close claroline/Claroline#476 close claroline/Claroline#478
Merge branch 'master' of https://github.com/claroline/CoreBundle into email-bugs

Conflicts:
	Resources/translations/platform.en.yml
	Resources/translations/platform.fr.yml
fixed hierarchy tag bug
add method intl into claroutilies class
 fixed circular function call
delete translations
Merge branch 'email-bugs' of http://github.com/easy-es/CoreBundle into bug-fixes

Conflicts:
	Resources/views/Administration/Workspaces/management.html.twig
Merge pull request #567 from stefk/bug-fixes

Bug fixes