[Oberon] RISC emulator

[Peter De Wachter]

I've made an emulator for the Oberon RISC machine. It can boot Oberon
and everything seems to work, but it hasn't received much testing yet.
It's available at:

https://github.com/pdewacht/oberon-risc-emu

Screenshot: http://i.imgur.com/YJgE0fp.png

Have fun!