link storage prober against external libvolume_id

[David Zeuthen]

On Sat, 2006-07-08 at 02:13 +0200, Kay Sievers wrote:
> Here we get rid of the private copy of libvolume_id and depend on the
> shared library, provided by the udev package.
> The copy in the tree should be removed as it is no longer maintained
> and already a bit behind the udev version.

Looks good to me, thanks. I suppose that non-Linux backends are fine
with this as this was discussed previously on the list. Joe, Artem?

     David