disable oss in gstreamer-plugins

[Louis Garcia]

What will happen with apps that use OSS. I still play games like
wolfenstein and aa, how would I adjust the volume for those apps. If you
remove the oss mixer should the alsa mixer just adjust both volumes
concurrently.

--Louis

> > One alternative instead would be have gnome-volume-control skip OSS
> > mixers for now.
> 
> That's probably a good idea, given that you don't expect anyone to still
> use OSS...
> 
> Ronald