Fixed vhostsubdomain not empty regex check to allow 1 char subdomains.

Till Brehm

2014-02-17 baa7f2736bc91ca3feaed685e8a67a46db4fbb98

 interface/web/admin/lib/lang/de_server_config_list.lng

@@ -1,5 +1,4 @@
<?php
$wb['list_head_txt'] = 'Serverkonfiguration';
$wb['server_name_txt'] = 'Server';
?>

?>