Issue_766-enhance_power_management (#778)

* First implem + tests (not finished)

* With tests of calculate_shedding ok

* Commit for rebase

* All tests ok for central_feature_power_manager

* All tests not ok

* All tests ok

* integrattion tests - Do startup works

* enhance the overpowering algo if current_power > max_power

* Change shedding calculation delay to 20 sec (vs 60 sec)

* Integration tests ok

* Fix overpowering is set even if other heater have on_percent = 0

* Fix too much shedding in over_climate

* Add logs

* Add temporal filter for calculate_shedding
Add restore overpowering state at startup

* Fix restore overpowering_state

* Removes poweer_entity_id from vtherm non central config

* Release

* Add Sonoff TRVZB in creation.md

* Add comment on Sonoff TRVZB Closing degree

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Co-authored-by: Jean-Marc Collin <jean-marc.collin-extern@renault.com>

documentation/en/feature-presets.md

@@ -5,7 +5,7 @@
 
 ## Configure Pre-configured Temperatures
 
-The preset mode allows you to pre-configure the target temperature. Used in conjunction with Scheduler (see [scheduler](additions#the-scheduler-component)), you'll have a powerful and simple way to optimize the temperature relative to the electricity consumption in your home. The managed presets are as follows:
+The preset mode allows you to pre-configure the target temperature. Used in conjunction with Scheduler (see [scheduler](additions.md#the-scheduler-component)), you'll have a powerful and simple way to optimize the temperature relative to the electricity consumption in your home. The managed presets are as follows:
  - **Eco**: the device is in energy-saving mode
  - **Comfort**: the device is in comfort mode
  - **Boost**: the device fully opens all valves