Re: updated Gnulib web page to use latest GNU boilerplate

[Karl Berry]

    He also said he'd update the maintain.texi file at some point, but I
    don't see anything at http://www.gnu.org/prep/maintain/maintain.html,

I guess "some point" hasn't arrived yet :).  I'll try to do it soon.

    I'd also like to see it at
    http://www.gnu.org/server/fsf-html-style-sheet.html, which references

Added it there.
Also changed the links to actually give the text/plain document instead
of the CVS log page ...