title: Receives always null message while trying to read a message from MQ
body: <p>I try to receive the message from the MQ.
  I can able to see the messages in the MQ Explorer.
  But i cant able to get the messages. It always return null.
  But i can able to drop message to the Queue.</p>
  
  <p>The code is here.</p>
  
  <pre><code> MQQueueConnectionFactory cf = new MQQueueConnectionFactory();
      cf.setHostName("localhost");
      cf.setPort(1415);
  
      cf.setIntProperty(WMQConstants.WMQ_CONNECTION_MODE, WMQConstants.WMQ_CM_CLIENT);
  
      cf.setQueueManager("TEST");
      cf.setChannel("TEST.CHANNEL");
  
  
      MQQueueConnection connection = (MQQueueConnection)cf.createQueueConnection("mqusr","q@789945");
  
      MQQueueSession session = (MQQueueSession) connection.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
      MQQueue replyQueue = (MQQueue) session.createQueue("queue:///TEST.REPLY.QUEUE");
      MQQueueReceiver receiver = (MQQueueReceiver) session.createReceiver(replyQueue);
  
      TextMessage receivedMessage = (TextMessage) receiver.receive(10000);
     String reponseMessage = receivedMessage != null ? receivedMessage.toString() : "";
  </code></pre>