* Moved econet to water_heater
* Wink and Econet are now in water heater!
* Removed away mode from econet and added demo water heater
* Added demo tests
* Updated coveragerc
* Fix lint issues.
* updated requirements all
* Requirements all actually updated.
* Reset wink and econet and fixed service.
* Reset wink and econet to the correct dev state
* Reset requirements_all and .coveragerc and removed the new econet and wink water_heater files
* Removed @bind_hass service methods
* Actually reset the .coverage file
* Fixed the tests
* Addressed @MartinHjelmare's comments
* Removed unused import
* Switched to async_add_executor_job
* Fixed lint
* Removed is_on
* Added celsius demo water heater and tests.
* Removed metric import
Bas Nijholt
Paulus Schoutsen
William Scanlon