Merge remote-tracking branch 'savannah/master' into HEAD

105 files changed, 115 insertions, 114 deletions

diff --git a/lisp/gnus/ChangeLog.1 b/lisp/gnus/ChangeLog.1
index e3265303437..6ad87f06f27 100644
--- a/lisp/gnus/ChangeLog.1
+++ b/lisp/gnus/ChangeLog.1
@@ -3702,7 +3702,7 @@
 	* gnus.el: Quassia Gnus v0.1 is released.
 
 
-  Copyright (C) 1997-2020 Free Software Foundation, Inc.
+  Copyright (C) 1997-2021 Free Software Foundation, Inc.
 
   This file is part of GNU Emacs.
 
diff --git a/lisp/gnus/ChangeLog.2 b/lisp/gnus/ChangeLog.2
index 533ceb84bf1..35402dffd07 100644
--- a/lisp/gnus/ChangeLog.2
+++ b/lisp/gnus/ChangeLog.2
@@ -18538,7 +18538,7 @@
 
 See ChangeLog.1 for earlier changes.
 
-  Copyright (C) 2000-2002, 2004-2020 Free Software Foundation, Inc.
+  Copyright (C) 2000-2002, 2004-2021 Free Software Foundation, Inc.
 
   This file is part of GNU Emacs.
 
diff --git a/lisp/gnus/ChangeLog.3 b/lisp/gnus/ChangeLog.3
index 582c9bd10b7..2aba3a5706f 100644
--- a/lisp/gnus/ChangeLog.3
+++ b/lisp/gnus/ChangeLog.3
@@ -26325,7 +26325,7 @@
 
 See ChangeLog.2 for earlier changes.
 
-  Copyright (C) 2004-2020 Free Software Foundation, Inc.
+  Copyright (C) 2004-2021 Free Software Foundation, Inc.
 
   This file is part of GNU Emacs.
 
diff --git a/lisp/gnus/canlock.el b/lisp/gnus/canlock.el
index ed0a89cf927..6c8c1a5927a 100644
--- a/lisp/gnus/canlock.el
+++ b/lisp/gnus/canlock.el
@@ -1,6 +1,6 @@
 ;;; canlock.el --- functions for Cancel-Lock feature
 
-;; Copyright (C) 1998-1999, 2001-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1998-1999, 2001-2021 Free Software Foundation, Inc.
 
 ;; Author: Katsumi Yamaoka <yamaoka@jpl.org>
 ;; Keywords: news, cancel-lock, hmac, sha1, rfc2104
diff --git a/lisp/gnus/deuglify.el b/lisp/gnus/deuglify.el
index fdc5302a28f..b77dcdd4624 100644
--- a/lisp/gnus/deuglify.el
+++ b/lisp/gnus/deuglify.el
@@ -1,6 +1,6 @@
 ;;; deuglify.el --- deuglify broken Outlook (Express) articles
 
-;; Copyright (C) 2001-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2001-2021 Free Software Foundation, Inc.
 
 ;; Author: Raymond Scholz <rscholz@zonix.de>
 ;;         Thomas Steffen
@@ -342,7 +342,7 @@ NODISPLAY is non-nil, don't redisplay the article buffer."
   (unless nodisplay (gnus-outlook-display-article-buffer)))
 
 (defun gnus-outlook-rearrange-article (attr-start)
-  "Put the text from ATTR-START to the end of buffer at the top of the article buffer."
+  "Put text from ATTR-START to the end of buffer at the top of the article buffer."
   ;; FIXME: 1.  (*) text/plain          ( ) text/html
   (let ((inhibit-read-only t)
 	(cite-marks gnus-outlook-deuglify-cite-marks))
diff --git a/lisp/gnus/gmm-utils.el b/lisp/gnus/gmm-utils.el
index 6d24b409ed0..ab97c593d9c 100644
--- a/lisp/gnus/gmm-utils.el
+++ b/lisp/gnus/gmm-utils.el
@@ -1,6 +1,6 @@
 ;;; gmm-utils.el --- Utility functions for Gnus, Message and MML
 
-;; Copyright (C) 2006-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2006-2021 Free Software Foundation, Inc.
 
 ;; Author: Reiner Steib <reiner.steib@gmx.de>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-agent.el b/lisp/gnus/gnus-agent.el
index d6802a35d0c..56640ea8302 100644
--- a/lisp/gnus/gnus-agent.el
+++ b/lisp/gnus/gnus-agent.el
@@ -1,6 +1,6 @@
 ;;; gnus-agent.el --- unplugged support for Gnus
 
-;; Copyright (C) 1997-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1997-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; This file is part of GNU Emacs.
@@ -1901,7 +1901,8 @@ article numbers will be returned."
     articles))
 
 (defsubst gnus-agent-read-article-number ()
-  "Reads the article number at point.  Returns nil when a valid article number can not be read."
+  "Read the article number at point.
+Return nil when a valid article number can not be read."
 
   (when (looking-at "[0-9]+\t")
     (read (current-buffer))))
diff --git a/lisp/gnus/gnus-art.el b/lisp/gnus/gnus-art.el
index 79d4d9087fb..4ade36f4b9c 100644
--- a/lisp/gnus/gnus-art.el
+++ b/lisp/gnus/gnus-art.el
@@ -1,6 +1,6 @@
 ;;; gnus-art.el --- article mode commands for Gnus
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
@@ -1061,7 +1061,7 @@ used."
     ("view the part" . gnus-mime-view-part)
     ("pipe to command" . gnus-mime-pipe-part)
     ("toggle display" . gnus-article-press-button)
-    ("toggle display" . gnus-article-view-part-as-charset)
+    ("view as charset" . gnus-mime-view-part-as-charset)
     ("view as type" . gnus-mime-view-part-as-type)
     ("view internally" . gnus-mime-view-part-internally)
     ("view externally" . gnus-mime-view-part-externally))
diff --git a/lisp/gnus/gnus-async.el b/lisp/gnus/gnus-async.el
index 9b08e6a0ef8..fefd02c7bfb 100644
--- a/lisp/gnus/gnus-async.el
+++ b/lisp/gnus/gnus-async.el
@@ -1,6 +1,6 @@
 ;;; gnus-async.el --- asynchronous support for Gnus  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-bcklg.el b/lisp/gnus/gnus-bcklg.el
index d28ae857de0..d6f53e4b380 100644
--- a/lisp/gnus/gnus-bcklg.el
+++ b/lisp/gnus/gnus-bcklg.el
@@ -1,6 +1,6 @@
 ;;; gnus-bcklg.el --- backlog functions for Gnus
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-bookmark.el b/lisp/gnus/gnus-bookmark.el
index 4f85349d166..57859d806c9 100644
--- a/lisp/gnus/gnus-bookmark.el
+++ b/lisp/gnus/gnus-bookmark.el
@@ -1,6 +1,6 @@
 ;;; gnus-bookmark.el --- Bookmarks in Gnus
 
-;; Copyright (C) 2006-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2006-2021 Free Software Foundation, Inc.
 
