Will re-enable anything queueing after 0.9.x merge

Revert "Any object (not just Notice's) can be queued"

This reverts commit 77ea02cac3.

lib/jabberqueuehandler.php

@@ -34,14 +34,14 @@ class JabberQueueHandler extends QueueHandler
         return 'jabber';
     }
 
-    function handle($notice)
+    function handle_notice($notice)
     {
         require_once(INSTALLDIR.'/lib/jabber.php');
         try {
             return jabber_broadcast_notice($notice);
         } catch (XMPPHP_Exception $e) {
             $this->log(LOG_ERR, "Got an XMPPHP_Exception: " . $e->getMessage());
-            return false;
+            exit(1);
         }
     }
 }