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

Till Brehm

2014-02-17 baa7f2736bc91ca3feaed685e8a67a46db4fbb98

 interface/web/client/lib/lang/cz_client_circle.lng

@@ -8,4 +8,3 @@
$wb['active_txt'] = 'Aktivní';
?>