Blockly.Msg["IOS_PROCEDURES_ADD_INPUT"] = "+ Add Input";
+Blockly.Msg["IOS_PROCEDURES_ALLOW_STATEMENTS"] = "Allow statements";
+Blockly.Msg["IOS_PROCEDURES_DUPLICATE_INPUTS_ERROR"] = "This function has duplicate inputs.";
+Blockly.Msg["IOS_PROCEDURES_INPUTS"] = "INPUTS";
+Blockly.Msg["IOS_VARIABLES_ADD_BUTTON"] = "Add";
+Blockly.Msg["IOS_VARIABLES_ADD_VARIABLE"] = "+ Add Variable";
+Blockly.Msg["IOS_VARIABLES_DELETE_BUTTON"] = "Delete";
+Blockly.Msg["IOS_VARIABLES_EMPTY_NAME_ERROR"] = "You can't use an empty variable name.";
+Blockly.Msg["IOS_VARIABLES_RENAME_BUTTON"] = "Rename";
+Blockly.Msg["IOS_VARIABLES_VARIABLE_NAME"] = "Variable name";
+Blockly.Msg["LISTS_CREATE_EMPTY_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#create-empty-list";
+Blockly.Msg["LISTS_CREATE_EMPTY_TITLE"] = "create empty list";
+Blockly.Msg["LISTS_CREATE_EMPTY_TOOLTIP"] = "Returns a list, of length 0, containing no data records";
+Blockly.Msg["LISTS_CREATE_WITH_CONTAINER_TITLE_ADD"] = "list";
+Blockly.Msg["LISTS_CREATE_WITH_CONTAINER_TOOLTIP"] = "Add, remove, or reorder sections to reconfigure this list block.";
+Blockly.Msg["LISTS_CREATE_WITH_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#create-list-with";
+Blockly.Msg["LISTS_CREATE_WITH_INPUT_WITH"] = "create list with";
+Blockly.Msg["LISTS_CREATE_WITH_ITEM_TOOLTIP"] = "Add an item to the list.";
+Blockly.Msg["LISTS_CREATE_WITH_TOOLTIP"] = "Create a list with any number of items.";
+Blockly.Msg["LISTS_GET_INDEX_FIRST"] = "first";
+Blockly.Msg["LISTS_GET_INDEX_FROM_END"] = "# from end";
+Blockly.Msg["LISTS_GET_INDEX_FROM_START"] = "#";
+Blockly.Msg["LISTS_GET_INDEX_GET"] = "get";
+Blockly.Msg["LISTS_GET_INDEX_GET_REMOVE"] = "get and remove";
+Blockly.Msg["LISTS_GET_INDEX_LAST"] = "last";
+Blockly.Msg["LISTS_GET_INDEX_RANDOM"] = "random";
+Blockly.Msg["LISTS_GET_INDEX_REMOVE"] = "remove";
+Blockly.Msg["LISTS_GET_INDEX_TAIL"] = "";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_GET_FIRST"] = "Returns the first item in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_GET_FROM"] = "Returns the item at the specified position in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_GET_LAST"] = "Returns the last item in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_GET_RANDOM"] = "Returns a random item in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FIRST"] = "Removes and returns the first item in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FROM"] = "Removes and returns the item at the specified position in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_LAST"] = "Removes and returns the last item in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_RANDOM"] = "Removes and returns a random item in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_REMOVE_FIRST"] = "Removes the first item in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_REMOVE_FROM"] = "Removes the item at the specified position in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_REMOVE_LAST"] = "Removes the last item in a list.";
+Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_REMOVE_RANDOM"] = "Removes a random item in a list.";
+Blockly.Msg["LISTS_GET_SUBLIST_END_FROM_END"] = "to # from end";
+Blockly.Msg["LISTS_GET_SUBLIST_END_FROM_START"] = "to #";
+Blockly.Msg["LISTS_GET_SUBLIST_END_LAST"] = "to last";
+Blockly.Msg["LISTS_GET_SUBLIST_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#getting-a-sublist";
+Blockly.Msg["LISTS_GET_SUBLIST_START_FIRST"] = "get sub-list from first";
+Blockly.Msg["LISTS_GET_SUBLIST_START_FROM_END"] = "get sub-list from # from end";
+Blockly.Msg["LISTS_GET_SUBLIST_START_FROM_START"] = "get sub-list from #";
+Blockly.Msg["LISTS_GET_SUBLIST_TAIL"] = "";
+Blockly.Msg["LISTS_GET_SUBLIST_TOOLTIP"] = "Creates a copy of the specified portion of a list.";
+Blockly.Msg["LISTS_INDEX_FROM_END_TOOLTIP"] = "%1 is the last item.";
+Blockly.Msg["LISTS_INDEX_FROM_START_TOOLTIP"] = "%1 is the first item.";
+Blockly.Msg["LISTS_INDEX_OF_FIRST"] = "find first occurrence of item";
+Blockly.Msg["LISTS_INDEX_OF_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#getting-items-from-a-list";
+Blockly.Msg["LISTS_INDEX_OF_LAST"] = "find last occurrence of item";
+Blockly.Msg["LISTS_INDEX_OF_TOOLTIP"] = "Returns the index of the first/last occurrence of the item in the list. Returns %1 if item is not found.";
+Blockly.Msg["LISTS_INLIST"] = "in list";
+Blockly.Msg["LISTS_ISEMPTY_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#is-empty";
+Blockly.Msg["LISTS_ISEMPTY_TITLE"] = "%1 is empty";
+Blockly.Msg["LISTS_ISEMPTY_TOOLTIP"] = "Returns true if the list is empty.";
+Blockly.Msg["LISTS_LENGTH_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#length-of";
+Blockly.Msg["LISTS_LENGTH_TITLE"] = "length of %1";
+Blockly.Msg["LISTS_LENGTH_TOOLTIP"] = "Returns the length of a list.";
+Blockly.Msg["LISTS_REPEAT_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#create-list-with";
+Blockly.Msg["LISTS_REPEAT_TITLE"] = "create list with item %1 repeated %2 times";
+Blockly.Msg["LISTS_REPEAT_TOOLTIP"] = "Creates a list consisting of the given value repeated the specified number of times.";
