added comparison functions to SetCard and SetSolver
(Messily)merged remote-tracking branch 'origin/master' into dev

Conflicts:
	setsolver/src/chen/lawrence/setcard/SetCard.java
	setsolver/src/chen/lawrence/setcard/SetSolver.java
more pieces of setsolver logic
changed proj dependency to JavaCV
added webcam functionality
SetCapture now grabs frames from device ID passed on by SetRun
Added SetCapture class
Merge pull request #1 from disestablishmentarian/dev