New supported devices:

  - TroniTechnik Hellnar Air Conditioner
  - Tadiran Wind Air Conditioner
  - ElectriQ CD20PRO Dehumidifier

Bugfix for Kogan Dehumidifier medium fan speed.

Added support for

- Kogan dehumidifier.
Experimental support for
- Greenwind Dehumidifier
- TroniTechnik Hellnar heatpump

No testing has been done of these two configs yet, as they are intended for further information gathering.

Added support for Poolex Silverline and Vertigo heatpumps.

Added experimental support for Electriq 12WMINV heatpump.

Added Electriq dehumidifier support.

Added support for icon configuration rules.
Added a warning when configuring unsupported devices.

Add support for Madimack Pool heatpumps.

Add support for a Simple Switch as a fallback device.

Add support for BWT pool heater.

Improve options flow to retain previous values as default.

Fix issue with version 2 migration leaving options that can be lost a…

…fter editing.

Improved config flow, config migration and removal of import of obsol…

…ete yaml.