BMS Layout review

https://github.com/uwrobotics/MarsRoverHardware/blob/master/Projects/Power%20Distribution%20Board/Rev3/Power%20Distribution%20Board.PcbDoc

https://github.com/uwrobotics/MarsRoverHardware/blob/master/Projects/Battery%20Management%20System/Rev2/Battery%20Management%20System.pdf

https://github.com/uwrobotics/MarsRoverHardware/tree/master/Projects/Power%20Distribution%20Board/Rev3