Major Description
when use "ant" to run the client, get error like
run:
[echo] Running exsample client
[java] Connecting to JMS server.
[java] Exception in thread "main" java.lang.NoClassDefFoundError: edu/emory/mathcs/backport/java/util/concurrent/FutureTask
[java] at JMSClient.main(JMSClient.java:50)
[java] Java Result: 1