chip8 - CHIP-8 interpreter using C and SDL2.

Age	Commit message (Expand)	Author	Files	Lines
2020-08-18	implemented keypad	Daniel Jones	3	-13/+82
2020-08-17	implement pixel XORing and wrapping	Daniel Jones	3	-16/+29
2020-08-17	sprite drawing basic implementation	Daniel Jones	3	-4/+62
2020-08-16	more initialisation and added the fontset	Daniel Jones	2	-4/+47
2020-08-16	began chip8 interpreter, reading rom file	Daniel Jones	4	-6/+87
2020-08-16	SDL init stuff, test code	Daniel Jones	4	-0/+796