bug fix getUsersNotValid
update user not valid
Merge branch 'master' of https://github.com/gsaunier/open-miage-book-gui
+ Fix display error in case of removeCommunity/AddCommunity
Conflicts:
	src/OpenM-Book/gui/js/community/CommunityController.js
	src/OpenM-Book/gui/js/community/CommunityDAO.js
	src/OpenM-Book/gui/tpl/core.tpl
Merge branch 'master' of https://github.com/gsaunier/open-miage-book-gui

Conflicts:
	src/OpenM-Book/gui/js/community/CommunityDAO.js
	src/OpenM-Book/gui/js/community/CommunityGUI.js