Texts can't be edited by everyone.
Merge branch 'master' of https://github.com/claroline/CoreBundle into text-edition

Conflicts:
	Resources/views/Text/index.html.twig
Merge pull request #53 from ngodfraind/text-edition

Texts can't be edited by everyone.
Fixing impersonation alert.
Merge pull request #56 from claroline/fixing-impersonation-alert

Fixing impersonation alert.
Temporarily locked lessphp to a working version
Merge branch 'master' of https://github.com/claroline/CoreBundle
Temporarily locked lessphp to a working version (2)
Merge branch 'widget-title' of https://github.com/ngodfraind/CoreBundle into widget-title
Update