-Implemented proper $incf and $decf on the front-end
-Added notes about the define-handler mini-language to deal.lisp
-Corrected TODO notes about handlers that still need implementing
-Inlined $incf for player hands, since that's a naive operation (the stack version removes the stack if it hits 0)
-Minor cosmetic bugfixes
-Working new-game-form component
-Removed all dialogs
-Defined define-overlay
-Used define-overlay all over the place