Collected items are now unique entities in the world, instead of being held by the cart.
Commented-out sparking logic.
Very very very basic effects.lua, with things to apply to the cart.
Now uses a small collidingEntities system essentially as just a query for the collisionDetection system.
Makes a simple stack of collected ingredients at the end of a round.
Added some hacks to the velocity system that I don't like!
But it works somewhat splendidly!