title: jms adapter launch two jms consumer
body: <p>I have a problem with int-jms:inbound-channel-adapter, when i start my application i see in activemq webadmin that i have two consumer for the queue.</p>
  
  <pre><code>&lt;int-jms:inbound-channel-adapter 
          id="jmsAdapter"
          acknowledge="transacted"
          destination-name="${destinationName}"
          connection-factory="cachedConnectionFactory"
          channel="inboundChannel"
          auto-startup="true" &gt;
      &lt;int:poller fixed-delay="100" &gt;&lt;/int:poller&gt;
  &lt;/int-jms:inbound-channel-adapter&gt;
  </code></pre>
  
  <p>Somme thing wrong in my conf?</p>