[Libguestfs] Request to relicense hash gnulib module to LGPLv2+

[Paul Eggert]

Eric Blake wrote:
> It may be time to ask rms if the FSF can do
> the relicensing, rather than our current policy of tracking down all
> contributors and asking them to use their grant-back clause of their FSF
> copyright assignment as our backdoor of not having to involve the FSF.

It wouldn't hurt to ask rms this once, but
I wouldn't want to bother him with minor requests
like this every time they comes up.  We have
a general guideline that it's ok to relicense
gnulib libraryish code using the LGPL,
and all that's arguably needed is for rms
to review the guideline.