+Blockly.Msg["LISTS_REVERSE_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#reversing-a-list";
+Blockly.Msg["LISTS_REVERSE_MESSAGE0"] = "reverse %1";
+Blockly.Msg["LISTS_REVERSE_TOOLTIP"] = "Reverse a copy of a list.";
+Blockly.Msg["LISTS_SET_INDEX_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#in-list--set";
+Blockly.Msg["LISTS_SET_INDEX_INPUT_TO"] = "as";
+Blockly.Msg["LISTS_SET_INDEX_INSERT"] = "insert at";
+Blockly.Msg["LISTS_SET_INDEX_SET"] = "set";
+Blockly.Msg["LISTS_SET_INDEX_TOOLTIP_INSERT_FIRST"] = "Inserts the item at the start of a list.";
+Blockly.Msg["LISTS_SET_INDEX_TOOLTIP_INSERT_FROM"] = "Inserts the item at the specified position in a list.";
+Blockly.Msg["LISTS_SET_INDEX_TOOLTIP_INSERT_LAST"] = "Append the item to the end of a list.";
+Blockly.Msg["LISTS_SET_INDEX_TOOLTIP_INSERT_RANDOM"] = "Inserts the item randomly in a list.";
+Blockly.Msg["LISTS_SET_INDEX_TOOLTIP_SET_FIRST"] = "Sets the first item in a list.";
+Blockly.Msg["LISTS_SET_INDEX_TOOLTIP_SET_FROM"] = "Sets the item at the specified position in a list.";
+Blockly.Msg["LISTS_SET_INDEX_TOOLTIP_SET_LAST"] = "Sets the last item in a list.";
+Blockly.Msg["LISTS_SET_INDEX_TOOLTIP_SET_RANDOM"] = "Sets a random item in a list.";
+Blockly.Msg["LISTS_SORT_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#sorting-a-list";
+Blockly.Msg["LISTS_SORT_ORDER_ASCENDING"] = "ascending";
+Blockly.Msg["LISTS_SORT_ORDER_DESCENDING"] = "descending";
+Blockly.Msg["LISTS_SORT_TITLE"] = "sort %1 %2 %3";
+Blockly.Msg["LISTS_SORT_TOOLTIP"] = "Sort a copy of a list.";
+Blockly.Msg["LISTS_SORT_TYPE_IGNORECASE"] = "alphabetic, ignore case";
+Blockly.Msg["LISTS_SORT_TYPE_NUMERIC"] = "numeric";
+Blockly.Msg["LISTS_SORT_TYPE_TEXT"] = "alphabetic";
+Blockly.Msg["LISTS_SPLIT_HELPURL"] = "https://github.com/google/blockly/wiki/Lists#splitting-strings-and-joining-lists";
+Blockly.Msg["LISTS_SPLIT_LIST_FROM_TEXT"] = "make list from text";
+Blockly.Msg["LISTS_SPLIT_TEXT_FROM_LIST"] = "make text from list";
+Blockly.Msg["LISTS_SPLIT_TOOLTIP_JOIN"] = "Join a list of texts into one text, separated by a delimiter.";
+Blockly.Msg["LISTS_SPLIT_TOOLTIP_SPLIT"] = "Split text into a list of texts, breaking at each delimiter.";
+Blockly.Msg["LISTS_SPLIT_WITH_DELIMITER"] = "with delimiter";
+Blockly.Msg["LOGIC_BOOLEAN_FALSE"] = "false";
+Blockly.Msg["LOGIC_BOOLEAN_HELPURL"] = "https://github.com/google/blockly/wiki/Logic#values";
+Blockly.Msg["LOGIC_BOOLEAN_TOOLTIP"] = "Returns either true or false.";
+Blockly.Msg["LOGIC_BOOLEAN_TRUE"] = "true";
+Blockly.Msg["LOGIC_COMPARE_HELPURL"] = "https://en.wikipedia.org/wiki/Inequality_(mathematics)";
+Blockly.Msg["LOGIC_COMPARE_TOOLTIP_EQ"] = "Return true if both inputs equal each other.";
+Blockly.Msg["LOGIC_COMPARE_TOOLTIP_GT"] = "Return true if the first input is greater than the second input.";
+Blockly.Msg["LOGIC_COMPARE_TOOLTIP_GTE"] = "Return true if the first input is greater than or equal to the second input.";
+Blockly.Msg["LOGIC_COMPARE_TOOLTIP_LT"] = "Return true if the first input is smaller than the second input.";
+Blockly.Msg["LOGIC_COMPARE_TOOLTIP_LTE"] = "Return true if the first input is smaller than or equal to the second input.";
+Blockly.Msg["LOGIC_COMPARE_TOOLTIP_NEQ"] = "Return true if both inputs are not equal to each other.";
+Blockly.Msg["LOGIC_NEGATE_HELPURL"] = "https://github.com/google/blockly/wiki/Logic#not";
+Blockly.Msg["LOGIC_NEGATE_TITLE"] = "not %1";
+Blockly.Msg["LOGIC_NEGATE_TOOLTIP"] = "Returns true if the input is false. Returns false if the input is true.";
+Blockly.Msg["LOGIC_NULL"] = "null";
+Blockly.Msg["LOGIC_NULL_HELPURL"] = "https://en.wikipedia.org/wiki/Nullable_type";
+Blockly.Msg["LOGIC_NULL_TOOLTIP"] = "Returns null.";
+Blockly.Msg["LOGIC_OPERATION_AND"] = "and";
+Blockly.Msg["LOGIC_OPERATION_HELPURL"] = "https://github.com/google/blockly/wiki/Logic#logical-operations";
+Blockly.Msg["LOGIC_OPERATION_OR"] = "or";
+Blockly.Msg["LOGIC_OPERATION_TOOLTIP_AND"] = "Return true if both inputs are true.";
+Blockly.Msg["LOGIC_OPERATION_TOOLTIP_OR"] = "Return true if at least one of the inputs is true.";
+Blockly.Msg["LOGIC_TERNARY_CONDITION"] = "test";
+Blockly.Msg["LOGIC_TERNARY_HELPURL"] = "https://en.wikipedia.org/wiki/%3F:";
+Blockly.Msg["LOGIC_TERNARY_IF_FALSE"] = "if false";
+Blockly.Msg["LOGIC_TERNARY_IF_TRUE"] = "if true";
+Blockly.Msg["LOGIC_TERNARY_TOOLTIP"] = "Check the condition in 'test'. If the condition is true, returns the 'if true' value; otherwise returns the 'if false' value.";
+Blockly.Msg["MATH_ADDITION_SYMBOL"] = "+";
+Blockly.Msg["MATH_ARITHMETIC_HELPURL"] = "https://en.wikipedia.org/wiki/Arithmetic";
+Blockly.Msg["MATH_ARITHMETIC_TOOLTIP_ADD"] = "Return the sum of the two numbers.";
+Blockly.Msg["MATH_ARITHMETIC_TOOLTIP_DIVIDE"] = "Return the quotient of the two numbers.";
+Blockly.Msg["MATH_ARITHMETIC_TOOLTIP_MINUS"] = "Return the difference of the two numbers.";
+Blockly.Msg["MATH_ARITHMETIC_TOOLTIP_MULTIPLY"] = "Return the product of the two numbers.";
+Blockly.Msg["MATH_ARITHMETIC_TOOLTIP_POWER"] = "Return the first number raised to the power of the second number.";
+Blockly.Msg["MATH_CHANGE_HELPURL"] = "https://en.wikipedia.org/wiki/Programming_idiom#Incrementing_a_counter";
