vpb-driver: Remove references to nonfree firmware blob
Verbatim from Legimet, avaliable at http://listas.trisquel.info/pipermail/trisquel-devel/2014-May/000839.html
This closes #10980
Verbatim from Legimet, avaliable at http://listas.trisquel.info/pipermail/trisquel-devel/2014-May/000839.html
This closes #10980