Merge pull request #1 from rcavalcanti/master

DeadboltActionBuilders with implict DeadboltHandler
Fix issue that generates exception with Pattern when getSubject returns None
Fix issue that generates exception with viewPattern when getSubject returns None
Merge pull request #3 from montesq/master

 Fix issue that generates exception with Pattern when getSubject returns None
updates for play 2.2.0
corrected play dependency