Add prelude-ls
Add new physics library
Add rotation to mapper
Get basics of new physics engine working
Tweak jump behaviour
Trigger events for new physics
Support sensor nodes
Falling out of world works
Remove physics workers
Update kittens to use the new physics events
Stop jittering when player stands on a thing
Make key controls use mediator
Ensure new physics works with the editor
Make sure level links work with new physics
Make player die if they hit the ground too hard. Oh no!!
Get animations working with the new physics engine
Remove Box2D dependency