* Only fetch values of characteristics we are tracking.
* Use callbacks on subclasses to update individual values
* Update alarm_control_panel to use update callbacks
* Update climate to use update callbacks
* Update cover to use update callbacks
* Update light to use update callbacks
* Update lock to use update callbacks
* Update switch to use update callbacks
* Remove compatibility code as all entities migrated
* pylint by name rather than code
* Define the characteristics to poll (or subscribe to) up front
* Configure characteristics immediately instead of during first poll
* Do as much cover configuration upfront as possible
* Remove test workaround as no longer needed
* Remove switch code that is already handled by HomeKitEntity
* Remove lock code already handled by HomeKitEntity
* Remove light code already handled by HomeKitEntity
* Remove alarm code already handled by HomeKitEntity
* Remove climate code already handled by HomeKitEntity