+Blockly.Msg["MATH_CHANGE_TITLE"] = "change %1 by %2";
+Blockly.Msg["MATH_CHANGE_TOOLTIP"] = "Add a number to variable '%1'.";
+Blockly.Msg["MATH_CONSTANT_HELPURL"] = "https://en.wikipedia.org/wiki/Mathematical_constant";
+Blockly.Msg["MATH_CONSTANT_TOOLTIP"] = "Return one of the common constants: π (3.141…), e (2.718…), φ (1.618…), sqrt(2) (1.414…), sqrt(½) (0.707…), or ∞ (infinity).";
+Blockly.Msg["MATH_CONSTRAIN_HELPURL"] = "https://en.wikipedia.org/wiki/Clamping_(graphics)";
+Blockly.Msg["MATH_CONSTRAIN_TITLE"] = "constrain %1 low %2 high %3";
+Blockly.Msg["MATH_CONSTRAIN_TOOLTIP"] = "Constrain a number to be between the specified limits (inclusive).";
+Blockly.Msg["MATH_DIVISION_SYMBOL"] = "÷";
+Blockly.Msg["MATH_IS_DIVISIBLE_BY"] = "is divisible by";
+Blockly.Msg["MATH_IS_EVEN"] = "is even";
+Blockly.Msg["MATH_IS_NEGATIVE"] = "is negative";
+Blockly.Msg["MATH_IS_ODD"] = "is odd";
+Blockly.Msg["MATH_IS_POSITIVE"] = "is positive";
+Blockly.Msg["MATH_IS_PRIME"] = "is prime";
+Blockly.Msg["MATH_IS_TOOLTIP"] = "Check if a number is an even, odd, prime, whole, positive, negative, or if it is divisible by certain number. Returns true or false.";
+Blockly.Msg["MATH_IS_WHOLE"] = "is whole";
+Blockly.Msg["MATH_MODULO_HELPURL"] = "https://en.wikipedia.org/wiki/Modulo_operation";
+Blockly.Msg["MATH_MODULO_TITLE"] = "remainder of %1 ÷ %2";
+Blockly.Msg["MATH_MODULO_TOOLTIP"] = "Return the remainder from dividing the two numbers.";
+Blockly.Msg["MATH_MULTIPLICATION_SYMBOL"] = "×";
+Blockly.Msg["MATH_NUMBER_HELPURL"] = "https://en.wikipedia.org/wiki/Number";
+Blockly.Msg["MATH_NUMBER_TOOLTIP"] = "A number.";
+Blockly.Msg["MATH_ONLIST_HELPURL"] = "";
+Blockly.Msg["MATH_ONLIST_OPERATOR_AVERAGE"] = "average of list";
+Blockly.Msg["MATH_ONLIST_OPERATOR_MAX"] = "max of list";
+Blockly.Msg["MATH_ONLIST_OPERATOR_MEDIAN"] = "median of list";
+Blockly.Msg["MATH_ONLIST_OPERATOR_MIN"] = "min of list";
+Blockly.Msg["MATH_ONLIST_OPERATOR_MODE"] = "modes of list";
+Blockly.Msg["MATH_ONLIST_OPERATOR_RANDOM"] = "random item of list";
+Blockly.Msg["MATH_ONLIST_OPERATOR_STD_DEV"] = "standard deviation of list";
+Blockly.Msg["MATH_ONLIST_OPERATOR_SUM"] = "sum of list";
+Blockly.Msg["MATH_ONLIST_TOOLTIP_AVERAGE"] = "Return the average (arithmetic mean) of the numeric values in the list.";
+Blockly.Msg["MATH_ONLIST_TOOLTIP_MAX"] = "Return the largest number in the list.";
+Blockly.Msg["MATH_ONLIST_TOOLTIP_MEDIAN"] = "Return the median number in the list.";
+Blockly.Msg["MATH_ONLIST_TOOLTIP_MIN"] = "Return the smallest number in the list.";
+Blockly.Msg["MATH_ONLIST_TOOLTIP_MODE"] = "Return a list of the most common item(s) in the list.";
+Blockly.Msg["MATH_ONLIST_TOOLTIP_RANDOM"] = "Return a random element from the list.";
+Blockly.Msg["MATH_ONLIST_TOOLTIP_STD_DEV"] = "Return the standard deviation of the list.";
+Blockly.Msg["MATH_ONLIST_TOOLTIP_SUM"] = "Return the sum of all the numbers in the list.";
+Blockly.Msg["MATH_POWER_SYMBOL"] = "^";
+Blockly.Msg["MATH_RANDOM_FLOAT_HELPURL"] = "https://en.wikipedia.org/wiki/Random_number_generation";
+Blockly.Msg["MATH_RANDOM_FLOAT_TITLE_RANDOM"] = "random fraction";
+Blockly.Msg["MATH_RANDOM_FLOAT_TOOLTIP"] = "Return a random fraction between 0.0 (inclusive) and 1.0 (exclusive).";
+Blockly.Msg["MATH_RANDOM_INT_HELPURL"] = "https://en.wikipedia.org/wiki/Random_number_generation";
+Blockly.Msg["MATH_RANDOM_INT_TITLE"] = "random integer from %1 to %2";
+Blockly.Msg["MATH_RANDOM_INT_TOOLTIP"] = "Return a random integer between the two specified limits, inclusive.";
+Blockly.Msg["MATH_ROUND_HELPURL"] = "https://en.wikipedia.org/wiki/Rounding";
+Blockly.Msg["MATH_ROUND_OPERATOR_ROUND"] = "round";
+Blockly.Msg["MATH_ROUND_OPERATOR_ROUNDDOWN"] = "round down";
+Blockly.Msg["MATH_ROUND_OPERATOR_ROUNDUP"] = "round up";
+Blockly.Msg["MATH_ROUND_TOOLTIP"] = "Round a number up or down.";
+Blockly.Msg["MATH_SINGLE_HELPURL"] = "https://en.wikipedia.org/wiki/Square_root";
+Blockly.Msg["MATH_SINGLE_OP_ABSOLUTE"] = "absolute";
+Blockly.Msg["MATH_SINGLE_OP_ROOT"] = "square root";
+Blockly.Msg["MATH_SINGLE_TOOLTIP_ABS"] = "Return the absolute value of a number.";
+Blockly.Msg["MATH_SINGLE_TOOLTIP_EXP"] = "Return e to the power of a number.";
+Blockly.Msg["MATH_SINGLE_TOOLTIP_LN"] = "Return the natural logarithm of a number.";
+Blockly.Msg["MATH_SINGLE_TOOLTIP_LOG10"] = "Return the base 10 logarithm of a number.";
+Blockly.Msg["MATH_SINGLE_TOOLTIP_NEG"] = "Return the negation of a number.";
+Blockly.Msg["MATH_SINGLE_TOOLTIP_POW10"] = "Return 10 to the power of a number.";
+Blockly.Msg["MATH_SINGLE_TOOLTIP_ROOT"] = "Return the square root of a number.";
+Blockly.Msg["MATH_SUBTRACTION_SYMBOL"] = "-";
+Blockly.Msg["MATH_TRIG_ACOS"] = "acos";
+Blockly.Msg["MATH_TRIG_ASIN"] = "asin";
+Blockly.Msg["MATH_TRIG_ATAN"] = "atan";
+Blockly.Msg["MATH_TRIG_COS"] = "cos";
+Blockly.Msg["MATH_TRIG_HELPURL"] = "https://en.wikipedia.org/wiki/Trigonometric_functions";
+Blockly.Msg["MATH_TRIG_SIN"] = "sin";
+Blockly.Msg["MATH_TRIG_TAN"] = "tan";
+Blockly.Msg["MATH_TRIG_TOOLTIP_ACOS"] = "Return the arccosine of a number.";
+Blockly.Msg["MATH_TRIG_TOOLTIP_ASIN"] = "Return the arcsine of a number.";