 ;; Author: Bastien Guerry <bzg AT altern DOT org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-cache.el b/lisp/gnus/gnus-cache.el
index c31d97d41cd..36657e46219 100644
--- a/lisp/gnus/gnus-cache.el
+++ b/lisp/gnus/gnus-cache.el
@@ -1,6 +1,6 @@
 ;;; gnus-cache.el --- cache interface for Gnus
 
-;; Copyright (C) 1995-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1995-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-cite.el b/lisp/gnus/gnus-cite.el
index 912671a401d..d02e898e230 100644
--- a/lisp/gnus/gnus-cite.el
+++ b/lisp/gnus/gnus-cite.el
@@ -1,6 +1,6 @@
 ;;; gnus-cite.el --- parse citations in articles for Gnus
 
-;; Copyright (C) 1995-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1995-2021 Free Software Foundation, Inc.
 
 ;; Author: Per Abrahamsen <abraham@dina.kvl.dk>
 
diff --git a/lisp/gnus/gnus-cloud.el b/lisp/gnus/gnus-cloud.el
index 3e23e263262..f7c71f43ce8 100644
--- a/lisp/gnus/gnus-cloud.el
+++ b/lisp/gnus/gnus-cloud.el
@@ -1,6 +1,6 @@
 ;;; gnus-cloud.el --- storing and retrieving data via IMAP
 
-;; Copyright (C) 2014-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2014-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: mail
diff --git a/lisp/gnus/gnus-cus.el b/lisp/gnus/gnus-cus.el
index d832d0ebae1..dc14943a060 100644
--- a/lisp/gnus/gnus-cus.el
+++ b/lisp/gnus/gnus-cus.el
@@ -1,6 +1,6 @@
 ;;; gnus-cus.el --- customization commands for Gnus
 
-;; Copyright (C) 1996, 1999-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996, 1999-2021 Free Software Foundation, Inc.
 
 ;; Author: Per Abrahamsen <abraham@dina.kvl.dk>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-dbus.el b/lisp/gnus/gnus-dbus.el
index 8fbeffba437..12bf7bb926a 100644
--- a/lisp/gnus/gnus-dbus.el
+++ b/lisp/gnus/gnus-dbus.el
@@ -1,6 +1,6 @@
 ;;; gnus-dbus.el --- DBUS integration for Gnus       -*- lexical-binding: t; -*-
 
-;; Copyright (C) 2020  Free Software Foundation, Inc.
+;; Copyright (C) 2020-2021 Free Software Foundation, Inc.
 
 ;; Author: Eric Abrahamsen <eric@ericabrahamsen.net>
 
diff --git a/lisp/gnus/gnus-delay.el b/lisp/gnus/gnus-delay.el
index 63e938e7453..477ad88a9ca 100644
--- a/lisp/gnus/gnus-delay.el
+++ b/lisp/gnus/gnus-delay.el
@@ -1,6 +1,6 @@
 ;;; gnus-delay.el --- Delayed posting of articles
 
-;; Copyright (C) 2001-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2001-2021 Free Software Foundation, Inc.
 
 ;; Author: Kai Großjohann <Kai.Grossjohann@CS.Uni-Dortmund.DE>
 ;; Keywords: mail, news, extensions
diff --git a/lisp/gnus/gnus-demon.el b/lisp/gnus/gnus-demon.el
index 99a736f8f44..219f15e2227 100644
--- a/lisp/gnus/gnus-demon.el
+++ b/lisp/gnus/gnus-demon.el
@@ -1,6 +1,6 @@
 ;;; gnus-demon.el --- daemonic Gnus behavior
 
-;; Copyright (C) 1995-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1995-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-diary.el b/lisp/gnus/gnus-diary.el
index b36faa86a22..78f1e53ff7a 100644
--- a/lisp/gnus/gnus-diary.el
+++ b/lisp/gnus/gnus-diary.el
@@ -1,6 +1,6 @@
 ;;; gnus-diary.el --- Wrapper around the NNDiary Gnus back end
 
-;; Copyright (C) 1999-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1999-2021 Free Software Foundation, Inc.
 
 ;; Author:        Didier Verna <didier@didierverna.net>
 ;; Created:       Tue Jul 20 10:42:55 1999
diff --git a/lisp/gnus/gnus-dired.el b/lisp/gnus/gnus-dired.el
index 0063ed25ef6..6f231c4fbb8 100644
--- a/lisp/gnus/gnus-dired.el
+++ b/lisp/gnus/gnus-dired.el
@@ -1,6 +1,6 @@
 ;;; gnus-dired.el --- utility functions where gnus and dired meet
 
-;; Copyright (C) 1996-1999, 2001-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-1999, 2001-2021 Free Software Foundation, Inc.
 
 ;; Authors: Benjamin Rutt <brutt@bloomington.in.us>,
 ;;          Shenghuo Zhu <zsh@cs.rochester.edu>
diff --git a/lisp/gnus/gnus-draft.el b/lisp/gnus/gnus-draft.el
index 3a9bf2a7e8f..5f7ed386297 100644
--- a/lisp/gnus/gnus-draft.el
+++ b/lisp/gnus/gnus-draft.el
@@ -1,6 +1,6 @@
 ;;; gnus-draft.el --- draft message support for Gnus
 
-;; Copyright (C) 1997-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1997-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-dup.el b/lisp/gnus/gnus-dup.el
index 1f247aa4aea..f7d61bb35fc 100644
--- a/lisp/gnus/gnus-dup.el
+++ b/lisp/gnus/gnus-dup.el
@@ -1,6 +1,6 @@
 ;;; gnus-dup.el --- suppression of duplicate articles in Gnus  -*- lexical-binding: t -*-
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-eform.el b/lisp/gnus/gnus-eform.el
index 1bc1261ee8f..feee7326cd2 100644
--- a/lisp/gnus/gnus-eform.el
+++ b/lisp/gnus/gnus-eform.el
@@ -1,6 +1,6 @@
 ;;; gnus-eform.el --- a mode for editing forms for Gnus
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-fun.el b/lisp/gnus/gnus-fun.el
index b6d6aa49298..615f4a55bc5 100644
--- a/lisp/gnus/gnus-fun.el
+++ b/lisp/gnus/gnus-fun.el
@@ -1,6 +1,6 @@
 ;;; gnus-fun.el --- various frivolous extension functions to Gnus
 
-;; Copyright (C) 2002-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2002-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-gravatar.el b/lisp/gnus/gnus-gravatar.el
index 9c24de44cd6..a7ca733e755 100644
--- a/lisp/gnus/gnus-gravatar.el
+++ b/lisp/gnus/gnus-gravatar.el
@@ -1,6 +1,6 @@
 ;;; gnus-gravatar.el --- Gnus Gravatar support -*- lexical-binding: t -*-
 
-;; Copyright (C) 2010-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2010-2021 Free Software Foundation, Inc.
 
