Remove fling, deftserver (used only by fling), and commons-codec

client/fling/samples/lil_server.dart

-// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-#library('lil_server');
-
-#import('../fling.dart');
-
-void main() {
-  // Create a new server.
-  HttpServer server = new HttpServer();
-  server.handle("/good", (HttpRequest req, HttpResponse res) {
-    res.setHeader("Content-Type", "text/plain");
-    res.write("path: ".concat(req.requestedPath).concat(", prefix: ").concat(req.prefix));
-    res.finish();
-  });
-  server.handle("/bad", (HttpRequest req, HttpResponse res) {
-    res.setStatusCode(500);
-    res.finish();
-  });
-  server.handle("/app/", ClientApp.create("static"));
-  server.listen(9090);
-
-  print("Started server at http://localhost:9090/");
-
-  // Runs the message loop.
-  Fling.goForth();
-}