Big merge from experimental to bleeding edge.

pkg/intl/lib/intl_standalone.dart

Index: pkg/intl/lib/intl_standalone.dart
diff --git a/pkg/intl/lib/intl_standalone.dart b/pkg/intl/lib/intl_standalone.dart
index d8ca238b8287e038911f68caaf1a5a4f4bf6e48b..cf2e4ef4f10c4e56652b8df4f7e545eb95552788 100644
--- a/pkg/intl/lib/intl_standalone.dart
+++ b/pkg/intl/lib/intl_standalone.dart
@@ -11,6 +11,7 @@
 
 library intl_standalone;
 
+import "dart:async";
 import "dart:io";
 import "intl.dart";
 
@@ -113,4 +114,4 @@ Future<String> _checkResult(ProcessResult result, RegExp regex) {
 Future<String> _setLocale(aLocale) {
   Intl.systemLocale = Intl.canonicalizedLocale(aLocale);
   return new Future.immediate(Intl.systemLocale);
-}
+}