Fix in ispconfig url detection function when nginx returns '_' as $_SERVER[...

tbrehm

2013-04-17 e6a2917b9de293e735df5dbf0b10dce967185f45

 interface/lib/classes/plugin.inc.php

@@ -31,7 +31,7 @@
class plugin {
   
   private $subscribed_events = array();
   private $debug = true;
   private $debug = false;
   
   
   /*