Priority goals to prepare Xgrip for the contest:
	
Put commands on menus.
Read filenames using dialog boxes.
Convert load/save entirely to use new ascii-1 format. 
Change grid size/font interactively.
	Knows set of fonts of different sizes.
Team identification for programs.
Team symbols = team-specific DIE instructions.
Guaranteed-unique symbols (to prevent interference).
Reproduction support:
	New BIRTH instruction for restricted
		reproduction.
	Grid state to indicate program territory to
		prevent overlap of related programs.
Have an "Contest-Entries directory" where the entries reside.
	Have a load path including that directory,
	the demos directory, and some others.
Documentation:
	History/motivation for GRIP.
	GridWars system user's guide.
	GRIP reference manual.
	Grip language tutorial.
	AI Olympics Event Rules.