Added a Cloneable interface, fixed up a few bits.

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@4148 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/as/com/threerings/presents/client/Communicator.as

@@ -189,6 +189,7 @@ public class Communicator
      */
     protected function socketClosed (event :Event) :void
     {
+        Log.getLog(this).warning("socket was closed: " + event);
         _client.notifyObservers(ClientEvent.CLIENT_CONNECTION_FAILED);
         shutdown(null);
     }

src/as/com/threerings/presents/data/ConfirmMarshaller.as

@@ -8,13 +8,13 @@ public class ConfirmMarshaller extends ListenerMarshaller
     public static const REQUEST_PROCESSED :int = 1;
 
     // documetnation inherited from interfacc
-    public function requestProcessed ()
+    public function requestProcessed () :void
     {
         // TODO: server only?
     }
 
     // documetnation inherited
-    public function dispatchResponse (methodId :int, args :Array) :void
+    public override function dispatchResponse (methodId :int, args :Array) :void
     {
         switch (methodId) {
         case REQUEST_PROCESSED: