Wired

• Rework default mapping for PCE, PC-FX, Jaguar, Genesis & Saturn so that main 2 or 3 buttons always map onto the main 4 buttons of modern controller. See:
  https://docs.google.com/spreadsheets/d/e/2PACX-1vT9rPK2__komCjELFpf0UYz0cMWwvhAXgAU7C9nnwtgEaivjsh0q0xeCEiZAMA-paMrneePV7IqdX48/pubhtml
• [PSX] Add support for special accessories on multitap

Bluetooth

• Fix Wiimote horizontal default mapping