TODO:
	Compliance:
	  - > 1.0 listener and source gain

	General:
	  - check UNUSED (and eventually remove them)
	  - clean up context create/destroy behaviour
	  - make sure data format is consistent within openal
	  - merge pool functions?
	  - integrate memory reducing AL_buffer changed
	  - comments, examples, documentation, testing

	Filters:
	  - fix/remove reverb

	Backends:
	  general:
	    - implement missing functions
	  windows native:
	    - implement dsound backend
	  emu10k1:
	    - implement routing on two cards

	Testing:
	  - callbacks with filters (alf_tpitch in particular)
	  - locking
	  - more in general

	Extensions:
	  - rewrite alBufferAppendFoo to use queueing
	  - maybe remove GenStreaming?
	  - maybe IASIG stuff