Merge branch 'master' of https://github.com/claroline/CoreBundle into bugfix
Workspace roles can have special chars (prepared stmt).
the email is displayed properly in the user list of workspaces.
"show as" functionnality now display resource permissions properly in
resource_manager
Merge branch 'master' of https://github.com/claroline/CoreBundle into bugfixes
desktop agenda can be exported
Allows workspace manager to decline a register request and user to cancel it
Merge branch 'master' of https://github.com/claroline/CoreBundle into workspace-registration-decline
Adds user notification when declining registration request
Merge pull request #883 from kitan1982/workspace-registration-decline

Workspace registration decline
Events can be imported in the desktop agenda.
Merge branch 'master' of https://github.com/claroline/CoreBundle into bugfix
Fixes back button in admin roles list
Texts can be imported.
Fixing administration parameters form submission
Merge pull request #884 from ngodfraind/bugfixes

Bugfixes
Merge branch 'master' of https://github.com/claroline/CoreBundle into bugfix
Merge pull request #885 from kitan1982/bugfix

Fixes back button in admin roles list
Adds var isVisible in ResourceNode
Updates ResourceNode properties form