* Fixes a bad spawner on gingerbread house
* Fixes credits songs
* Fixes a runtime with null telepads
* Oops
* Adds a simple autolathe/ammolathe unit test
* Forgot to commit the file
* Added lazy events
* remember to compile before changing your code
* Converted on_z_transition and on_post_z_transition to lazy events
* add todo
* fix oops
* fix another oops
* and anotha one
* Moved unit tests to the proper place