Update charted to 0.4.8 and roll

packages/intl/lib/intl_browser.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 in the web browser. You should import only one of this or
- * intl_standalone.dart. Right now the only thing provided here is the
- * ability to find the default locale from the browser.
- */
+/// This provides facilities for Internationalization that are only available
+/// when running in the web browser. You should import only one of this or
+/// intl_standalone.dart. Right now the only thing provided here is the
+/// ability to find the default locale from the browser.
 
 library intl_browser;
 
 import "dart:async";
 import "dart:html";
 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 as window.navigator.language, and
- * set it as the default for internationalization operations in the
- * [Intl.systemLocale] variable.
- */
+/// Find the system locale, accessed as window.navigator.language, and
+/// set it as the default for internationalization operations in the
+/// [Intl.systemLocale] variable.
 Future<String> findSystemLocale() {
   Intl.systemLocale = Intl.canonicalizedLocale(window.navigator.language);
   return new Future.value(Intl.systemLocale);
 }