Update project authors statements to Dartino

pkg/fletchc/lib/src/fletch_compiler_implementation.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.
 
 library fletchc.fletch_compiler_implementation;
 
 import 'dart:async' show
     EventSink;
 
 import 'package:compiler/compiler_new.dart' as api;
 
@@ skipping 265 matching lines @@
   }
 }
 
 SourceFile getSourceFile(api.CompilerInput provider, Uri uri) {
   if (provider is SourceFileProvider) {
     return provider.getSourceFile(uri);
   } else {
     return null;
   }
 }