-shutting down the listener thread properly {SMACK-120}

git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@3367 b35dd754-fafc-0310-a699-88a17e54d16e

source/org/jivesoftware/smack/PacketReader.java

@@ -187,6 +187,11 @@ class PacketReader {
             }
         }
         done = true;
+
+        // Make sure that the listenerThread is awake to shutdown properly
+        synchronized (listenerThread) {
+            listenerThread.notify();
+        }
     }
 
     /**