Merge from gnus--rel--5.10

Merge from gnus--rel--5.10

Patches applied:

 * gnus--rel--5.10  (patch 173-175)

   - Merge from emacs--devo--0
   - Update from CVS
   - Update from CVS: lisp/legacy-gnus-agent.el: Add Copyright notice.

2006-12-13  Reiner Steib  <Reiner.Steib@gmx.de>

   * lisp/gnus/legacy-gnus-agent.el: Add Copyright notice.

2006-12-12  Reiner Steib  <Reiner.Steib@gmx.de>

   * man/gnus.texi (X-Face): Clarify. Say which programs are required on
   Windows.

Revision: emacs@sv.gnu.org/emacs--devo--0--patch-558