Update project authors statements to Dartino

tests/unsorted/messaging_drop_messages_test.dart

-// Copyright (c) 2014, the Fletch project authors. Please see the AUTHORS file
+// Copyright (c) 2014, the Dartino 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.md file.
 
 import 'dart:fletch';
 
 import 'package:expect/expect.dart';
 
 main(arguments) {
   var forceGC = (arguments.length == 1) ? arguments[0] : null;
   // Create a port but throw away the channel.
   var port = new Port(new Channel());
   if (forceGC != null) forceGC();
   // Send a number of messages to the port.
   for (int i = 0; i < 10; i++) port.send(i);
   // Create another port and send and receive a message.
   var channel = new Channel();
   port = new Port(channel);
   port.send(42);
   Expect.equals(42, channel.receive());
 }