* Add mobile_app notify platform
* Requested changes
* Fix incorrect param for status code
* Move push_registrations to notify platform file
* Trim down registration information sent in push
* quotes
* Use async version of load_platform
* Add warning for duplicate device names
* Switch to async_get_service
* add mobile_app.notify test
* Update tests/components/mobile_app/test_notify.py
* Update tests/components/mobile_app/test_notify.py
