Merge branch 'master' into feature/stabilization
COMMONS-301 : Update version of kernel | core | jcr | ws | gatein to be compliant with plf-4.x
Crowdin injections w50 (Update Arabic file 20131212)
Merge branch 'feature/stabilization'
Merge branch 'feature/stabilization'
Merge branch 'master' into feature/social-notifications