Added #toString().

git-svn-id: http://svn.igniterealtime.org/svn/repos/messenger/trunk@1314 b35dd754-fafc-0310-a699-88a17e54d16e

src/java/org/jivesoftware/messenger/ClientSession.java

@@ -381,4 +381,8 @@ public class ClientSession extends Session {
     public void packetReceived(Packet packet) {
         packet.setFrom(getAddress());
     }
+
+    public String toString() {
+        return super.toString() + " presence: " + presence;
+    }
 }