Fixed class cast exception.

git-svn-id: http://svn.igniterealtime.org/svn/repos/messenger/trunk@189 b35dd754-fafc-0310-a699-88a17e54d16e

src/java/org/jivesoftware/messenger/handler/PresenceSubscribeHandler.java

@@ -89,7 +89,8 @@ public class PresenceSubscribeHandler extends BasicModule implements ChannelHand
                 manageSub(senderJID, false, type, roster);
             }
             if (chatbotManager.isChatbot(recipientJID)) {
-                routingTable.getRoute(recipientJID).process((IQ)presence.createDeepCopy());
+                RoutableChannelHandler route = routingTable.getRoute(recipientJID);
+                route.process((XMPPPacket)presence.createDeepCopy());
             }
             else {
                 try {