Rename fletch -> dartino

pkg/dartino_compiler/lib/src/zone_helper.dart

 // 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.
 
 /// Helper functions for running code in a Zone.
-library fletchc.zone_helper;
+library dartino_compiler.zone_helper;
 
 import 'dart:async';
 
 import 'dart:isolate';
 
 Future runGuarded(
     Future f(),
     {void printLineOnStdout(line),
      void handleLateError(error, StackTrace stackTrace)}) {
 
@@ skipping 52 matching lines @@
 /// [Isolate.addOnExitListener].
 Future acknowledgeControlMessages(Isolate isolate, {Capability resume}) {
   ReceivePort ping = new ReceivePort();
   Isolate.current.ping(ping.sendPort);
   if (resume == null) {
     return ping.first;
   } else {
     return ping.first.then((_) => isolate.resume(resume));
   }
 }