external link for user - see #2283

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@22634 35612d4c-9d10-0410-837c-bf9dd1be60d7
add tag for external link - see #2283

git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@22635 35612d4c-9d10-0410-837c-bf9dd1be60d7