* Separate platform and presentation units in climate
* Fix unit tests
Maybe
* Fix unit tests some more
Maybe
* Rename _platform_unit_of_measurement to temperature_unit
* Fix tests for renamed attribute
* Update ecobee to use only range setpoints
* Update nest to only use range setpoints
* Update demo to use only range for ecobee test device
* Update test
* Fetch unit from ecobee
* generic_thermostat did not have state
* generic_thermostat test update