added missing language string already present in default theme

cfoe

2012-05-22 0ae667e6cfdd1bcc85bacf85cd93a84f99fa88f8

 interface/web/domain/lib/lang/en_domain_list.lng

@@ -2,4 +2,5 @@
$wb['list_head_txt'] = 'Domains';
$wb['add_new_record_txt'] = 'Add new Domain';
$wb['domain_txt'] = 'Domain';
$wb['user_txt'] = 'Client';
?>