Merge changes made in Gnus trunk.

nnimap.el (nnimap-open-connection): Only send AUTHENTICATE PLAIN if LOGINDISABLED is set.
gnus.el (gnus-group-startup-message): Move point to the start of the buffer.
nndoc.el (nndoc-dissect-buffer): Reverse the order of the articles to reflect the order they're in in the digest.
gnus-sum.el (gnus-summary-select-article): Make `C-d' work reliably by checking whether the original article buffer is alive.
shr.el (shr-find-fill-point): Don't break lines between punctuation and non-punctuation (like after the apostrophe in "'We").
gnus-cite.el (gnus-article-fill-cited-article): Remove unused `force' parameter.
gnus-art.el (gnus-treatment-function-alist): Have gnus-treat-fill-long-lines point to gnus-article-fill-cited-long-lines.
gnus-art.el (gnus-treat-fill-long-lines): Change default to fill all text/plain sections.
gnus.el: Autoload gnus-article-fill-cited-long-lines.
gnus-art.el (gnus-mime-display-alternative): Actually pass the type on to `gnus-treat-article'.
gnus-sum.el (gnus-summary-show-article): Add `C-u C-u g' for showing the raw article, and change `C-u g' to show the article without doing treatments.
gnus.texi (Paging the Article): Document C-u g/C-u C-u g.
gnus-cite.el (gnus-article-foldable-buffer): Refactor out.
gnus-cite.el (gnus-article-foldable-buffer): Don't fold regions that have a ragged left edge.
gnus-cite.el (gnus-article-foldable-buffer): Skip past the prefix when determining raggedness.
gnus-srvr.el, nnir.el: Allow nnir searching for an entire server.
gnus-msg.el (gnus-configure-posting-styles): Permit the use of regular expression match and replace in posting styles.
gnus-art.el (gnus-treat-article): Only inhibit body washing, and leave the header washing to take place.
nnimap.el (nnimap-request-accept-article): Erase buffer before appending for easier debugging.
nnimap.el (nnimap-wait-for-connection): Take a regexp.
nnimap.el (nnimap-request-accept-article): Wait for the continuation line before sending anything unless we're streaming.

1 files changed, 17 insertions, 10 deletions

diff --git a/doc/misc/gnus.texi b/doc/misc/gnus.texi
index dd3e07ef3cc..c3dd2b31a50 100644
--- a/doc/misc/gnus.texi
+++ b/doc/misc/gnus.texi
@@ -6153,8 +6153,9 @@ Scroll the current article one line backward
 @vindex gnus-summary-show-article-charset-alist
 (Re)fetch the current article (@code{gnus-summary-show-article}).  If
 given a prefix, fetch the current article, but don't run any of the
-article treatment functions.  This will give you a ``raw'' article, just
-the way it came from the server.
+article treatment functions.  If given a prefix twice (i.e., @kbd{C-u
+C-u g'}), show a completely ``raw'' article, just the way it came from
+the server.
 
 @cindex charset, view article with different charset
 If given a numerical prefix, you can do semi-manual charset stuff.
@@ -13428,14 +13429,20 @@ the headers of the article; if the value is @code{nil}, the header
 name will be removed.  If the attribute name is @code{eval}, the form
 is evaluated, and the result is thrown away.
 
-The attribute value can be a string (used verbatim), a function with
-zero arguments (the return value will be used), a variable (its value
-will be used) or a list (it will be @code{eval}ed and the return value
-will be used).  The functions and sexps are called/@code{eval}ed in the
-message buffer that is being set up.  The headers of the current article
-are available through the @code{message-reply-headers} variable, which
-is a vector of the following headers: number subject from date id
-references chars lines xref extra.
+The attribute value can be a string, a function with zero arguments
+(the return value will be used), a variable (its value will be used)
+or a list (it will be @code{eval}ed and the return value will be
+used).  The functions and sexps are called/@code{eval}ed in the
+message buffer that is being set up.  The headers of the current
+article are available through the @code{message-reply-headers}
+variable, which is a vector of the following headers: number subject
+from date id references chars lines xref extra.
+
+In the case of a string value, if the @code{match} is a regular
+expression, a @samp{gnus-match-substitute-replacement} is proceed on
+the value to replace the positional parameters @samp{\@var{n}} by the
+corresponding parenthetical matches (see @xref{Replacing the Text that
+Matched, , Text Replacement, elisp, The Emacs Lisp Reference Manual}.)
 
 @vindex message-reply-headers