Cell Charging Adapter Rev2 (#58) * Created new file for the second cell charger revision * Create TPS26600 test.sch * Changed the locations of the pads on the charger controller pcb layout * changed the locations of the pads in the Cell Charging adapter board * Made changes to the charger adapter rev2 board * Added center mounting holes to the pcb design * Finished changing the dimensions of the pcb and adding center mount holes * Moved drill holes to the correct locations * Altered the dimention layer and moved a via in the board layout * Made sure that the cell charging adapter complied with the BMS rev 13 design * Changed the mounting holes to the M4 mounting hole device from the HyTech Library * Changed the file so that it would no longer crash * Adjusted board and schematic * Changed the traces after the pinouts were moved * Adjusted silkscreen slightly Co-authored-by: Arvind Srinivasan