* Avoid None comparison for zwave cover.
* Just rely on unit from config for unit_of_measurement
* Explicit return None
* Mqtt (#11)
* Explicit return None
* Missing service and wrong service name defined
* Mqtt state was inverted, and never triggering
* Bugfix: if some setpoints have different units, we should fetch the one that are active.
* Move order of population for first time detection
* Default to config if None unit_of_measurement
* Map Modes to setpoint indexes
* Fixes devices with no thermostat mode
* another try to fix devices without mode
* another try to fix devices without mode 2
* another try to fix devices without mode 3
* fix setting setpoint for devices with no mode
* fix setting setpoint for devices with no mode
