m4a/aac is not enabled by deafult on linux. I removed it as supported but added a link with hints on how to enable it.
I also changed the note about licensing to GPL-2 which mixxx is using right now
m4a/aac is not enabled by deafult on linux. I removed it as supported but added a link with hints on how to enable it.
I also changed the note about licensing to GPL-2 which mixxx is using right now