Update project authors statements to Dartino

tests/unsorted/call_call_test.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 'package:expect/expect.dart';
 
 class A {
   foo() { }
 
   call() {
   }
@@ skipping 12 matching lines @@
   Expect.equals(a.call, a.call.call.call.call);
 
   void foo() {
   }
 
   // Test for closures as well.
   Expect.equals(foo, foo.call);
   Expect.equals(foo.call, foo.call.call);
   Expect.equals(foo.call, foo.call.call.call.call);
 }