Prepare release of polymer, web_components, template_binding, and update samples.

R=jmesserly@google.com

Review URL: https://codereview.chromium.org//339203005

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart/pkg/web_components@37670 260f80e4-7a28-3924-810f-c04153c831b5
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..87f77b6
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,10 @@
+# changelog
+
+This file contains highlights of what changes on each version of this package.
+
+#### Pub version 0.3.5
+  * Added `registerDartType` to register a Dart API for a custom-element written
+    in Javascript.
+
+#### Pub version 0.3.4
+  * Updated to platform 0.2.4 (see lib/build.log for details)
diff --git a/pubspec.yaml b/pubspec.yaml
index 4fa635b..1cc75cd 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,5 +1,5 @@
 name: web_components
-version: 0.3.5-dev.4
+version: 0.3.5
 author: Polymer.dart Authors <web-ui-dev@dartlang.org>
 homepage: https://www.dartlang.org/polymer-dart/
 description: >