What's the xbmc Gueux disc?

Sorry, I've never heard of the term Gueux.  Where did you hear that? Or is that a language other than English?

http://www.google.com/search?lr=&ie=UTF-8&oe=UTF-8&q=Gueux

look at the first result from a google search. wow. that was your first strike for being lazy.
 oh the site used to be called gueux.be. i'm going to guess its french.