CS + fix gettext

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@21864 35612d4c-9d10-0410-837c-bf9dd1be60d7
Entity - Tab Assistance - fixed # 4518

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@21865 35612d4c-9d10-0410-837c-bf9dd1be60d7