 ;; Author: Julien Danjou <julien@danjou.info>
 ;; Keywords: multimedia, news
diff --git a/lisp/gnus/gnus-group.el b/lisp/gnus/gnus-group.el
index 9bb3ec765ff..ff792c57065 100644
--- a/lisp/gnus/gnus-group.el
+++ b/lisp/gnus/gnus-group.el
@@ -1,6 +1,6 @@
 ;;; gnus-group.el --- group mode commands for Gnus
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-html.el b/lisp/gnus/gnus-html.el
index 002a1c1fded..bb1ee5a806a 100644
--- a/lisp/gnus/gnus-html.el
+++ b/lisp/gnus/gnus-html.el
@@ -1,6 +1,6 @@
 ;;; gnus-html.el --- Render HTML in a buffer.
 
-;; Copyright (C) 2010-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2010-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: html, web
diff --git a/lisp/gnus/gnus-icalendar.el b/lisp/gnus/gnus-icalendar.el
index 389bce85e8b..1e0e2071018 100644
--- a/lisp/gnus/gnus-icalendar.el
+++ b/lisp/gnus/gnus-icalendar.el
@@ -1,6 +1,6 @@
 ;;; gnus-icalendar.el --- reply to iCalendar meeting requests  -*- lexical-binding:t -*-
 
-;; Copyright (C) 2013-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2013-2021 Free Software Foundation, Inc.
 
 ;; Author: Jan Tatarik <Jan.Tatarik@gmail.com>
 ;; Keywords: mail, icalendar, org
diff --git a/lisp/gnus/gnus-int.el b/lisp/gnus/gnus-int.el
index b8be766c84f..9c68773e19a 100644
--- a/lisp/gnus/gnus-int.el
+++ b/lisp/gnus/gnus-int.el
@@ -1,6 +1,6 @@
 ;;; gnus-int.el --- backend interface functions for Gnus
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-kill.el b/lisp/gnus/gnus-kill.el
index a772281d4c3..7e592026cd0 100644
--- a/lisp/gnus/gnus-kill.el
+++ b/lisp/gnus/gnus-kill.el
@@ -1,6 +1,6 @@
 ;;; gnus-kill.el --- kill commands for Gnus
 
-;; Copyright (C) 1995-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1995-2021 Free Software Foundation, Inc.
 
 ;; Author: Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
 ;;	Lars Magne Ingebrigtsen <larsi@gnus.org>
diff --git a/lisp/gnus/gnus-logic.el b/lisp/gnus/gnus-logic.el
index a29772f41e1..105222d6797 100644
--- a/lisp/gnus/gnus-logic.el
+++ b/lisp/gnus/gnus-logic.el
@@ -1,6 +1,6 @@
 ;;; gnus-logic.el --- advanced scoring code for Gnus
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-mh.el b/lisp/gnus/gnus-mh.el
index 64333692463..b26b736d055 100644
--- a/lisp/gnus/gnus-mh.el
+++ b/lisp/gnus/gnus-mh.el
@@ -1,6 +1,6 @@
 ;;; gnus-mh.el --- mh-e interface for Gnus
 
-;; Copyright (C) 1994-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1994-2021 Free Software Foundation, Inc.
 
 ;; Author: Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
 ;;	Lars Magne Ingebrigtsen <larsi@gnus.org>
diff --git a/lisp/gnus/gnus-ml.el b/lisp/gnus/gnus-ml.el
index acef537197c..a47c15525a3 100644
--- a/lisp/gnus/gnus-ml.el
+++ b/lisp/gnus/gnus-ml.el
@@ -1,6 +1,6 @@
 ;;; gnus-ml.el --- Mailing list minor mode for Gnus
 
-;; Copyright (C) 2000-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2000-2021 Free Software Foundation, Inc.
 
 ;; Author: Julien Gilles <jgilles@free.fr>
 ;; Keywords: news, mail
diff --git a/lisp/gnus/gnus-mlspl.el b/lisp/gnus/gnus-mlspl.el
index 8cbe858dc9e..ed8d15a2feb 100644
--- a/lisp/gnus/gnus-mlspl.el
+++ b/lisp/gnus/gnus-mlspl.el
@@ -1,6 +1,6 @@
 ;;; gnus-mlspl.el --- a group params-based mail splitting mechanism
 
-;; Copyright (C) 1998-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1998-2021 Free Software Foundation, Inc.
 
 ;; Author: Alexandre Oliva <oliva@lsd.ic.unicamp.br>
 ;; Keywords: news, mail
diff --git a/lisp/gnus/gnus-msg.el b/lisp/gnus/gnus-msg.el
index 3733babfe0f..419b5ead563 100644
--- a/lisp/gnus/gnus-msg.el
+++ b/lisp/gnus/gnus-msg.el
@@ -1,6 +1,6 @@
 ;;; gnus-msg.el --- mail and post interface for Gnus
 
-;; Copyright (C) 1995-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1995-2021 Free Software Foundation, Inc.
 
 ;; Author: Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
 ;;	Lars Magne Ingebrigtsen <larsi@gnus.org>
diff --git a/lisp/gnus/gnus-notifications.el b/lisp/gnus/gnus-notifications.el
index 90e4a98b35d..e772dd8e625 100644
--- a/lisp/gnus/gnus-notifications.el
+++ b/lisp/gnus/gnus-notifications.el
@@ -1,6 +1,6 @@
 ;; gnus-notifications.el -- Send notification on new message in Gnus
 
-;; Copyright (C) 2012-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2012-2021 Free Software Foundation, Inc.
 
 ;; Author: Julien Danjou <julien@danjou.info>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-picon.el b/lisp/gnus/gnus-picon.el
index a4d2d99fb89..92def9a72d0 100644
--- a/lisp/gnus/gnus-picon.el
+++ b/lisp/gnus/gnus-picon.el
@@ -1,6 +1,6 @@
 ;;; gnus-picon.el --- displaying pretty icons in Gnus
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news xpm annotation glyph faces
diff --git a/lisp/gnus/gnus-range.el b/lisp/gnus/gnus-range.el
index 57a97936b1a..1e5d2a066f6 100644
--- a/lisp/gnus/gnus-range.el
+++ b/lisp/gnus/gnus-range.el
@@ -1,6 +1,6 @@
 ;;; gnus-range.el --- range and sequence functions for Gnus
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-registry.el b/lisp/gnus/gnus-registry.el
index 72412595a9a..068066e38c9 100644
--- a/lisp/gnus/gnus-registry.el
+++ b/lisp/gnus/gnus-registry.el
@@ -1,6 +1,6 @@
 ;;; gnus-registry.el --- article registry for Gnus  -*- lexical-binding: t; -*-
 
-;; Copyright (C) 2002-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2002-2021 Free Software Foundation, Inc.
 
 ;; Author: Ted Zlatanov <tzz@lifelogs.com>
 ;; Keywords: news registry
diff --git a/lisp/gnus/gnus-rfc1843.el b/lisp/gnus/gnus-rfc1843.el
index 45a6aff1fae..107e96350bb 100644
--- a/lisp/gnus/gnus-rfc1843.el
+++ b/lisp/gnus/gnus-rfc1843.el
@@ -1,6 +1,6 @@
 ;;; gnus-rfc1843.el --- HZ (rfc1843) decoding interface functions for Gnus
 
-;; Copyright (C) 1998-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1998-2021 Free Software Foundation, Inc.
 
