Remove sensor-keys from output when cooling is present

Merge pull request #227 from plugwise/0_25_1

Remove sensor-keys from output for systems with cooling

Improve compatibility with HA Core climate platform

Details:

• Change mode cool to heat_cool and provide only two modes: auto and heat, or auto and heat_cool
• Add setpoint_high/setpoint_low to output

Bugfix: implement fix for home-assistant/core#79708

Follow the change in plugwise v0.21.4

Bugfix for https://github.com/home-assistant/core/issues/79708

v0.21.4

Update Changelog

Improve support for Anna-Loria combination

All changes:

• Improve support for Anna-Loria combination
  • Add cooling_enabled switch
  • Add dhw_mode/dhw_modes (for selector in HA)
• Add dhw_temperature sensor
• Replace mode heat_cool by cool (available modes are: auto, heat, cool)
• Show Plugwise notifications for non-legacy Smile P1

Add device availability for non-legacy Smiles, bugfix

All changes:

• Add device availability for non-legacy Smiles
• Add back Adam vacation preset, fixing reopened issue #185

Improve solution for issue #213

Merge pull request #216 from plugwise/Fix_schedule_old_states

Working fix for #213

Smile: add smartmeter device for P1, various improvements, bugfix

All changes:

• Smile P1 - create an additional P1 device, representing the smartmeter
• Change all gateway model names to Gateway
• Change Anna Smile name to Smile Anna, Anna model name to ThermoTouch
• Change P1 Smile name to Smile P1
• Remove raise error-message, change priority of logger messages to less critical
• Fix for issue #213

Revert all hvac_mode HEAT_COOL related

The Anna-Elga usecase, providing a heating and a cooling setpoint, was reverted back to providing a single setpoint.

Code improvements, cleanup

Introducing new pylint plugins (copied from HA Core), and implementing related pylint-recommended changes.
Also, a bit of cleaning.