removed bad String initialization
implemented ZDomino
added EventListner for pit / game loop communication
for randomly generating new dominos
worked in DominoFactory
Pit now notifies EventListener when domino reaches bottom of pit
removed most references to clear(), and replaced them with clearDomino()
implemented InputHandler
removed some buggy input code
added Cell and Grid classes
rewriting with Grid member
initialize block in constructor
swapped height / width in cell array
added some new collision-type checking
finally removed Gravity class
added rotate method
created tryRotateDomino()
inserted rotate code
removed Gravity, inserted InputHandler
created timer to slow down movement / rotation