Future Version TODO:

2.0.2:
	add key defines for terminal types other than linux

2.1.0: I Need informaton on this! any pointers would be great!
	clean up some of the global variables so i can seperate code more.
	Mouse block support
	drawing 255 columns just by scrolling the X ( i need to go through
	and find all of my < 25 && < 80 code and make sure i use
	td_maxy and td_maxx )
	prompt user to ask how many columns to save
	Add ability to change colours in alt-a with arrow keys.
	Shape (Line, Box, Triangle, Ellipse) drawing
  Hi-Res viewing (80x50, 160x25, 160x50, 320x200, 640x480, etc)
	Save image as png
	Font editor/font changing (font support upto 512 characters)
	Xbin file format support