 ;; Author: Shenghuo Zhu <zsh@cs.rochester.edu>
 ;; Keywords: news HZ HZ+ mail i18n
diff --git a/lisp/gnus/gnus-salt.el b/lisp/gnus/gnus-salt.el
index f19678a634a..abaa844f58a 100644
--- a/lisp/gnus/gnus-salt.el
+++ b/lisp/gnus/gnus-salt.el
@@ -1,6 +1,6 @@
 ;;; gnus-salt.el --- alternate summary mode interfaces for Gnus
 
-;; Copyright (C) 1996-1999, 2001-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-1999, 2001-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-score.el b/lisp/gnus/gnus-score.el
index 33c5803f5ab..e74c4980879 100644
--- a/lisp/gnus/gnus-score.el
+++ b/lisp/gnus/gnus-score.el
@@ -1,6 +1,6 @@
 ;;; gnus-score.el --- scoring code for Gnus
 
-;; Copyright (C) 1995-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1995-2021 Free Software Foundation, Inc.
 
 ;; Author: Per Abrahamsen <amanda@iesd.auc.dk>
 ;;	Lars Magne Ingebrigtsen <larsi@gnus.org>
diff --git a/lisp/gnus/gnus-search.el b/lisp/gnus/gnus-search.el
index 3a3722c90a3..44f43b073c8 100644
--- a/lisp/gnus/gnus-search.el
+++ b/lisp/gnus/gnus-search.el
@@ -1,6 +1,6 @@
 ;;; gnus-search.el --- Search facilities for Gnus    -*- lexical-binding: t; -*-
 
-;; Copyright (C) 2020  Free Software Foundation, Inc.
+;; Copyright (C) 2020-2021 Free Software Foundation, Inc.
 
 ;; Author: Eric Abrahamsen <eric@ericabrahamsen.net>
 
diff --git a/lisp/gnus/gnus-sieve.el b/lisp/gnus/gnus-sieve.el
index 5d8f9b55deb..3b79d578644 100644
--- a/lisp/gnus/gnus-sieve.el
+++ b/lisp/gnus/gnus-sieve.el
@@ -1,6 +1,6 @@
 ;;; gnus-sieve.el --- Utilities to manage sieve scripts for Gnus
 
-;; Copyright (C) 2001-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2001-2021 Free Software Foundation, Inc.
 
 ;; Author: NAGY Andras <nagya@inf.elte.hu>,
 ;;	Simon Josefsson <simon@josefsson.org>
diff --git a/lisp/gnus/gnus-spec.el b/lisp/gnus/gnus-spec.el
index 6e3e802c830..a5228551396 100644
--- a/lisp/gnus/gnus-spec.el
+++ b/lisp/gnus/gnus-spec.el
@@ -1,6 +1,6 @@
 ;;; gnus-spec.el --- format spec functions for Gnus
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-srvr.el b/lisp/gnus/gnus-srvr.el
index ba15f1a04cc..34e5ceb3f67 100644
--- a/lisp/gnus/gnus-srvr.el
+++ b/lisp/gnus/gnus-srvr.el
@@ -1,6 +1,6 @@
 ;;; gnus-srvr.el --- virtual server support for Gnus
 
-;; Copyright (C) 1995-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1995-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-start.el b/lisp/gnus/gnus-start.el
index d15fc8217ab..fbdbf41dc05 100644
--- a/lisp/gnus/gnus-start.el
+++ b/lisp/gnus/gnus-start.el
@@ -1,6 +1,6 @@
 ;;; gnus-start.el --- startup functions for Gnus -*- lexical-binding:t -*-
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-sum.el b/lisp/gnus/gnus-sum.el
index 38edc772f8f..b0f9ed4c6f0 100644
--- a/lisp/gnus/gnus-sum.el
+++ b/lisp/gnus/gnus-sum.el
@@ -1,6 +1,6 @@
 ;;; gnus-sum.el --- summary mode commands for Gnus  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-topic.el b/lisp/gnus/gnus-topic.el
index 75de1e031c3..8a77c532d29 100644
--- a/lisp/gnus/gnus-topic.el
+++ b/lisp/gnus/gnus-topic.el
@@ -1,6 +1,6 @@
 ;;; gnus-topic.el --- a folding minor mode for Gnus group buffers
 
-;; Copyright (C) 1995-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1995-2021 Free Software Foundation, Inc.
 
 ;; Author: Ilja Weis <kult@uni-paderborn.de>
 ;;	Lars Magne Ingebrigtsen <larsi@gnus.org>
diff --git a/lisp/gnus/gnus-undo.el b/lisp/gnus/gnus-undo.el
index a852f20109e..b1c1fb832fe 100644
--- a/lisp/gnus/gnus-undo.el
+++ b/lisp/gnus/gnus-undo.el
@@ -1,6 +1,6 @@
 ;;; gnus-undo.el --- minor mode for undoing in Gnus
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus-util.el b/lisp/gnus/gnus-util.el
index ef811c65b86..de3c854ca56 100644
--- a/lisp/gnus/gnus-util.el
+++ b/lisp/gnus/gnus-util.el
@@ -1,6 +1,6 @@
 ;;; gnus-util.el --- utility functions for Gnus
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
@@ -785,7 +785,7 @@ If there's no subdirectory, delete DIRECTORY as well."
   string)
 
 (defsubst gnus-put-text-property-excluding-newlines (beg end prop val)
-  "The same as `put-text-property', but don't put this prop on any newlines in the region."
+  "Like `put-text-property', but don't put this prop on any newlines in the region."
   (save-match-data
     (save-excursion
       (save-restriction
@@ -796,7 +796,7 @@ If there's no subdirectory, delete DIRECTORY as well."
 	(put-text-property beg (point) prop val)))))
 
 (defsubst gnus-put-overlay-excluding-newlines (beg end prop val)
-  "The same as `put-text-property', but don't put this prop on any newlines in the region."
+  "Like `put-text-property', but don't put this prop on any newlines in the region."
   (save-match-data
     (save-excursion
       (save-restriction
diff --git a/lisp/gnus/gnus-uu.el b/lisp/gnus/gnus-uu.el
index db01fb13527..db0ffc6d0df 100644
--- a/lisp/gnus/gnus-uu.el
+++ b/lisp/gnus/gnus-uu.el
@@ -1,6 +1,6 @@
 ;;; gnus-uu.el --- extract (uu)encoded files in Gnus
 
-;; Copyright (C) 1985-1987, 1993-1998, 2000-2020 Free Software
+;; Copyright (C) 1985-1987, 1993-1998, 2000-2021 Free Software
 ;; Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
diff --git a/lisp/gnus/gnus-vm.el b/lisp/gnus/gnus-vm.el
index 08f6ce6d818..533b1e2a580 100644
--- a/lisp/gnus/gnus-vm.el
+++ b/lisp/gnus/gnus-vm.el
@@ -1,6 +1,6 @@
 ;;; gnus-vm.el --- vm interface for Gnus
 
-;; Copyright (C) 1994-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1994-2021 Free Software Foundation, Inc.
 
