Adding transmations, fixing some post request & fixing message max "to"
size
Merge pull request #869 from claroline/bugfixes

Adding transmations, fixing some post request & fixing message max "to"
Adds Updater to create personal role for each user
Merge branch 'master' of https://github.com/claroline/CoreBundle into role-by-user
Migrations.
Removing useless migrations.
Merge pull request #870 from claroline/bugfixes

Bugfixes
Merge branch 'master' of https://github.com/claroline/CoreBundle into role-by-user
Updates user forms
Fixing creation right submissions.
Refactors user-type role creation via updater
Fixing ldap authentication on blank password.
Renames/deletes user-type role when associated user is renamed/deleted
Merge branch 'master' of https://github.com/claroline/CoreBundle into role-by-user
Fixing rights.
Merge pull request #873 from ngodfraind/master

bugfixes
give access to new ResourceNode parent in CopyResourceEvent
Commenting broken code.
Fixing file player event name.
Fixing email wrongly displayed in public profile.