Add bootleg audio capability.

Add:
	src/termcrate.c
		-add hack-around audio playing; will replace with real library
		calls when time permits.

Fix:
	src/graphics.c
		-stop cursor from trailing behind player by resetting it to pos (1, 1)
		at the end of every render() call.
Merge branch 'master' of https://github.com/sevko/termcrate