Manually mapping N64 Controller in Batocera (v36) / Emulationstation / Mupen64

Properly mapping all controller buttons for n64 controller so that it works for all emulators including Mupen64 without the edits to config file being overwritten or reset. "Switch Co." N64 USB controller. Channel Links Lowcastle Media:    / @jclowcastle   Lowcastle Tech -    / @lowcastletech   For educational purposes.