Merge pull request #450 from joewee/fix-rocketMQClient

[ISSUE #447]fix executeLocalTransaction in new api does not take effect

client/src/main/java/org/apache/rocketmq/client/impl/producer/DefaultMQProducerImpl.java

@@ -1153,7 +1153,7 @@ public class DefaultMQProducerImpl implements MQProducerInner {
                         localTransactionState = localTransactionExecuter.executeLocalTransactionBranch(msg, arg);
                     } else if (transactionListener != null) {
                         log.debug("Used new transaction API");
-                        transactionListener.executeLocalTransaction(msg, arg);
+                        localTransactionState = transactionListener.executeLocalTransaction(msg, arg);
                     }
                     if (null == localTransactionState) {
                         localTransactionState = LocalTransactionState.UNKNOW;