Reorganize mdv and observe packages

pkg/mdv/test/element_bindings_test.dart

Index: pkg/mdv/test/element_bindings_test.dart
diff --git a/tests/html/element_bindings_test.dart b/pkg/mdv/test/element_bindings_test.dart
similarity index 98%
rename from tests/html/element_bindings_test.dart
rename to pkg/mdv/test/element_bindings_test.dart
index b960c9973adb6fdc0db35ff437bdabcd366692db..ddfa35ad2bf33e2765ee2f037832080b27a4b94b 100644
--- a/tests/html/element_bindings_test.dart
+++ b/pkg/mdv/test/element_bindings_test.dart
@@ -6,15 +6,17 @@ library node_bindings_test;
 
 import 'dart:async';
 import 'dart:html';
-import 'package:mdv_observe/mdv_observe.dart';
+import 'package:mdv/mdv.dart' as mdv;
+import 'package:observe/observe.dart';
 import 'package:unittest/html_config.dart';
 import 'package:unittest/unittest.dart';
-import 'mdv_observe_utils.dart';
+import 'observe_utils.dart';
 
 // Note: this file ported from
 // https://github.com/toolkitchen/mdv/blob/master/tests/element_bindings.js
 
 main() {
+  mdv.initialize();
   useHtmlConfiguration();
   group('Element Bindings', elementBindingTests);
 }