Correct call to handleAckNack on receiving a NACK.

Author: Steve Powell

src/com/rabbitmq/client/impl/ChannelN.java

@@ -354,7 +354,7 @@ private void releaseChannel() {
             } else if (method instanceof Basic.Nack) {
                 Basic.Nack nack = (Basic.Nack) method;
                 callConfirmListeners(command, nack);
-                handleAckNack(nack.getDeliveryTag(), nack.getMultiple(), false);
+                handleAckNack(nack.getDeliveryTag(), nack.getMultiple(), true);
                 return true;
             } else if (method instanceof Basic.RecoverOk) {
                 for (Map.Entry<String, Consumer> entry : _consumers.entrySet()) {