cleaner flipping (flip calls setFlippedState), start at 0.5a, tap fades in, only allow user to flip if face down
extra fadeTo:float category method on uiview
fadeIn/fadeOut now basically just convenience methods using fadeTo
take advantage of fade to, delegates called for card flip, flip mult. cards, set persons resets card grid view better, safeToFlip
card flip, matching, scoring logic, game resets upon score of 12 (all matches made), bounce score when it changes
pbxproj stuff