Extended the CSRF check.

interface/lib/classes/auth.inc.php

interface/lib/classes/tform.inc.php

interface/web/admin/language_add.php

interface/web/admin/language_complete.php

interface/web/admin/language_edit.php

interface/web/admin/language_import.php

interface/web/admin/remote_action_ispcupdate.php

interface/web/admin/remote_action_osupdate.php

interface/web/client/client_message.php

interface/web/themes/default/templates/form.tpl.htm

interface/web/tools/dns_import_tupa.php

interface/web/tools/import_ispconfig.php

interface/web/tools/import_plesk.php

interface/web/tools/resync.php

interface/web/vm/openvz_action.php