* Initial OpenTherm Gateway support.
* Fix coveragerc and requirements_all*.txt
Overall cleanup and polishing
* Make hound/flake/travis happy
* Basic improvements to comply with Home Assistant's style guidelines
Changed wording from "component" to more appropriate terms where necessary
Fixed small mistakes that snuck in during testing and/or due to my own ignorance ;)
* Fixed overwriting state property
* Fixed a bug with ROOM_SETPOINT_OVRD
Updated dependency pyotgw to latest version
* Remove unit_of_measurement from OpenThermGateway class
* Cleanup after previous commits
* Moved initialisation and configuration from async_setup_platform to async_added_to_hass
* Make travis happy
* Disable polling for this platform
Improve update flow
* Small improvements/optimisations
