## Description:
Add support for AC-models that follows the Tfiac protocol. Built together with @mellado.
**Pull request in [home-assistant.io](https://github.com/home-assistant/home-assistant.io) with documentation (if applicable):** home-assistant/home-assistant.io#8910
## Example entry for `configuration.yaml` (if applicable):
```yaml
climate:
platform: tfiac
host: 192.168.10.26
```
## Checklist:
- [x] The code change is tested and works locally.
- [x] Local tests pass with `tox`. **Your PR cannot be merged unless tests pass**
- [x] There is no commented out code in this PR.
If user exposed functionality or configuration variables are added/changed:
- [x] Documentation added/updated in [home-assistant.io](https://github.com/home-assistant/home-assistant.io)
If the code communicates with devices, web services, or third-party tools:
- [x] New dependencies have been added to the `REQUIREMENTS` variable ([example][ex-requir]).
- [x] New dependencies are only imported inside functions that use them ([example][ex-import]).
- [x] New or updated dependencies have been added to `requirements_all.txt` by running `script/gen_requirements_all.py`.
- [x] New files were added to `.coveragerc`.
[ex-requir]: https://github.com/home-assistant/home-assistant/blob/dev/homeassistant/components/keyboard/__init__.py#L14
[ex-import]: https://github.com/home-assistant/home-assistant/blob/dev/homeassistant/components/keyboard/__init__.py#L23
Co-authored-by: Robbie Trencheny <me@robbiet.us>
cgtobi
Paulus Schoutsen
Fredrik Erlandsson