+Blockly.Msg["MATH_TRIG_TOOLTIP_ATAN"] = "Return the arctangent of a number.";
+Blockly.Msg["MATH_TRIG_TOOLTIP_COS"] = "Return the cosine of a degree (not radian).";
+Blockly.Msg["MATH_TRIG_TOOLTIP_SIN"] = "Return the sine of a degree (not radian).";
+Blockly.Msg["MATH_TRIG_TOOLTIP_TAN"] = "Return the tangent of a degree (not radian).";
+Blockly.Msg["NEW_COLOUR_VARIABLE"] = "Create colour variable...";
+Blockly.Msg["NEW_NUMBER_VARIABLE"] = "Create number variable...";
+Blockly.Msg["NEW_STRING_VARIABLE"] = "Create string variable...";
+Blockly.Msg["NEW_VARIABLE"] = "Create variable...";
+Blockly.Msg["NEW_VARIABLE_TITLE"] = "New variable name:";
+Blockly.Msg["NEW_VARIABLE_TYPE_TITLE"] = "New variable type:";
+Blockly.Msg["ORDINAL_NUMBER_SUFFIX"] = "";
+Blockly.Msg["PROCEDURES_ALLOW_STATEMENTS"] = "allow statements";
+Blockly.Msg["PROCEDURES_BEFORE_PARAMS"] = "with:";
+Blockly.Msg["PROCEDURES_CALLNORETURN_HELPURL"] = "https://en.wikipedia.org/wiki/Subroutine";
+Blockly.Msg["PROCEDURES_CALLNORETURN_TOOLTIP"] = "Run the user-defined function '%1'.";
+Blockly.Msg["PROCEDURES_CALLRETURN_HELPURL"] = "https://en.wikipedia.org/wiki/Subroutine";
+Blockly.Msg["PROCEDURES_CALLRETURN_TOOLTIP"] = "Run the user-defined function '%1' and use its output.";
+Blockly.Msg["PROCEDURES_CALL_BEFORE_PARAMS"] = "with:";
+Blockly.Msg["PROCEDURES_CREATE_DO"] = "Create '%1'";
+Blockly.Msg["PROCEDURES_DEFNORETURN_COMMENT"] = "Describe this function...";
+Blockly.Msg["PROCEDURES_DEFNORETURN_DO"] = "";
+Blockly.Msg["PROCEDURES_DEFNORETURN_HELPURL"] = "https://en.wikipedia.org/wiki/Subroutine";
+Blockly.Msg["PROCEDURES_DEFNORETURN_PROCEDURE"] = "do something";
+Blockly.Msg["PROCEDURES_DEFNORETURN_TITLE"] = "to";
+Blockly.Msg["PROCEDURES_DEFNORETURN_TOOLTIP"] = "Creates a function with no output.";
+Blockly.Msg["PROCEDURES_DEFRETURN_HELPURL"] = "https://en.wikipedia.org/wiki/Subroutine";
+Blockly.Msg["PROCEDURES_DEFRETURN_RETURN"] = "return";
+Blockly.Msg["PROCEDURES_DEFRETURN_TOOLTIP"] = "Creates a function with an output.";
+Blockly.Msg["PROCEDURES_DEF_DUPLICATE_WARNING"] = "Warning: This function has duplicate parameters.";
+Blockly.Msg["PROCEDURES_HIGHLIGHT_DEF"] = "Highlight function definition";
+Blockly.Msg["PROCEDURES_IFRETURN_HELPURL"] = "http://c2.com/cgi/wiki?GuardClause";
+Blockly.Msg["PROCEDURES_IFRETURN_TOOLTIP"] = "If a value is true, then return a second value.";
+Blockly.Msg["PROCEDURES_IFRETURN_WARNING"] = "Warning: This block may be used only within a function definition.";
+Blockly.Msg["PROCEDURES_MUTATORARG_TITLE"] = "input name:";
+Blockly.Msg["PROCEDURES_MUTATORARG_TOOLTIP"] = "Add an input to the function.";
+Blockly.Msg["PROCEDURES_MUTATORCONTAINER_TITLE"] = "inputs";
+Blockly.Msg["PROCEDURES_MUTATORCONTAINER_TOOLTIP"] = "Add, remove, or reorder inputs to this function.";
+Blockly.Msg["REDO"] = "Redo";
+Blockly.Msg["REMOVE_COMMENT"] = "Remove Comment";
+Blockly.Msg["RENAME_VARIABLE"] = "Rename variable...";
+Blockly.Msg["RENAME_VARIABLE_TITLE"] = "Rename all '%1' variables to:";
+Blockly.Msg["TEXT_APPEND_HELPURL"] = "https://github.com/google/blockly/wiki/Text#text-modification";
+Blockly.Msg["TEXT_APPEND_TITLE"] = "to %1 append text %2";
+Blockly.Msg["TEXT_APPEND_TOOLTIP"] = "Append some text to variable '%1'.";
+Blockly.Msg["TEXT_CHANGECASE_HELPURL"] = "https://github.com/google/blockly/wiki/Text#adjusting-text-case";
+Blockly.Msg["TEXT_CHANGECASE_OPERATOR_LOWERCASE"] = "to lower case";
+Blockly.Msg["TEXT_CHANGECASE_OPERATOR_TITLECASE"] = "to Title Case";
+Blockly.Msg["TEXT_CHANGECASE_OPERATOR_UPPERCASE"] = "to UPPER CASE";
+Blockly.Msg["TEXT_CHANGECASE_TOOLTIP"] = "Return a copy of the text in a different case.";
+Blockly.Msg["TEXT_CHARAT_FIRST"] = "get first letter";
+Blockly.Msg["TEXT_CHARAT_FROM_END"] = "get letter # from end";
+Blockly.Msg["TEXT_CHARAT_FROM_START"] = "get letter #";
+Blockly.Msg["TEXT_CHARAT_HELPURL"] = "https://github.com/google/blockly/wiki/Text#extracting-text";
+Blockly.Msg["TEXT_CHARAT_LAST"] = "get last letter";
+Blockly.Msg["TEXT_CHARAT_RANDOM"] = "get random letter";
+Blockly.Msg["TEXT_CHARAT_TAIL"] = "";
+Blockly.Msg["TEXT_CHARAT_TITLE"] = "in text %1 %2";
+Blockly.Msg["TEXT_CHARAT_TOOLTIP"] = "Returns the letter at the specified position.";
+Blockly.Msg["TEXT_COUNT_HELPURL"] = "https://github.com/google/blockly/wiki/Text#counting-substrings";
+Blockly.Msg["TEXT_COUNT_MESSAGE0"] = "count %1 in %2";
+Blockly.Msg["TEXT_COUNT_TOOLTIP"] = "Count how many times some text occurs within some other text.";
+Blockly.Msg["TEXT_CREATE_JOIN_ITEM_TOOLTIP"] = "Add an item to the text.";
+Blockly.Msg["TEXT_CREATE_JOIN_TITLE_JOIN"] = "join";
+Blockly.Msg["TEXT_CREATE_JOIN_TOOLTIP"] = "Add, remove, or reorder sections to reconfigure this text block.";
+Blockly.Msg["TEXT_GET_SUBSTRING_END_FROM_END"] = "to letter # from end";
+Blockly.Msg["TEXT_GET_SUBSTRING_END_FROM_START"] = "to letter #";
+Blockly.Msg["TEXT_GET_SUBSTRING_END_LAST"] = "to last letter";
+Blockly.Msg["TEXT_GET_SUBSTRING_HELPURL"] = "https://github.com/google/blockly/wiki/Text#extracting-a-region-of-text";
+Blockly.Msg["TEXT_GET_SUBSTRING_INPUT_IN_TEXT"] = "in text";
