[Jaunty] RFC: Disable unwanted build of staging

[Tim Gardner]

Stefan Bader wrote:
> From the experience with the prism2_usb module I had a discussion with
> Andy today and we came to the thought that we probably do not want to
> get staging being built by normal means which happens when
> CONFIG_STAGING is set.
> The modules we want from staging are included in the ubuntu/Makefile so
> we should get all modules we want through that.
> All modules? No, a small group of modules is still resisting... Well
> actually _all_ of them due to two missing characters. With the attached
> patch we could disable staging from the configs and still get rtl8187se,
> rt2860sta, rt2870sta and at76_usb.
> 
> Cheers,
> Stefan
> 

Ugh, I guess I screwed the pooch the first time I enabled staging. So,
this looks correct, and more explicitly enables _only_ the drivers in
staging that we want.

ACK
-- 
Tim Gardner tim.gardner at canonical.com