[BUGFIX]addPersonToGroup shouldn't be private.
Merge
Merge
Merge remote-tracking branch 'origin/develop'
update symfony version
Merge branch 'master' of github.com:Tactics/UserBundle
fix group actions when editing, once in edit we never had a current group
fix adding persons to groups
Merge branch 'hotfix/personGroup' into develop

Conflicts:
	Controller/GroupController.php
	Resources/views/Group/edit.html.twig