a speed based crib scoring thing
requirements:
- https://nim-lang.org
- https://github.com/ftsf/nico
- SDL2 and the other requirements for nico
todo:
- combo multiplier
- consecutive correct scores raise your combo multiplier
- muggins, aka missing points, resets the multiplier
- difficulties
- easy - sorted cards
- hard - unsorted cards
- splash screen/menu
- music/fx
- animated background
