Add CS430 demos to isoptera

The nature of CS as an intelligence test
	Can sometimes substitute for knowledge
	
	Can speed knowledge aquisition
	Not the same as creativity
	Not the same as productivity
	Only a loose correllation with grades
	Practice can p

Presentations!
	Has it's own grade item
	If you know your project will continue to the end of the semester, you can defer the presentation until then
	Otherwise, it's either Wednesday or the next Monday
	Schedule:  	

Rubic:
	Can't duplicate project grading, since that would be redundant
	Explanation clarity:  30
	Explanation detail:  40
	Fits in 15 minutes:  30
	Was entertaining:  The respect of your peers