* Improved offline install docs
* Migrated token mechanism backend to SQL
* Preliminary token mechanism frontend integration
* Add clock skew tolerance for OCSP
* Add 'ldap computer filter' support for Kerberized machine enroll
* Include OCSP and CRL URL-s in certificates, controlled by profile.conf
* Better certificate extension handling
* Place DH parameters file in /etc/ssl/dhparam.pem
* Always talk to CA over port 8443 for 'certidude enroll'
* Hardened frontend nginx config
* Separate log files for frontend nginx
* Better provisioning heuristics
* Add sample site.sh config for LEDE image builder
* Add more device profiles for LEDE image builder
* Various bugfixes and improvements
* Reverse RDN components for all certs
* Less side effects in unittests
* Split help dialog shell snippets into separate files
* Restore 'admin subnets' config option
* Embedded subnets, IKE and ESP proposals now configurable in builder.conf
* Use expr instead of bc for math operations in shell
* Better frontend support for Let's Encrypt certificates
