update locales


git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@21418 35612d4c-9d10-0410-837c-bf9dd1be60d7
add missing language


git-svn-id: https://forge.indepnet.net/svn/glpi/trunk@21419 35612d4c-9d10-0410-837c-bf9dd1be60d7