 ;; Author: Per Persson <pp@gnu.ai.mit.edu>
 ;; Keywords: news, mail
diff --git a/lisp/gnus/gnus-win.el b/lisp/gnus/gnus-win.el
index e900e294c57..18924a3ad0e 100644
--- a/lisp/gnus/gnus-win.el
+++ b/lisp/gnus/gnus-win.el
@@ -1,6 +1,6 @@
 ;;; gnus-win.el --- window configuration functions for Gnus
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/gnus.el b/lisp/gnus/gnus.el
index ade32da60e6..91ab878b22f 100644
--- a/lisp/gnus/gnus.el
+++ b/lisp/gnus/gnus.el
@@ -1,6 +1,6 @@
 ;;; gnus.el --- a newsreader for GNU Emacs  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1987-1990, 1993-1998, 2000-2020 Free Software
+;; Copyright (C) 1987-1990, 1993-1998, 2000-2021 Free Software
 ;; Foundation, Inc.
 
 ;; Author: Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
diff --git a/lisp/gnus/gssapi.el b/lisp/gnus/gssapi.el
index 485d58ad94e..20562fb9ad2 100644
--- a/lisp/gnus/gssapi.el
+++ b/lisp/gnus/gssapi.el
@@ -1,6 +1,6 @@
 ;;; gssapi.el --- GSSAPI/Kerberos 5 interface for Emacs
 
-;; Copyright (C) 2011-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2011-2021 Free Software Foundation, Inc.
 
 ;; Author: Simon Josefsson <simon@josefsson.org>
 ;;         Lars Magne Ingebrigtsen <larsi@gnus.org>
diff --git a/lisp/gnus/legacy-gnus-agent.el b/lisp/gnus/legacy-gnus-agent.el
index 44b6c295b3c..b47e69ffa4b 100644
--- a/lisp/gnus/legacy-gnus-agent.el
+++ b/lisp/gnus/legacy-gnus-agent.el
@@ -1,6 +1,6 @@
 ;;; gnus-agent.el --- Legacy unplugged support for Gnus
 
-;; Copyright (C) 2004-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2004-2021 Free Software Foundation, Inc.
 
 ;; Author: Kevin Greiner <kgreiner@xpediantsolutions.com>
 ;; Keywords: news
diff --git a/lisp/gnus/mail-source.el b/lisp/gnus/mail-source.el
index 43180726c45..52470196f62 100644
--- a/lisp/gnus/mail-source.el
+++ b/lisp/gnus/mail-source.el
@@ -1,6 +1,6 @@
 ;;; mail-source.el --- functions for fetching mail
 
-;; Copyright (C) 1999-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1999-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news, mail
diff --git a/lisp/gnus/message.el b/lisp/gnus/message.el
index 86800f28cc4..3ff3d29b45d 100644
--- a/lisp/gnus/message.el
+++ b/lisp/gnus/message.el
@@ -1,6 +1,6 @@
 ;;; message.el --- composing mail and news messages -*- lexical-binding: t -*-
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: mail, news
@@ -2669,7 +2669,7 @@ Point is left at the beginning of the narrowed-to region."
 	 10000))))
 
 (defun message-sort-headers ()
-  "Sort the headers of the current message according to `message-header-format-alist'."
+  "Sort headers of the current message according to `message-header-format-alist'."
   (interactive)
   (save-excursion
     (save-restriction
diff --git a/lisp/gnus/mm-archive.el b/lisp/gnus/mm-archive.el
index 56253afa193..635e7f4ee84 100644
--- a/lisp/gnus/mm-archive.el
+++ b/lisp/gnus/mm-archive.el
@@ -1,6 +1,6 @@
 ;;; mm-archive.el --- Functions for parsing archive files as MIME
 
-;; Copyright (C) 2012-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2012-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; This file is part of GNU Emacs.
diff --git a/lisp/gnus/mm-bodies.el b/lisp/gnus/mm-bodies.el
index 35332109681..f35ba3a0b91 100644
--- a/lisp/gnus/mm-bodies.el
+++ b/lisp/gnus/mm-bodies.el
@@ -1,6 +1,6 @@
 ;;; mm-bodies.el --- Functions for decoding MIME things
 
-;; Copyright (C) 1998-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1998-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;;	MORIOKA Tomohiko <morioka@jaist.ac.jp>
diff --git a/lisp/gnus/mm-decode.el b/lisp/gnus/mm-decode.el
index 1bce6ca020e..61946aa5811 100644
--- a/lisp/gnus/mm-decode.el
+++ b/lisp/gnus/mm-decode.el
@@ -1,6 +1,6 @@
 ;;; mm-decode.el --- Functions for decoding MIME things  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1998-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1998-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;;	MORIOKA Tomohiko <morioka@jaist.ac.jp>
diff --git a/lisp/gnus/mm-encode.el b/lisp/gnus/mm-encode.el
index d66ae607ed9..8bd3e0b3d2d 100644
--- a/lisp/gnus/mm-encode.el
+++ b/lisp/gnus/mm-encode.el
@@ -1,6 +1,6 @@
 ;;; mm-encode.el --- Functions for encoding MIME things
 
-;; Copyright (C) 1998-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1998-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;;	MORIOKA Tomohiko <morioka@jaist.ac.jp>
diff --git a/lisp/gnus/mm-extern.el b/lisp/gnus/mm-extern.el
index 96f2a78f0d6..4099a10eb35 100644
--- a/lisp/gnus/mm-extern.el
+++ b/lisp/gnus/mm-extern.el
@@ -1,6 +1,6 @@
 ;;; mm-extern.el --- showing message/external-body  -*- lexical-binding:t -*-
 
-;; Copyright (C) 2000-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2000-2021 Free Software Foundation, Inc.
 
 ;; Author: Shenghuo Zhu <zsh@cs.rochester.edu>
 ;; Keywords: message external-body
diff --git a/lisp/gnus/mm-partial.el b/lisp/gnus/mm-partial.el
index 9bf49681648..165c19139ce 100644
--- a/lisp/gnus/mm-partial.el
+++ b/lisp/gnus/mm-partial.el
@@ -1,6 +1,6 @@
 ;;; mm-partial.el --- showing message/partial
 
-;; Copyright (C) 2000-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2000-2021 Free Software Foundation, Inc.
 
 ;; Author: Shenghuo Zhu <zsh@cs.rochester.edu>
 ;; Keywords: message partial
diff --git a/lisp/gnus/mm-url.el b/lisp/gnus/mm-url.el
index 4d56b19c3d7..412a4744125 100644
--- a/lisp/gnus/mm-url.el
+++ b/lisp/gnus/mm-url.el
@@ -1,6 +1,6 @@
 ;;; mm-url.el --- a wrapper of url functions/commands for Gnus
 
-;; Copyright (C) 2001-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2001-2021 Free Software Foundation, Inc.
 
