port to Play 2.2-RC1
Bumped version to 2.2.0-RC1-v1.
Bumped version to 2.2.0-v1. (Also bumped testng from 6.4 => 6.8.5)
Refactor play-testng-helpers to have separate NGTests/@WithFakeApplication/@WithTestServer for java/scala using new play.{api.,}test.Helpers to maintain synchronisation across parallel tests
Bumped version to 2013.10.16-master-56bcfdd-v1.
Updated sample code to 2013.10.16-master-56bcfdd-v1.
Bumped version to 2013.10.16-master-56bcfdd-v1.
Updated sample code to 2013.10.16-master-56bcfdd-v1.
Additional refactoring of NGTests and added Javadoc
Removed LI-specific cruft from Build.scala; clarified Javadoc
Merge branch 'play_22-helpers_refactor' into play_22

Conflicts:
	project/Build.scala
	sample/project/plugins.sbt
Additional version fixes that were missed earlier
Bumped Play version (2.2.0 => 2.2.1)