Fix #237
Fix #237

Adds a keyboard controlled robot recipe that uses curses. Advantage is
that no external deps are required, disadvantages are that it'll only
work from a terminal (or terminal window, basically not IDLE).

waveform80/gpio-zero,MrHarcombe/python-gpiozero,lurch/python-gpiozero,RPi-Distro/python-gpiozero