Comment cleanup

src/engine/net/MessageDispatcher.java

@@ -89,8 +89,8 @@ public class MessageDispatcher implements Runnable {
 
     public static void send(Dispatch messageDispatch, DispatchChannel dispatchChannel) {
 
-        // A Dispatch should be borrowed from the local cache.
+        // Use Dispatch.borrow() for a new dispatch.
-        // They will automatically be released back to the queue
+        // The Dispatch will be released by the system
         // once delivered.
 
         // Don't queue up empty dispatches!