Big merge from experimental to bleeding edge.

pkg/intl/lib/intl_standalone.dart

 // Copyright (c) 2012, the Dart 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 file.
 
 /**
  * This provides facilities for Internationalization that are only available
  * when running standalone. You should import only one of this or
  * intl_browser.dart. Right now the only thing provided here is finding
  * the operating system locale.
  */
 
 library intl_standalone;
 
+import "dart:async";
 import "dart:io";
 import "intl.dart";
 
 // TODO(alanknight): The need to do this by forcing the user to specially
 // import a particular library is a horrible hack, only done because there
 // seems to be no graceful way to do this at all. Either mirror access on
 // dart2js or the ability to do spawnUri in the browser would be promising
 // as ways to get rid of this requirement.
 /**
  * Find the system locale, accessed via the appropriate system APIs, and
@@ skipping 82 matching lines @@
   _setLocale(locale);
   return new Future.immediate(locale);
 }
 
 /**
  * Set [Intl.systemLocale] to be the canonicalizedLocale of [aLocale].
  */
 Future<String> _setLocale(aLocale) {
   Intl.systemLocale = Intl.canonicalizedLocale(aLocale);
   return new Future.immediate(Intl.systemLocale);
-}
+}