Merge from gnus--rel--5.10

Merge from gnus--rel--5.10

Patches applied:

 * emacs--devo--0  (patch 797, 800, 802)

   - Merge from emacs--rel--22

 * emacs--rel--22  (patch 44-45, 48, 50)

   - Merge from gnus--rel--5.10
   - Gnus ChangeLog tweaks

 * gnus--rel--5.10  (patch 233-234)

   - Merge from emacs--devo--0
   - Update from CVS

2007-07-02  Reiner Steib  <Reiner.Steib@gmx.de>

   * lisp/gnus-start.el (gnus-level-unsubscribed): Improve doc string.

2007-07-02  Reiner Steib  <Reiner.Steib@gmx.de>

   * texi/gnus-faq.texi ([3.2]): Fix locating of environment variables in the
   Control Panel.

   * texi/gnus.texi (Misc Article): Add index entry for
   gnus-single-article-buffer.

Revision: emacs@sv.gnu.org/gnus--devo--0--patch-356