Ecoal (esterownik.pl) static fuel boiler and pump controller (#18480) - matkor

* Starting work on ecoal boiler controller iface.

* Sending some values/states to controller.

* Basic status parsing, and simple settings.

* Platform configuration.

* Temp sensors seems be working.

* Switch from separate h/m/s to datetime.

* Vocabulary updates.

* secondary_central_heating_pump -> central_heating_pump2

* Pumps as switches.

* Optional enabling pumps via config.

* requests==2.20.1 added to REQUIREMENTS.

* Optional enabling temp sensors from configuration yaml.

* autopep8, black, pylint.

* flake8.

* pydocstyle

* All style checkers again.

* requests==2.20.1 required by  homeassistant.components.sensor.ecoal_boiler.

* Verify / set switches in update().
Code cleanup.

* script/lint + travis issues.

* Cleanup, imperative mood.

* pylint, travis.

* Updated .coveragerc.

* Using configuration consts from homeassistant.const

* typo.

* Replace global ECOAL_CONTR with hass.data[DATA_ECOAL_BOILER].
Remove requests from REQUIREMENTS.

* Killed .update()/reread_update() in Entities __init__()s.
Removed debug/comments.

* Removed debug/comments.

* script/lint fixes.

* script/gen_requirements_all.py run.

* Travis fixes.

* Configuration now validated.

* Split controller code to separate package.

* Replace in module docs with link to https://home-assistant.io .

* Correct component module path in .coveragerc.
More vals from  const.py.
Use dict[key] for required config keys.
Check if credentials are correct during component setup.
Renamed add_devices to add_entities.

* Sensor/switch depends on ecoal_boiler component.
EcoalSwitch inherits from SwitchDevice.
Killed same as default should_poll().
Remove not neede schedule_update_ha_state() calls from turn_on/off.

* lint fixes.

* Move sensors/switches configuration to component setup.

* Lint fixes.

* Invalidating ecoal iface cache instead of force read in turn_on/off().

* Fail component setup before adding any platform entities.
Kill NOTE.

* Disallow setting entity names from config file, use code defined default names.

* Rework configuration file to use monitored_conditions like in rainmachine component.

* Killed pylint exception.
Log error when connection to controller fails.

* A few fixes.

* Linted.