Roll Observatory packages and add a roll script

packages/quiver/test/testing/async/all_tests.dart

Index: packages/quiver/test/testing/async/all_tests.dart
diff --git a/quiver/lib/time.dart b/packages/quiver/test/testing/async/all_tests.dart
similarity index 76%
copy from quiver/lib/time.dart
copy to packages/quiver/test/testing/async/all_tests.dart
index e71b2d3aa7efa644af5b79b814bab0189980000f..16f0ca97c3bea3b7794368b0a0c216d3f7f2a83a 100644
--- a/quiver/lib/time.dart
+++ b/packages/quiver/test/testing/async/all_tests.dart
@@ -1,4 +1,4 @@
-// Copyright 2013 Google Inc. All Rights Reserved.
+// Copyright 2014 Google Inc. All Rights Reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -12,7 +12,10 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-library quiver.time;
+library quiver.testing.async.all_tests;
 
-part 'src/time/clock.dart';
-part 'src/time/duration_unit_constants.dart';
+import 'fake_async_test.dart' as fake_async;
+
+main() {
+  fake_async.main();
+}