Merge branch 'master' of https://git.cadlab.io/Solar-Car-at-UVa/Rivanna2S into Jeff-branch

looked over Rex's notes: switching logic fix, updated component numbers, made extra GPIO pins usable, new possible digital pots

Merged to older commit

Add battery board stuff

added GND pin

fixed random errors

Added but did not integtrate lights schematic

Added ground to ButtonInputs

Modified inputs for driver board

finished porting old motor board to KiCAD 6