EclaireXL has diverged a lot, use this for other platforms for now!
Allow 2nd joystick to control menu. Some small USB fixes.
USB now working, feeding events to core. Still some bugs remaining - such as clash with drive emulation.
key control in menu. escape to exit
Started merging in 5200 firmware changes. A800 firmware tested working. 5200 firmware not working, but likely a small fix...
Save some bytes
First cut of reworked firmware. Just runs gunpowder charlie.atr drive emulation!