Roll Observatory packages and add a roll script

packages/quiver/test/pattern/all_tests.dart

Index: packages/quiver/test/pattern/all_tests.dart
diff --git a/quiver/lib/testing/time.dart b/packages/quiver/test/pattern/all_tests.dart
similarity index 80%
copy from quiver/lib/testing/time.dart
copy to packages/quiver/test/pattern/all_tests.dart
index a06f656e6797482e707acfdb7be3142f0cfa9ab1..9e67c6472df9379ec31f445bf90d5bfdc3588e03 100644
--- a/quiver/lib/testing/time.dart
+++ b/packages/quiver/test/pattern/all_tests.dart
@@ -12,9 +12,12 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-/**
- * Testing support for dart:core time functionality.
- */
-library quiver.testing.time;
+library quiver.pattern.all_tests;
 
-part 'src/time/time.dart';
+import 'glob_test.dart' as glob;
+import 'pattern_test.dart' as pattern;
+
+main() {
+  glob.main();
+  pattern.main();
+}