message: Prepare 1.3.0 release
diff: @@ -5,9 +5,11 @@ All notable changes to this project will be documented in this file.
  The format is based on [Keep a Changelog](http://keepachangelog.com/)
  and this project adheres to [Semantic Versioning](http://semver.org/).
  -## Unreleased
  +<!--## Unreleased-->
  <!-- Add new, unreleased changes here. -->
  +## [1.3.0] - 2017-05-15
  +
  * A prefix can now be passed to `addPushManifest()`, which will be prepended to all push manifest resource paths.
  * A basePath can now be passed to the service worker generator, where it will be used as the sw-precache replacePrefix.
  * Upgrade to Polymer Analyzer that changes many errors to warnings for more robust builds.
  