+Blockly.Msg["TEXT_GET_SUBSTRING_START_FIRST"] = "get substring from first letter";
+Blockly.Msg["TEXT_GET_SUBSTRING_START_FROM_END"] = "get substring from letter # from end";
+Blockly.Msg["TEXT_GET_SUBSTRING_START_FROM_START"] = "get substring from letter #";
+Blockly.Msg["TEXT_GET_SUBSTRING_TAIL"] = "";
+Blockly.Msg["TEXT_GET_SUBSTRING_TOOLTIP"] = "Returns a specified portion of the text.";
+Blockly.Msg["TEXT_INDEXOF_HELPURL"] = "https://github.com/google/blockly/wiki/Text#finding-text";
+Blockly.Msg["TEXT_INDEXOF_OPERATOR_FIRST"] = "find first occurrence of text";
+Blockly.Msg["TEXT_INDEXOF_OPERATOR_LAST"] = "find last occurrence of text";
+Blockly.Msg["TEXT_INDEXOF_TITLE"] = "in text %1 %2 %3";
+Blockly.Msg["TEXT_INDEXOF_TOOLTIP"] = "Returns the index of the first/last occurrence of the first text in the second text. Returns %1 if text is not found.";
+Blockly.Msg["TEXT_ISEMPTY_HELPURL"] = "https://github.com/google/blockly/wiki/Text#checking-for-empty-text";
+Blockly.Msg["TEXT_ISEMPTY_TITLE"] = "%1 is empty";
+Blockly.Msg["TEXT_ISEMPTY_TOOLTIP"] = "Returns true if the provided text is empty.";
+Blockly.Msg["TEXT_JOIN_HELPURL"] = "https://github.com/google/blockly/wiki/Text#text-creation";
+Blockly.Msg["TEXT_JOIN_TITLE_CREATEWITH"] = "create text with";
+Blockly.Msg["TEXT_JOIN_TOOLTIP"] = "Create a piece of text by joining together any number of items.";
+Blockly.Msg["TEXT_LENGTH_HELPURL"] = "https://github.com/google/blockly/wiki/Text#text-modification";
+Blockly.Msg["TEXT_LENGTH_TITLE"] = "length of %1";
+Blockly.Msg["TEXT_LENGTH_TOOLTIP"] = "Returns the number of letters (including spaces) in the provided text.";
+Blockly.Msg["TEXT_PRINT_HELPURL"] = "https://github.com/google/blockly/wiki/Text#printing-text";
+Blockly.Msg["TEXT_PRINT_TITLE"] = "print %1";
+Blockly.Msg["TEXT_PRINT_TOOLTIP"] = "Print the specified text, number or other value.";
+Blockly.Msg["TEXT_PROMPT_HELPURL"] = "https://github.com/google/blockly/wiki/Text#getting-input-from-the-user";
+Blockly.Msg["TEXT_PROMPT_TOOLTIP_NUMBER"] = "Prompt for user for a number.";
+Blockly.Msg["TEXT_PROMPT_TOOLTIP_TEXT"] = "Prompt for user for some text.";
+Blockly.Msg["TEXT_PROMPT_TYPE_NUMBER"] = "prompt for number with message";
+Blockly.Msg["TEXT_PROMPT_TYPE_TEXT"] = "prompt for text with message";
+Blockly.Msg["TEXT_REPLACE_HELPURL"] = "https://github.com/google/blockly/wiki/Text#replacing-substrings";
+Blockly.Msg["TEXT_REPLACE_MESSAGE0"] = "replace %1 with %2 in %3";
+Blockly.Msg["TEXT_REPLACE_TOOLTIP"] = "Replace all occurances of some text within some other text.";
+Blockly.Msg["TEXT_REVERSE_HELPURL"] = "https://github.com/google/blockly/wiki/Text#reversing-text";
+Blockly.Msg["TEXT_REVERSE_MESSAGE0"] = "reverse %1";
+Blockly.Msg["TEXT_REVERSE_TOOLTIP"] = "Reverses the order of the characters in the text.";
+Blockly.Msg["TEXT_TEXT_HELPURL"] = "https://en.wikipedia.org/wiki/String_(computer_science)";
+Blockly.Msg["TEXT_TEXT_TOOLTIP"] = "A letter, word, or line of text.";
+Blockly.Msg["TEXT_TRIM_HELPURL"] = "https://github.com/google/blockly/wiki/Text#trimming-removing-spaces";
+Blockly.Msg["TEXT_TRIM_OPERATOR_BOTH"] = "trim spaces from both sides of";
+Blockly.Msg["TEXT_TRIM_OPERATOR_LEFT"] = "trim spaces from left side of";
+Blockly.Msg["TEXT_TRIM_OPERATOR_RIGHT"] = "trim spaces from right side of";
+Blockly.Msg["TEXT_TRIM_TOOLTIP"] = "Return a copy of the text with spaces removed from one or both ends.";
+Blockly.Msg["TODAY"] = "Today";
+Blockly.Msg["UNDO"] = "Undo";
+Blockly.Msg["VARIABLES_DEFAULT_NAME"] = "item";
+Blockly.Msg["VARIABLES_GET_CREATE_SET"] = "Create 'set %1'";
+Blockly.Msg["VARIABLES_GET_HELPURL"] = "https://github.com/google/blockly/wiki/Variables#get";
+Blockly.Msg["VARIABLES_GET_TOOLTIP"] = "Returns the value of this variable.";
+Blockly.Msg["VARIABLES_SET"] = "set %1 to %2";
+Blockly.Msg["VARIABLES_SET_CREATE_GET"] = "Create 'get %1'";
+Blockly.Msg["VARIABLES_SET_HELPURL"] = "https://github.com/google/blockly/wiki/Variables#set";
+Blockly.Msg["VARIABLES_SET_TOOLTIP"] = "Sets this variable to be equal to the input.";
+Blockly.Msg["VARIABLE_ALREADY_EXISTS"] = "A variable named '%1' already exists.";
+Blockly.Msg["VARIABLE_ALREADY_EXISTS_FOR_ANOTHER_TYPE"] = "A variable named '%1' already exists for another type: '%2'.";
+Blockly.Msg["WORKSPACE_COMMENT_DEFAULT_TEXT"] = "Say something...";
+Blockly.Msg["PROCEDURES_DEFRETURN_TITLE"] = Blockly.Msg["PROCEDURES_DEFNORETURN_TITLE"];
+Blockly.Msg["CONTROLS_IF_IF_TITLE_IF"] = Blockly.Msg["CONTROLS_IF_MSG_IF"];
+Blockly.Msg["CONTROLS_WHILEUNTIL_INPUT_DO"] = Blockly.Msg["CONTROLS_REPEAT_INPUT_DO"];
+Blockly.Msg["CONTROLS_IF_MSG_THEN"] = Blockly.Msg["CONTROLS_REPEAT_INPUT_DO"];
+Blockly.Msg["CONTROLS_IF_ELSE_TITLE_ELSE"] = Blockly.Msg["CONTROLS_IF_MSG_ELSE"];
+Blockly.Msg["PROCEDURES_DEFRETURN_PROCEDURE"] = Blockly.Msg["PROCEDURES_DEFNORETURN_PROCEDURE"];
+Blockly.Msg["LISTS_GET_SUBLIST_INPUT_IN_LIST"] = Blockly.Msg["LISTS_INLIST"];
+Blockly.Msg["LISTS_GET_INDEX_INPUT_IN_LIST"] = Blockly.Msg["LISTS_INLIST"];
+Blockly.Msg["MATH_CHANGE_TITLE_ITEM"] = Blockly.Msg["VARIABLES_DEFAULT_NAME"];
+Blockly.Msg["PROCEDURES_DEFRETURN_DO"] = Blockly.Msg["PROCEDURES_DEFNORETURN_DO"];