 ;; Author: Shenghuo Zhu <zsh@cs.rochester.edu>
 
diff --git a/lisp/gnus/mm-util.el b/lisp/gnus/mm-util.el
index 958e24c39f5..db42bfa4b10 100644
--- a/lisp/gnus/mm-util.el
+++ b/lisp/gnus/mm-util.el
@@ -1,6 +1,6 @@
 ;;; mm-util.el --- Utility functions for Mule and low level things  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1998-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1998-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;;	MORIOKA Tomohiko <morioka@jaist.ac.jp>
diff --git a/lisp/gnus/mm-uu.el b/lisp/gnus/mm-uu.el
index aedd6c948c2..9d4c4bfead7 100644
--- a/lisp/gnus/mm-uu.el
+++ b/lisp/gnus/mm-uu.el
@@ -1,6 +1,6 @@
 ;;; mm-uu.el --- Return uu stuff as mm handles  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1998-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1998-2021 Free Software Foundation, Inc.
 
 ;; Author: Shenghuo Zhu <zsh@cs.rochester.edu>
 ;; Keywords: postscript uudecode binhex shar forward gnatsweb pgp
diff --git a/lisp/gnus/mm-view.el b/lisp/gnus/mm-view.el
index 015bc79f455..0683703a4ea 100644
--- a/lisp/gnus/mm-view.el
+++ b/lisp/gnus/mm-view.el
@@ -1,6 +1,6 @@
 ;;; mm-view.el --- functions for viewing MIME objects
 
-;; Copyright (C) 1998-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1998-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; This file is part of GNU Emacs.
diff --git a/lisp/gnus/mml-sec.el b/lisp/gnus/mml-sec.el
index 74af99da7e3..c117a3866ab 100644
--- a/lisp/gnus/mml-sec.el
+++ b/lisp/gnus/mml-sec.el
@@ -1,6 +1,6 @@
 ;;; mml-sec.el --- A package with security functions for MML documents
 
-;; Copyright (C) 2000-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2000-2021 Free Software Foundation, Inc.
 
 ;; Author: Simon Josefsson <simon@josefsson.org>
 
diff --git a/lisp/gnus/mml-smime.el b/lisp/gnus/mml-smime.el
index acddb300339..5baeaffa53a 100644
--- a/lisp/gnus/mml-smime.el
+++ b/lisp/gnus/mml-smime.el
@@ -1,6 +1,6 @@
 ;;; mml-smime.el --- S/MIME support for MML
 
-;; Copyright (C) 2000-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2000-2021 Free Software Foundation, Inc.
 
 ;; Author: Simon Josefsson <simon@josefsson.org>
 ;; Keywords: Gnus, MIME, S/MIME, MML
diff --git a/lisp/gnus/mml.el b/lisp/gnus/mml.el
index 47dcb54562c..424215de941 100644
--- a/lisp/gnus/mml.el
+++ b/lisp/gnus/mml.el
@@ -1,6 +1,6 @@
 ;;; mml.el --- A package for parsing and validating MML documents
 
-;; Copyright (C) 1998-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1998-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; This file is part of GNU Emacs.
diff --git a/lisp/gnus/mml1991.el b/lisp/gnus/mml1991.el
index 88864ea3579..a87e642c07d 100644
--- a/lisp/gnus/mml1991.el
+++ b/lisp/gnus/mml1991.el
@@ -1,6 +1,6 @@
 ;;; mml1991.el --- Old PGP message format (RFC 1991) support for MML
 
-;; Copyright (C) 1998-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1998-2021 Free Software Foundation, Inc.
 
 ;; Author: Sascha Lüdecke <sascha@meta-x.de>,
 ;;	Simon Josefsson <simon@josefsson.org> (Mailcrypt interface, Gnus glue)
diff --git a/lisp/gnus/mml2015.el b/lisp/gnus/mml2015.el
index 0765d7b245d..8eda59372fb 100644
--- a/lisp/gnus/mml2015.el
+++ b/lisp/gnus/mml2015.el
@@ -1,6 +1,6 @@
 ;;; mml2015.el --- MIME Security with Pretty Good Privacy (PGP)
 
-;; Copyright (C) 2000-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2000-2021 Free Software Foundation, Inc.
 
 ;; Author: Shenghuo Zhu <zsh@cs.rochester.edu>
 ;; Keywords: PGP MIME MML
diff --git a/lisp/gnus/nnagent.el b/lisp/gnus/nnagent.el
index 1b5b9757dc5..f2acea4fa64 100644
--- a/lisp/gnus/nnagent.el
+++ b/lisp/gnus/nnagent.el
@@ -1,6 +1,6 @@
 ;;; nnagent.el --- offline backend for Gnus
 
-;; Copyright (C) 1997-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1997-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news, mail
diff --git a/lisp/gnus/nnbabyl.el b/lisp/gnus/nnbabyl.el
index 480d794b9ac..130f56ad92f 100644
--- a/lisp/gnus/nnbabyl.el
+++ b/lisp/gnus/nnbabyl.el
@@ -1,6 +1,6 @@
 ;;; nnbabyl.el --- rmail mbox access for Gnus
 
-;; Copyright (C) 1995-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1995-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;;	Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
diff --git a/lisp/gnus/nndiary.el b/lisp/gnus/nndiary.el
index ef520704123..b3e83e494d7 100644
--- a/lisp/gnus/nndiary.el
+++ b/lisp/gnus/nndiary.el
@@ -1,6 +1,6 @@
 ;;; nndiary.el --- A diary back end for Gnus
 
-;; Copyright (C) 1999-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1999-2021 Free Software Foundation, Inc.
 
 ;; Author:        Didier Verna <didier@didierverna.net>
 ;; Created:       Fri Jul 16 18:55:42 1999
diff --git a/lisp/gnus/nndir.el b/lisp/gnus/nndir.el
index 32d6c0f856b..46351d0004f 100644
--- a/lisp/gnus/nndir.el
+++ b/lisp/gnus/nndir.el
@@ -1,6 +1,6 @@
 ;;; nndir.el --- single directory newsgroup access for Gnus
 
-;; Copyright (C) 1995-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1995-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/nndoc.el b/lisp/gnus/nndoc.el
index 81431270d7c..a3a66454853 100644
--- a/lisp/gnus/nndoc.el
+++ b/lisp/gnus/nndoc.el
@@ -1,6 +1,6 @@
 ;;; nndoc.el --- single file access for Gnus
 
-;; Copyright (C) 1995-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1995-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;;	Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
diff --git a/lisp/gnus/nndraft.el b/lisp/gnus/nndraft.el
index a3c26ea4ac0..1f87beda5f5 100644
--- a/lisp/gnus/nndraft.el
+++ b/lisp/gnus/nndraft.el
@@ -1,6 +1,6 @@
 ;;; nndraft.el --- draft article access for Gnus
 
-;; Copyright (C) 1995-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1995-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/nneething.el b/lisp/gnus/nneething.el
index 9f1fdbae5ae..014ad3adfb1 100644
--- a/lisp/gnus/nneething.el
+++ b/lisp/gnus/nneething.el
@@ -1,6 +1,6 @@
 ;;; nneething.el --- arbitrary file access for Gnus
 
-;; Copyright (C) 1995-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1995-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;;	Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
diff --git a/lisp/gnus/nnfolder.el b/lisp/gnus/nnfolder.el
index b7bfd9afd05..9a0219c1436 100644
--- a/lisp/gnus/nnfolder.el
+++ b/lisp/gnus/nnfolder.el
@@ -1,6 +1,6 @@
 ;;; nnfolder.el --- mail folder access for Gnus
 
-;; Copyright (C) 1995-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1995-2021 Free Software Foundation, Inc.
 
