* release 0.2.1
	- added level background frame (GBA)
	- fixed occasional crashes in logic op19
	- fixed sound indexes (GBA)

* release 0.2.0
	- ported to Gameboy Advance

* release 0.1.2
	- added emscripten target
	- added support for converted datafiles
	- fixed boss sequences
	- fixed bull mode
	- fixed rotation table

* release 0.1.1
	- fixed oscar frames
	- added lifebar

* release 0.1.0
	- initial release