Fix bug of not setting the changeStateTime when transitioning to RUNNING

state.

src/main/java/altk/comm/engine/Broadcast.java

@@ -975,6 +975,7 @@ public abstract class Broadcast
 	 */
 	public void doBroadcast() throws BroadcastException
     {
+		changeStateTime = System.currentTimeMillis();
         setState(BroadcastState.RUNNING);
 
         // Start the dispatcher threads