 ;; Author: Simon Josefsson <simon@josefsson.org>
 ;;      ShengHuo Zhu <zsh@cs.rochester.edu> (adding NOV)
diff --git a/lisp/gnus/nngateway.el b/lisp/gnus/nngateway.el
index 13cc65bfb85..15e4876642c 100644
--- a/lisp/gnus/nngateway.el
+++ b/lisp/gnus/nngateway.el
@@ -1,6 +1,6 @@
 ;;; nngateway.el --- posting news via mail gateways
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news, mail
diff --git a/lisp/gnus/nnheader.el b/lisp/gnus/nnheader.el
index c97622114dc..a381720f24c 100644
--- a/lisp/gnus/nnheader.el
+++ b/lisp/gnus/nnheader.el
@@ -1,6 +1,6 @@
 ;;; nnheader.el --- header access macros for Gnus and its backends
 
-;; Copyright (C) 1987-1990, 1993-1998, 2000-2020 Free Software
+;; Copyright (C) 1987-1990, 1993-1998, 2000-2021 Free Software
 ;; Foundation, Inc.
 
 ;; Author: Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
diff --git a/lisp/gnus/nnimap.el b/lisp/gnus/nnimap.el
index 61693a08b98..121513117b2 100644
--- a/lisp/gnus/nnimap.el
+++ b/lisp/gnus/nnimap.el
@@ -1,6 +1,6 @@
 ;;; nnimap.el --- IMAP interface for Gnus
 
-;; Copyright (C) 2010-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2010-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;;         Simon Josefsson <simon@josefsson.org>
diff --git a/lisp/gnus/nnmail.el b/lisp/gnus/nnmail.el
index 6ee29a25cd8..d043ae1b426 100644
--- a/lisp/gnus/nnmail.el
+++ b/lisp/gnus/nnmail.el
@@ -1,6 +1,6 @@
 ;;; nnmail.el --- mail support functions for the Gnus mail backends
 
-;; Copyright (C) 1995-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1995-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news, mail
diff --git a/lisp/gnus/nnmairix.el b/lisp/gnus/nnmairix.el
index e53e000beae..c061031b40a 100644
--- a/lisp/gnus/nnmairix.el
+++ b/lisp/gnus/nnmairix.el
@@ -1,6 +1,6 @@
 ;;; nnmairix.el --- Mairix back end for Gnus, the Emacs newsreader
 
-;; Copyright (C) 2007-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2007-2021 Free Software Foundation, Inc.
 
 ;; Author: David Engster <deng@randomsample.de>
 ;; Keywords: mail searching
diff --git a/lisp/gnus/nnmbox.el b/lisp/gnus/nnmbox.el
index 8b3d80266e7..a4863c3e1fa 100644
--- a/lisp/gnus/nnmbox.el
+++ b/lisp/gnus/nnmbox.el
@@ -1,6 +1,6 @@
 ;;; nnmbox.el --- mail mbox access for Gnus
 
-;; Copyright (C) 1995-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1995-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;;	Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
diff --git a/lisp/gnus/nnmh.el b/lisp/gnus/nnmh.el
index 5584dad45f1..82ed091982e 100644
--- a/lisp/gnus/nnmh.el
+++ b/lisp/gnus/nnmh.el
@@ -1,6 +1,6 @@
 ;;; nnmh.el --- mhspool access for Gnus
 
-;; Copyright (C) 1995-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1995-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;;	Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
diff --git a/lisp/gnus/nnml.el b/lisp/gnus/nnml.el
index c648e3aae7c..ebececa3ce2 100644
--- a/lisp/gnus/nnml.el
+++ b/lisp/gnus/nnml.el
@@ -1,6 +1,6 @@
 ;;; nnml.el --- mail spool access for Gnus
 
-;; Copyright (C) 1995-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1995-2021 Free Software Foundation, Inc.
 
 ;; Authors: Didier Verna <didier@didierverna.net> (adding compaction)
 ;;	Simon Josefsson <simon@josefsson.org>
diff --git a/lisp/gnus/nnoo.el b/lisp/gnus/nnoo.el
index ba527a1c4b6..9bb86d65aba 100644
--- a/lisp/gnus/nnoo.el
+++ b/lisp/gnus/nnoo.el
@@ -1,6 +1,6 @@
 ;;; nnoo.el --- OO Gnus Backends
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/nnregistry.el b/lisp/gnus/nnregistry.el
index 29ca56817ed..e78f93d829a 100644
--- a/lisp/gnus/nnregistry.el
+++ b/lisp/gnus/nnregistry.el
@@ -1,7 +1,7 @@
 ;;; nnregistry.el --- access to articles via Gnus' message-id registry
 ;;; -*- coding: utf-8 -*-
 
-;; Copyright (C) 2010-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2010-2021 Free Software Foundation, Inc.
 
 ;; Author: Ludovic Courtès <ludo@gnu.org>
 ;; Keywords: news, mail
diff --git a/lisp/gnus/nnrss.el b/lisp/gnus/nnrss.el
index 48c07da1cc8..f9e0a08a06e 100644
--- a/lisp/gnus/nnrss.el
+++ b/lisp/gnus/nnrss.el
@@ -1,6 +1,6 @@
 ;;; nnrss.el --- interfacing with RSS
 
-;; Copyright (C) 2001-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2001-2021 Free Software Foundation, Inc.
 
 ;; Author: Shenghuo Zhu <zsh@cs.rochester.edu>
 ;; Keywords: RSS
diff --git a/lisp/gnus/nnselect.el b/lisp/gnus/nnselect.el
index e4753fe95c8..ba0e60a2673 100644
--- a/lisp/gnus/nnselect.el
+++ b/lisp/gnus/nnselect.el
@@ -1,6 +1,6 @@
 ;;; nnselect.el --- a virtual group backend   -*- lexical-binding:t -*-
 
-;; Copyright (C) 2020 Free Software Foundation, Inc.
+;; Copyright (C) 2020-2021 Free Software Foundation, Inc.
 
