Update project authors statements to Dartino

tests/unsorted/map_iterate_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 'package:expect/expect.dart';
 
 main() {
   var m = { 'x': 42, 'y': 87 };
   int count = 0;
   for (var k in m.keys) {
     Expect.notEquals(null, k);
     count++;
   }
   Expect.equals(2, count);
 }