* removes changing draw depth when occupied
* changes collision to square
* small texture changes
fixes slight perspective size when comparing side columns to the direct column facing the camera
removes the baked in pipe exit (the yml's sprite adds it anyway)
* cryopod and grinder cleanup
* lower case name
* 4 spaces
* prototype clean
* looks like there is some kind of test that prevents removing this
* grinder too
* both should be empty
* cleanup