stop VLC engine matching web videos (and pre-empting web video engines)
add VLCWebVideo engine
add PlayerUtil helper for player compatibility tests
fix bug in player compatibility tests
improve resource -> player selection (getPlayer) logging
clean up engine names
FFmpeg:
	- fix broken compatibility test
	- implement audio channel selection: based on https://github.com/UniversalMediaServer/UniversalMediaServer/commit/bf64443fde0f4c99192e02eeb8f0de657874c488

tsMuxeR:
	- fix broken compatibility test