+Blockly.Msg["CONTROLS_IF_ELSEIF_TITLE_ELSEIF"] = Blockly.Msg["CONTROLS_IF_MSG_ELSEIF"];
+Blockly.Msg["LISTS_GET_INDEX_HELPURL"] = Blockly.Msg["LISTS_INDEX_OF_HELPURL"];
+Blockly.Msg["CONTROLS_FOREACH_INPUT_DO"] = Blockly.Msg["CONTROLS_REPEAT_INPUT_DO"];
+Blockly.Msg["LISTS_SET_INDEX_INPUT_IN_LIST"] = Blockly.Msg["LISTS_INLIST"];
+Blockly.Msg["CONTROLS_FOR_INPUT_DO"] = Blockly.Msg["CONTROLS_REPEAT_INPUT_DO"];
+Blockly.Msg["LISTS_CREATE_WITH_ITEM_TITLE"] = Blockly.Msg["VARIABLES_DEFAULT_NAME"];
+Blockly.Msg["TEXT_APPEND_VARIABLE"] = Blockly.Msg["VARIABLES_DEFAULT_NAME"];
+Blockly.Msg["TEXT_CREATE_JOIN_ITEM_TITLE_ITEM"] = Blockly.Msg["VARIABLES_DEFAULT_NAME"];
+Blockly.Msg["LISTS_INDEX_OF_INPUT_IN_LIST"] = Blockly.Msg["LISTS_INLIST"];
+Blockly.Msg["PROCEDURES_DEFRETURN_COMMENT"] = Blockly.Msg["PROCEDURES_DEFNORETURN_COMMENT"];
 
-/** @export */ Blockly.Msg.MATH_HUE = "230";
-/** @export */ Blockly.Msg.LOOPS_HUE = "120";
-/** @export */ Blockly.Msg.LISTS_HUE = "260";
-/** @export */ Blockly.Msg.LOGIC_HUE = "210";
-/** @export */ Blockly.Msg.VARIABLES_HUE = "330";
-/** @export */ Blockly.Msg.TEXTS_HUE = "160";
-/** @export */ Blockly.Msg.PROCEDURES_HUE = "290";
-/** @export */ Blockly.Msg.COLOUR_HUE = "20";
\ No newline at end of file
+Blockly.Msg["MATH_HUE"] = "230";
+Blockly.Msg["LOOPS_HUE"] = "120";
+Blockly.Msg["LISTS_HUE"] = "260";
+Blockly.Msg["LOGIC_HUE"] = "210";
+Blockly.Msg["VARIABLES_HUE"] = "330";
+Blockly.Msg["TEXTS_HUE"] = "160";
+Blockly.Msg["PROCEDURES_HUE"] = "290";
+Blockly.Msg["COLOUR_HUE"] = "20";
+Blockly.Msg["VARIABLES_DYNAMIC_HUE"] = "310";
\ No newline at end of file
diff --git a/assets/blockly/python_compressed.js b/assets/blockly/python_compressed.js
index bec364a..cde3f10 100755
--- a/assets/blockly/python_compressed.js
+++ b/assets/blockly/python_compressed.js
@@ -6,7 +6,8 @@ Blockly.Python=new Blockly.Generator("Python");Blockly.Python.addReservedWords("
 Blockly.Python.ORDER_ATOMIC=0;Blockly.Python.ORDER_COLLECTION=1;Blockly.Python.ORDER_STRING_CONVERSION=1;Blockly.Python.ORDER_MEMBER=2.1;Blockly.Python.ORDER_FUNCTION_CALL=2.2;Blockly.Python.ORDER_EXPONENTIATION=3;Blockly.Python.ORDER_UNARY_SIGN=4;Blockly.Python.ORDER_BITWISE_NOT=4;Blockly.Python.ORDER_MULTIPLICATIVE=5;Blockly.Python.ORDER_ADDITIVE=6;Blockly.Python.ORDER_BITWISE_SHIFT=7;Blockly.Python.ORDER_BITWISE_AND=8;Blockly.Python.ORDER_BITWISE_XOR=9;Blockly.Python.ORDER_BITWISE_OR=10;
 Blockly.Python.ORDER_RELATIONAL=11;Blockly.Python.ORDER_LOGICAL_NOT=12;Blockly.Python.ORDER_LOGICAL_AND=13;Blockly.Python.ORDER_LOGICAL_OR=14;Blockly.Python.ORDER_CONDITIONAL=15;Blockly.Python.ORDER_LAMBDA=16;Blockly.Python.ORDER_NONE=99;
 Blockly.Python.ORDER_OVERRIDES=[[Blockly.Python.ORDER_FUNCTION_CALL,Blockly.Python.ORDER_MEMBER],[Blockly.Python.ORDER_FUNCTION_CALL,Blockly.Python.ORDER_FUNCTION_CALL],[Blockly.Python.ORDER_MEMBER,Blockly.Python.ORDER_MEMBER],[Blockly.Python.ORDER_MEMBER,Blockly.Python.ORDER_FUNCTION_CALL],[Blockly.Python.ORDER_LOGICAL_NOT,Blockly.Python.ORDER_LOGICAL_NOT],[Blockly.Python.ORDER_LOGICAL_AND,Blockly.Python.ORDER_LOGICAL_AND],[Blockly.Python.ORDER_LOGICAL_OR,Blockly.Python.ORDER_LOGICAL_OR]];
-Blockly.Python.init=function(a){Blockly.Python.PASS=this.INDENT+"pass\n";Blockly.Python.definitions_=Object.create(null);Blockly.Python.functionNames_=Object.create(null);Blockly.Python.variableDB_?Blockly.Python.variableDB_.reset():Blockly.Python.variableDB_=new Blockly.Names(Blockly.Python.RESERVED_WORDS_);var b=[];a=a.getAllVariables();for(var c=0;c<a.length;c++)b[c]=Blockly.Python.variableDB_.getName(a[c].name,Blockly.Variables.NAME_TYPE)+" = None";Blockly.Python.definitions_.variables=b.join("\n")};
+Blockly.Python.init=function(a){Blockly.Python.PASS=this.INDENT+"pass\n";Blockly.Python.definitions_=Object.create(null);Blockly.Python.functionNames_=Object.create(null);Blockly.Python.variableDB_?Blockly.Python.variableDB_.reset():Blockly.Python.variableDB_=new Blockly.Names(Blockly.Python.RESERVED_WORDS_);Blockly.Python.variableDB_.setVariableMap(a.getVariableMap());for(var b=[],c=Blockly.Variables.allDeveloperVariables(a),d=0;d<c.length;d++)b.push(Blockly.Python.variableDB_.getName(c[d],Blockly.Names.DEVELOPER_VARIABLE_TYPE)+
+" = None");a=Blockly.Variables.allUsedVarModels(a);for(d=0;d<a.length;d++)b.push(Blockly.Python.variableDB_.getName(a[d].getId(),Blockly.Variables.NAME_TYPE)+" = None");Blockly.Python.definitions_.variables=b.join("\n")};
 Blockly.Python.finish=function(a){var b=[],c=[],d;for(d in Blockly.Python.definitions_){var e=Blockly.Python.definitions_[d];e.match(/^(from\s+\S+\s+)?import\s+\S+/)?b.push(e):c.push(e)}delete Blockly.Python.definitions_;delete Blockly.Python.functionNames_;Blockly.Python.variableDB_.reset();return(b.join("\n")+"\n\n"+c.join("\n\n")).replace(/\n\n+/g,"\n\n").replace(/\n*$/,"\n\n\n")+a};Blockly.Python.scrubNakedValue=function(a){return a+"\n"};
 Blockly.Python.quote_=function(a){a=a.replace(/\\/g,"\\\\").replace(/\n/g,"\\\n").replace(/%/g,"\\%");var b="'";-1!==a.indexOf("'")&&(-1===a.indexOf('"')?b='"':a=a.replace(/'/g,"\\'"));return b+a+b};
