ele: LegoConnectorX1A.brd - remove one additional text

REPO: clean the repository from redundant files

Create README.md

add file RBC_description_CZ.md

add file RBC_image_description.png

motorEncoder secondary int32_t counter to prevent short term overflow.

motoreEncoder frequency is sensitive to orientation of rotation.

Calculating engine frequency non-sensitive to orientation.

Repaired PCNT initialization to used just pins and PCNTs needed for specific motorEncoder object.

Internal motorEncoder class struct for storing interrupt time data.