some tail light stuff

Move bms code over to separate repo

cpplint recommendations and some other cleanup

Send tail lights v2 for fabrication

Work BMS test cases

rework on 12v front pcb

pcb backups

Start writing test cases for BMS

more info for invalid events

logic inverted

Missing scaling factor

stopContol should be used in this way

Catch some error conditions

Fix state change

More debug msgs + some minor fixes