 Blockly.Python.scrub_=function(a,b){var c="";if(!a.outputConnection||!a.outputConnection.targetConnection){var d=a.getCommentText();(d=Blockly.utils.wrap(d,Blockly.Python.COMMENT_WRAP-3))&&(c=a.getProcedureDef?c+('"""'+d+'\n"""\n'):c+Blockly.Python.prefixLines(d+"\n","# "));for(var e=0;e<a.inputList.length;e++)a.inputList[e].type==Blockly.INPUT_VALUE&&(d=a.inputList[e].connection.targetBlock())&&(d=Blockly.Python.allNestedComments(d))&&(c+=Blockly.Python.prefixLines(d,"# "))}e=a.nextConnection&&a.nextConnection.targetBlock();
@@ -59,9 +60,10 @@ Blockly.Python.math_on_list=function(a){var b=a.getFieldValue("OP");a=Blockly.Py
 Blockly.Python.math_modulo=function(a){var b=Blockly.Python.valueToCode(a,"DIVIDEND",Blockly.Python.ORDER_MULTIPLICATIVE)||"0";a=Blockly.Python.valueToCode(a,"DIVISOR",Blockly.Python.ORDER_MULTIPLICATIVE)||"0";return[b+" % "+a,Blockly.Python.ORDER_MULTIPLICATIVE]};
 Blockly.Python.math_constrain=function(a){var b=Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"0",c=Blockly.Python.valueToCode(a,"LOW",Blockly.Python.ORDER_NONE)||"0";a=Blockly.Python.valueToCode(a,"HIGH",Blockly.Python.ORDER_NONE)||"float('inf')";return["min(max("+b+", "+c+"), "+a+")",Blockly.Python.ORDER_FUNCTION_CALL]};
 Blockly.Python.math_random_int=function(a){Blockly.Python.definitions_.import_random="import random";var b=Blockly.Python.valueToCode(a,"FROM",Blockly.Python.ORDER_NONE)||"0";a=Blockly.Python.valueToCode(a,"TO",Blockly.Python.ORDER_NONE)||"0";return["random.randint("+b+", "+a+")",Blockly.Python.ORDER_FUNCTION_CALL]};Blockly.Python.math_random_float=function(a){Blockly.Python.definitions_.import_random="import random";return["random.random()",Blockly.Python.ORDER_FUNCTION_CALL]};Blockly.Python.procedures={};
-Blockly.Python.procedures_defreturn=function(a){for(var b=[],c,d=a.workspace.getAllVariables()||[],e=0;c=d[e];e++)c=c.name,-1==a.arguments_.indexOf(c)&&b.push(Blockly.Python.variableDB_.getName(c,Blockly.Variables.NAME_TYPE));b=b.length?Blockly.Python.INDENT+"global "+b.join(", ")+"\n":"";d=Blockly.Python.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE);c=Blockly.Python.statementToCode(a,"STACK");Blockly.Python.STATEMENT_PREFIX&&(e=a.id.replace(/\$/g,"$$$$"),c=Blockly.Python.prefixLines(Blockly.Python.STATEMENT_PREFIX.replace(/%1/g,
-"'"+e+"'"),Blockly.Python.INDENT)+c);Blockly.Python.INFINITE_LOOP_TRAP&&(c=Blockly.Python.INFINITE_LOOP_TRAP.replace(/%1/g,'"'+a.id+'"')+c);var f=Blockly.Python.valueToCode(a,"RETURN",Blockly.Python.ORDER_NONE)||"";f?f=Blockly.Python.INDENT+"return "+f+"\n":c||(c=Blockly.Python.PASS);var g=[];for(e=0;e<a.arguments_.length;e++)g[e]=Blockly.Python.variableDB_.getName(a.arguments_[e],Blockly.Variables.NAME_TYPE);b="def "+d+"("+g.join(", ")+"):\n"+b+c+f;b=Blockly.Python.scrub_(a,b);Blockly.Python.definitions_["%"+
-d]=b;return null};Blockly.Python.procedures_defnoreturn=Blockly.Python.procedures_defreturn;Blockly.Python.procedures_callreturn=function(a){for(var b=Blockly.Python.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE),c=[],d=0;d<a.arguments_.length;d++)c[d]=Blockly.Python.valueToCode(a,"ARG"+d,Blockly.Python.ORDER_NONE)||"None";return[b+"("+c.join(", ")+")",Blockly.Python.ORDER_FUNCTION_CALL]};
+Blockly.Python.procedures_defreturn=function(a){for(var b=[],c,d=a.workspace,e=Blockly.Variables.allUsedVarModels(d)||[],f=0;c=e[f];f++)c=c.name,-1==a.arguments_.indexOf(c)&&b.push(Blockly.Python.variableDB_.getName(c,Blockly.Variables.NAME_TYPE));d=Blockly.Variables.allDeveloperVariables(d);for(f=0;f<d.length;f++)b.push(Blockly.Python.variableDB_.getName(d[f],Blockly.Names.DEVELOPER_VARIABLE_TYPE));b=b.length?Blockly.Python.INDENT+"global "+b.join(", ")+"\n":"";d=Blockly.Python.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE);
+e=Blockly.Python.statementToCode(a,"STACK");Blockly.Python.STATEMENT_PREFIX&&(f=a.id.replace(/\$/g,"$$$$"),e=Blockly.Python.prefixLines(Blockly.Python.STATEMENT_PREFIX.replace(/%1/g,"'"+f+"'"),Blockly.Python.INDENT)+e);Blockly.Python.INFINITE_LOOP_TRAP&&(e=Blockly.Python.INFINITE_LOOP_TRAP.replace(/%1/g,'"'+a.id+'"')+e);(c=Blockly.Python.valueToCode(a,"RETURN",Blockly.Python.ORDER_NONE)||"")?c=Blockly.Python.INDENT+"return "+c+"\n":e||(e=Blockly.Python.PASS);var g=[];for(f=0;f<a.arguments_.length;f++)g[f]=
+Blockly.Python.variableDB_.getName(a.arguments_[f],Blockly.Variables.NAME_TYPE);b="def "+d+"("+g.join(", ")+"):\n"+b+e+c;b=Blockly.Python.scrub_(a,b);Blockly.Python.definitions_["%"+d]=b;return null};Blockly.Python.procedures_defnoreturn=Blockly.Python.procedures_defreturn;
+Blockly.Python.procedures_callreturn=function(a){for(var b=Blockly.Python.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE),c=[],d=0;d<a.arguments_.length;d++)c[d]=Blockly.Python.valueToCode(a,"ARG"+d,Blockly.Python.ORDER_NONE)||"None";return[b+"("+c.join(", ")+")",Blockly.Python.ORDER_FUNCTION_CALL]};
 Blockly.Python.procedures_callnoreturn=function(a){for(var b=Blockly.Python.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE),c=[],d=0;d<a.arguments_.length;d++)c[d]=Blockly.Python.valueToCode(a,"ARG"+d,Blockly.Python.ORDER_NONE)||"None";return b+"("+c.join(", ")+")\n"};
