Rewrite

[mog13]

Rewrote from scratch to revolve around a full dice model.

• [x] Created a DX object
• [x] Created Dice object
  • [x] Dice can be rolled
  • [x] Custom faces
• [x] any arbitrary dX can be rolled
• [x] Any function can be rolled (e.g. 2d5 +3d2)