Fixing resource properties form.
Remove useless code.
Merge pull request #50 from ngodfraind/change-resource-properties

Fixing resource properties form.
add a confirmation before deleteting a resource
added translations
fixed translations
Merge pull request #51 from easy-es/resource-manager-delete

add a confirmation before deleteting a resource
Removed useless placeholder
Merge branch 'master' of https://github.com/claroline/CoreBundle
Merge pull request #52 from stefk/master

Removing placeholder
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.
Added sending message to a group
Merge branch 'master' of https://github.com/claroline/CoreBundle into issue-292-send-message-to-user