* Initial work to add Chrome Push Notification support
* Remove push.js from home-assistant since it is now in Polymer
* Chrome->HTML5, general cleanup/fixes
* Make html5 generic, move manifest.json into frontend so that we can dynamically add the gcm_sender_id
* Pylint, flake8, pydocstyle frontend init
* HTML5 push fixes
* Update polymer
* Remove crypto req
* Add notify default platform.
* Fix HTML5 push
* Registration fixes
* Linting fix
* pep257 fix
* Add tests
* pep257 fix
* Update frontend
dc68f61261