Compiles with play2.2.X
Merge pull request #17 from InTheNow/master

Compiles with play2.2.X
add cache as a dependency
cache dependency not provided
Merge branch 'master' of https://github.com/leleuj/play-pac4j

Conflicts:
	play-pac4j_java/pom.xml
	play-pac4j_scala/pom.xml
	play-pac4j_scala/src/main/scala/org/pac4j/play/scala/ScalaController.scala
	pom.xml