 Blockly.Python.procedures_ifreturn=function(a){var b="if "+(Blockly.Python.valueToCode(a,"CONDITION",Blockly.Python.ORDER_NONE)||"False")+":\n";a.hasReturnValue_?(a=Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"None",b+=Blockly.Python.INDENT+"return "+a+"\n"):b+=Blockly.Python.INDENT+"return\n";return b};Blockly.Python.texts={};Blockly.Python.text=function(a){return[Blockly.Python.quote_(a.getFieldValue("TEXT")),Blockly.Python.ORDER_ATOMIC]};
 Blockly.Python.text_join=function(a){switch(a.itemCount_){case 0:return["''",Blockly.Python.ORDER_ATOMIC];case 1:return["str("+(Blockly.Python.valueToCode(a,"ADD0",Blockly.Python.ORDER_NONE)||"''")+")",Blockly.Python.ORDER_FUNCTION_CALL];case 2:var b=Blockly.Python.valueToCode(a,"ADD0",Blockly.Python.ORDER_NONE)||"''";a=Blockly.Python.valueToCode(a,"ADD1",Blockly.Python.ORDER_NONE)||"''";return["str("+b+") + str("+a+")",Blockly.Python.ORDER_ADDITIVE];default:b=[];for(var c=0;c<a.itemCount_;c++)b[c]=
@@ -76,4 +78,5 @@ Blockly.Python.text_changeCase=function(a){var b={UPPERCASE:".upper()",LOWERCASE
 Blockly.Python.text_print=function(a){return"print("+(Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_NONE)||"''")+")\n"};
 Blockly.Python.text_prompt_ext=function(a){var b=Blockly.Python.provideFunction_("text_prompt",["def "+Blockly.Python.FUNCTION_NAME_PLACEHOLDER_+"(msg):","  try:","    return raw_input(msg)","  except NameError:","    return input(msg)"]),c=a.getField("TEXT")?Blockly.Python.quote_(a.getFieldValue("TEXT")):Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_NONE)||"''";b=b+"("+c+")";"NUMBER"==a.getFieldValue("TYPE")&&(b="float("+b+")");return[b,Blockly.Python.ORDER_FUNCTION_CALL]};
 Blockly.Python.text_prompt=Blockly.Python.text_prompt_ext;Blockly.Python.text_count=function(a){var b=Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_MEMBER)||"''";a=Blockly.Python.valueToCode(a,"SUB",Blockly.Python.ORDER_NONE)||"''";return[b+".count("+a+")",Blockly.Python.ORDER_MEMBER]};
-Blockly.Python.text_replace=function(a){var b=Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_MEMBER)||"''",c=Blockly.Python.valueToCode(a,"FROM",Blockly.Python.ORDER_NONE)||"''";a=Blockly.Python.valueToCode(a,"TO",Blockly.Python.ORDER_NONE)||"''";return[b+".replace("+c+", "+a+")",Blockly.Python.ORDER_MEMBER]};Blockly.Python.text_reverse=function(a){return[(Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_MEMBER)||"''")+"[::-1]",Blockly.Python.ORDER_MEMBER]};Blockly.Python.variables={};Blockly.Python.variables_get=function(a){return[Blockly.Python.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),Blockly.Python.ORDER_ATOMIC]};Blockly.Python.variables_set=function(a){var b=Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"0";return Blockly.Python.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE)+" = "+b+"\n"};
\ No newline at end of file
+Blockly.Python.text_replace=function(a){var b=Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_MEMBER)||"''",c=Blockly.Python.valueToCode(a,"FROM",Blockly.Python.ORDER_NONE)||"''";a=Blockly.Python.valueToCode(a,"TO",Blockly.Python.ORDER_NONE)||"''";return[b+".replace("+c+", "+a+")",Blockly.Python.ORDER_MEMBER]};Blockly.Python.text_reverse=function(a){return[(Blockly.Python.valueToCode(a,"TEXT",Blockly.Python.ORDER_MEMBER)||"''")+"[::-1]",Blockly.Python.ORDER_MEMBER]};Blockly.Python.variables={};Blockly.Python.variables_get=function(a){return[Blockly.Python.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),Blockly.Python.ORDER_ATOMIC]};Blockly.Python.variables_set=function(a){var b=Blockly.Python.valueToCode(a,"VALUE",Blockly.Python.ORDER_NONE)||"0";return Blockly.Python.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE)+" = "+b+"\n"};
+Blockly.Python.variablesDynamic={};Blockly.Python.variables_get_dynamic=Blockly.Python.variables_get;Blockly.Python.variables_set_dynamic=Blockly.Python.variables_set;
\ No newline at end of file
diff --git a/assets/js/blockly.js b/assets/js/blockly.js
index c93b548..6555736 100644
--- a/assets/js/blockly.js
+++ b/assets/js/blockly.js
@@ -183,10 +183,14 @@ window.addEventListener('load', function() {
     Blockly.svgResize(workspace);
 
     // Retrieve the blocks
-    var xml = Blockly.Xml.textToDom(getLocalStorageItem('sumorobot.blockly'));
-    // Resume the blocks
-    Blockly.Xml.domToWorkspace(xml, workspace);
-
+    var code = getLocalStorageItem('sumorobot.blockly');
+    // When there is code
+    if (code) {
+        // Convert it to XML
+        var xml = Blockly.Xml.textToDom(code);
+        // Resume the blocks from the XML
+        Blockly.Xml.domToWorkspace(xml, workspace);
+    }
     // On Blockly code change
     function onCodeChanged(event) {
         // When the if condition block was created
@@ -229,13 +233,13 @@ window.addEventListener('load', function() {
         }
     }
 
-    // Add a change listener to Blockly
+    // Add the change listener to Blockly
     workspace.addChangeListener(onCodeChanged);
 
     // Set a click listener on the document
     $(document).click(function(e) {
+        // Get the event target
         var target = e.target;
-
         // When control_if block is in use
         if (controlBlockId != '') {
             // When the user clicks anywhere outside the mutator and not on the mutator icon