Added standalone flag and special standalone logoff method to Client, options to BasicDirector to hold off on initializing directors not needed for standalone mode.

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@3393 542714f4-19e9-0310-aa3c-eee0fc999fb1

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

@@ -245,7 +245,7 @@ public class Communicator
             closeChannel();
 
             // let the client know when we finally go away
-            _client.communicatorDidExit();
+            _client.cleanup();
         }
 
         Log.debug("Reader thread exited.");
@@ -270,7 +270,7 @@ public class Communicator
 
         // let the client know when we finally go away
         if (_reader == null) {
-            _client.communicatorDidExit();
+            _client.cleanup();
         }
     }