[0.85] Notification to group without supervisor see #4298


git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@21580 35612d4c-9d10-0410-837c-bf9dd1be60d7
[0.85] fix gettext


git-svn-id: https://forge.indepnet.net/svn/glpi/branches/0.85-work@21582 35612d4c-9d10-0410-837c-bf9dd1be60d7