 ;; Author: Andrew Cohen <cohen@andy.bu.edu>
 ;; Keywords: news mail
diff --git a/lisp/gnus/nnspool.el b/lisp/gnus/nnspool.el
index 0b6bba5fea7..9de59d8631d 100644
--- a/lisp/gnus/nnspool.el
+++ b/lisp/gnus/nnspool.el
@@ -1,6 +1,6 @@
 ;;; nnspool.el --- spool access for GNU Emacs
 
-;; Copyright (C) 1988-1990, 1993-1998, 2000-2020 Free Software
+;; Copyright (C) 1988-1990, 1993-1998, 2000-2021 Free Software
 ;; Foundation, Inc.
 
 ;; Author: Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
diff --git a/lisp/gnus/nntp.el b/lisp/gnus/nntp.el
index 887dce3472f..7e10e151a4d 100644
--- a/lisp/gnus/nntp.el
+++ b/lisp/gnus/nntp.el
@@ -1,6 +1,6 @@
 ;;; nntp.el --- nntp access for Gnus  -*- lexical-binding:t -*-
 
-;; Copyright (C) 1987-1990, 1992-1998, 2000-2020 Free Software
+;; Copyright (C) 1987-1990, 1992-1998, 2000-2021 Free Software
 ;; Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
@@ -600,7 +600,7 @@ retried once before actually displaying the error report."
     nil)))
 
 (defun nntp-with-open-group-function (group server connectionless bodyfun)
-  "Protect against servers that don't like clients that keep idle connections opens.
+  "Protect against servers that don't like clients that keep idle connections open.
 The problem being that these servers may either close a connection or
 simply ignore any further requests on a connection.  Closed
 connections are not detected until `accept-process-output' has updated
@@ -651,7 +651,7 @@ command whose response triggered the error."
     nntp-with-open-group-internal))
 
 (defmacro nntp-with-open-group (group server &optional connectionless &rest forms)
-  "Protect against servers that don't like clients that keep idle connections opens.
+  "Protect against servers that don't like clients that keep idle connections open.
 The problem being that these servers may either close a connection or
 simply ignore any further requests on a connection.  Closed
 connections are not detected until `accept-process-output' has updated
diff --git a/lisp/gnus/nnvirtual.el b/lisp/gnus/nnvirtual.el
index 3e9e608a099..1e2feda6365 100644
--- a/lisp/gnus/nnvirtual.el
+++ b/lisp/gnus/nnvirtual.el
@@ -1,6 +1,6 @@
 ;;; nnvirtual.el --- virtual newsgroups access for Gnus
 
-;; Copyright (C) 1994-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1994-2021 Free Software Foundation, Inc.
 
 ;; Author: David Moore <dmoore@ucsd.edu>
 ;;	Lars Magne Ingebrigtsen <larsi@gnus.org>
@@ -667,7 +667,7 @@ the result."
 
 
 (defun nnvirtual-create-mapping (dont-check)
-  "Build the tables necessary to map between component (group, article) to virtual article.
+  "Build tables to map between component (group, article) to virtual article.
 Generate the set of read messages and marks for the virtual group
 based on the marks on the component groups."
   (let ((cnt 0)
diff --git a/lisp/gnus/nnweb.el b/lisp/gnus/nnweb.el
index 64b6f495197..b8fb4a8373a 100644
--- a/lisp/gnus/nnweb.el
+++ b/lisp/gnus/nnweb.el
@@ -1,6 +1,6 @@
 ;;; nnweb.el --- retrieving articles via web search engines
 
-;; Copyright (C) 1996-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news
diff --git a/lisp/gnus/score-mode.el b/lisp/gnus/score-mode.el
index d8d8af8de1b..b8726c03c3e 100644
--- a/lisp/gnus/score-mode.el
+++ b/lisp/gnus/score-mode.el
@@ -1,6 +1,6 @@
 ;;; score-mode.el --- mode for editing Gnus score files
 
-;; Copyright (C) 1996, 2001-2020 Free Software Foundation, Inc.
+;; Copyright (C) 1996, 2001-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: news, mail
diff --git a/lisp/gnus/smiley.el b/lisp/gnus/smiley.el
index 3edae04fcc0..d9e04f3b40c 100644
--- a/lisp/gnus/smiley.el
+++ b/lisp/gnus/smiley.el
@@ -1,6 +1,6 @@
 ;;; smiley.el --- displaying smiley faces
 
-;; Copyright (C) 2000-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2000-2021 Free Software Foundation, Inc.
 
 ;; Author: Dave Love <fx@gnu.org>
 ;; Keywords: news mail multimedia
diff --git a/lisp/gnus/smime.el b/lisp/gnus/smime.el
index 08d45e53155..ae5d171d871 100644
--- a/lisp/gnus/smime.el
+++ b/lisp/gnus/smime.el
@@ -1,6 +1,6 @@
 ;;; smime.el --- S/MIME support library  -*- lexical-binding:t -*-
 
-;; Copyright (C) 2000-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2000-2021 Free Software Foundation, Inc.
 
 ;; Author: Simon Josefsson <simon@josefsson.org>
 ;; Keywords: SMIME X.509 PEM OpenSSL
diff --git a/lisp/gnus/spam-report.el b/lisp/gnus/spam-report.el
index f414c1ef069..8c148ce9d91 100644
--- a/lisp/gnus/spam-report.el
+++ b/lisp/gnus/spam-report.el
@@ -1,6 +1,6 @@
 ;;; spam-report.el --- Reporting spam
 
-;; Copyright (C) 2002-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2002-2021 Free Software Foundation, Inc.
 
 ;; Author: Ted Zlatanov <tzz@lifelogs.com>
 ;; Keywords: network, spam, mail, gmane, report
diff --git a/lisp/gnus/spam-stat.el b/lisp/gnus/spam-stat.el
index bf593865d72..3662ade2663 100644
--- a/lisp/gnus/spam-stat.el
+++ b/lisp/gnus/spam-stat.el
@@ -1,6 +1,6 @@
 ;;; spam-stat.el --- detecting spam based on statistics
 
-;; Copyright (C) 2002-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2002-2021 Free Software Foundation, Inc.
 
 ;; Author: Alex Schroeder <alex@gnu.org>
 ;; Keywords: network
diff --git a/lisp/gnus/spam-wash.el b/lisp/gnus/spam-wash.el
index 7ce0ce24d17..1d00a39060d 100644
--- a/lisp/gnus/spam-wash.el
+++ b/lisp/gnus/spam-wash.el
@@ -1,6 +1,6 @@
 ;;; spam-wash.el --- wash spam before analysis
 
-;; Copyright (C) 2004, 2007-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2004, 2007-2021 Free Software Foundation, Inc.
 
 ;; Author: Andrew Cohen <cohen@andy.bu.edu>
 ;; Keywords: mail
diff --git a/lisp/gnus/spam.el b/lisp/gnus/spam.el
index e74aef3efe6..22810332b65 100644
--- a/lisp/gnus/spam.el
+++ b/lisp/gnus/spam.el
@@ -1,6 +1,6 @@
 ;;; spam.el --- Identifying spam
 
-;; Copyright (C) 2002-2020 Free Software Foundation, Inc.
+;; Copyright (C) 2002-2021 Free Software Foundation, Inc.
 
 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Maintainer: Ted Zlatanov <tzz@lifelogs.com>