run 'go get -u; make revendor'

Signed-off-by: Stephan Renatus <srenatus@chef.io>

vendor/github.com/jonboulle/clockwork/README.md

@@ -2,7 +2,7 @@ clockwork
 =========
 
 [![Build Status](https://travis-ci.org/jonboulle/clockwork.png?branch=master)](https://travis-ci.org/jonboulle/clockwork)
-[![godoc](https://godoc.org/github.com/jonboulle/clockwork?status.svg)](http://godoc.org/github.com/jonboulle/clockwork)
+[![godoc](https://godoc.org/github.com/jonboulle/clockwork?status.svg)](http://godoc.org/github.com/jonboulle/clockwork) 
 
 a simple fake clock for golang
 
@@ -35,12 +35,7 @@ func TestMyFunc(t *testing.T) {
 	c := clockwork.NewFakeClock()
 
 	// Start our sleepy function
-	var wg sync.WaitGroup
-	wg.Add(1)
-	go func() {
-		my_func(c)
-		wg.Done()
-	}()
+	my_func(c)
 
 	// Ensure we wait until my_func is sleeping
 	c.BlockUntil(1)
@@ -48,10 +43,7 @@ func TestMyFunc(t *testing.T) {
 	assert_state()
 
 	// Advance the FakeClock forward in time
-	c.Advance(3 * time.Second)
-
-	// Wait until the function completes
-	wg.Wait()
+	c.Advance(3)
 
 	assert_state()
 }