Merge from emacs--devo--0, emacs--rel--22

Merge from emacs--devo--0, emacs--rel--22

Patches applied:

 * emacs--devo--0  (patch 960, 967)

   - Update from CVS
   - Merge from gnus--devo--0

 * emacs--rel--22  (patch 164, 172)

   - Merge from gnus--rel--5.10

2007-12-19  Glenn Morris  <rgm@gnu.org>

   * lisp/mml.el (message-options-set, message-narrow-to-head)
   (message-in-body-p, message-mail-p, message-encode-message-body):
   Autoload.
   (message-remove-header, message-narrow-to-headers-or-head)
   (message-subscribed-p, message-make-mail-followup-to)
   (message-position-on-field, message-news-p)
   (message-options-set-recipient, message-generate-headers)
   (message-sort-headers): Declare as functions.

Revision: emacs@sv.gnu.org/gnus--devo--0--patch-436