Update project authors statements to Dartino

samples/github/lib/src/github_mock_data.dart

-// Copyright (c) 2015, the Fletch project authors. Please see the AUTHORS file
+// Copyright (c) 2015, 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:typed_data';
 
 import 'github_mock.dart' show DataStorage;
 import 'github_mock.data' as data;
 
 class ByteMapDataStorage extends DataStorage {
   ByteBuffer readResponseFile(String resource) {
     List<int> bytes = data.resources[encode(resource)];
     return (bytes != null) ? new Uint8List.fromList(bytes).buffer : null;
   }
 }