OF-205: Prevent cyclical flushItems call across cluster members

git-svn-id: http://svn.igniterealtime.org/svn/repos/openfire/branches/pubsub_clustering@13261 b35dd754-fafc-0310-a699-88a17e54d16e

src/java/org/jivesoftware/openfire/pubsub/cluster/FlushTask.java

@@ -22,7 +22,7 @@ public class FlushTask implements ClusterTask
 	public void run()
 	{
 		log.debug("[TASK] Flush pubsub");
-		PubSubPersistenceManager.flushItems();
+        PubSubPersistenceManager.flushItems(false); // just this member
 	}
 
 	@Override