[Nouveau] suggestions for createdump.sh improvements

[Karel Volný]

> > * it would be nice if the script is able to detect missing prerequisites
> > and to suggest to install appropriate packages (as with cvs), namely -
> > SDL-devel
> > - libXvMC-devel
> > (the names will differ from distro to distro, but it can make a good
> > starting point; other ones come as dependencies, at least in my case)
>
> libxml2-dev was also needed in my case on Debian. I imagine that will
> not be part of the default installation on Redhat either?

good point, I missed this one
- and there will be others, probably

K.V.