* Migrate Guardian to use the DataUpdateCoordinator
* Finish work
* Cleanup
* Don't use UpdateFailed error
* Code cleanup
* Code cleanup
* Remove unnecessary change
* Code review
* Code review
* Use a subclass of DataUpdateCoordinator
* Make sure to pop client upon unload
* Adjust coverage
* Add support for Elexa Guardian water valve controllers
* Zeroconf + cleanup
* Sensors and services
* API registration
* Service bug fixes
* Fix bug in cleanup
* Tests and coverage
* Fix incorrect service description
* Bump aioguardian
* Bump aioguardian to 0.2.2
* Bump aioguardian to 0.2.3
* Proper entity inheritance
* Give device a proper name
* Code review
Aaron Bach