Refactoring of Berry animate module for WS2812 Leds

[s-hadinger]

Description:

BREAKING CHANGE, this is now the new simplified and richer basis for a Leds animation framework. The documenatition will come shortly. Here's an overall diagram to make you wait for more details.

Checklist:

• The pull request is done against the latest development branch
• Only relevant files were touched
• Only one feature/fix was added per PR and the code change compiles without warnings
• The code change is tested and works with Tasmota core ESP8266 V.2.7.4.9
• The code change is tested and works with Tasmota core ESP32 V.2.0.14
• I accept the CLA.

NOTE: The code change must pass CI tests. Your PR cannot be merged unless tests pass