Back in Emacs-21.1, `define-minor-mode` grew keywords arguments to
replace its old positional arguments.  Let's make sure we don't use
the old-style any more.

* lisp/org/ox-beamer.el (org-beamer-mode-map): Move initialization
into declaration.
(org-beamer-mode):
* lisp/textmodes/tildify.el (tildify-mode):
* lisp/textmodes/sgml-mode.el (html-autoview-mode):
* lisp/textmodes/rst.el (rst-minor-mode):
* lisp/textmodes/remember.el (remember-notes-mode):
* lisp/textmodes/ispell.el (ispell-minor-mode):
* lisp/tar-mode.el (tar-subfile-mode):
* lisp/strokes.el (strokes-mode):
* lisp/so-long.el (so-long-minor-mode):
* lisp/shell.el (shell-dirtrack-mode):
* lisp/scroll-all.el (scroll-all-mode):
* lisp/ruler-mode.el (ruler-mode):
* lisp/rect.el (rectangle-mark-mode):
* lisp/progmodes/sh-script.el (sh-electric-here-document-mode):
* lisp/outline.el (outline-minor-mode):
* lisp/org/org.el (org-cdlatex-mode):
* lisp/org/org-table.el (org-table-header-line-mode)
(org-table-follow-field-mode, orgtbl-mode):
* lisp/org/org-src.el (org-src-mode):
* lisp/org/org-list.el (org-list-checkbox-radio-mode):
* lisp/org/org-indent.el (org-indent-mode):
* lisp/org/org-capture.el (org-capture-mode):
* lisp/obsolete/pc-select.el (pc-selection-mode):
* lisp/obsolete/iswitchb.el (iswitchb-mode):
* lisp/net/rcirc.el (rcirc-omit-mode, rcirc-multiline-minor-mode)
(rcirc-track-minor-mode):
* lisp/net/goto-addr.el (goto-address-mode, goto-address-prog-mode):
* lisp/image-mode.el (image-minor-mode):
* lisp/ibuf-ext.el (ibuffer-auto-mode):
* lisp/gnus/gnus-cite.el (gnus-message-citation-mode):
* lisp/font-core.el (font-lock-mode):
* lisp/erc/erc.el (define-erc-module):
* lisp/erc/erc-track.el (erc-track-minor-mode):
* lisp/erc/erc-fill.el (erc-fill-mode):
* lisp/epa-mail.el (epa-mail-mode):
* lisp/emacs-lisp/checkdoc.el (checkdoc-minor-mode):
* lisp/dirtrack.el (dirtrack-mode, dirtrack-debug-mode):
* lisp/dired-aux.el (dired-isearch-filenames-mode):
* lisp/cedet/semantic/idle.el (semantic-idle-scheduler-mode):
* lisp/cedet/semantic/decorate/mode.el (semantic-decoration-mode):
* lisp/autoarg.el (autoarg-mode, autoarg-kp-mode):
* lisp/vc/pcvs.el (cvs-minor-mode):
Avoid old-style positional args to `define-minor-mode`.

(log-edit-show-diff): Simplify accordingly.

* lisp/vc/ediff-util.el (ediff-load-hook): Remove code commented out
since the file was added in 1995.

* lisp/vc/ediff-mult.el (ediff-intersect-directories)
(ediff-get-directory-files-under-revision): Don't use above
obsolete alias.
* lisp/vc/ediff-util.el (ediff-copy-list): Make alias obsolete.

* lisp/bs.el:
* lisp/calendar/timeclock.el:
* lisp/cedet/semantic/bovine/grammar.el:
* lisp/cedet/semantic/grammar.el:
* lisp/cedet/semantic/wisent.el:
* lisp/cedet/semantic/wisent/comp.el:
* lisp/cedet/semantic/wisent/java-tags.el:
* lisp/cedet/semantic/wisent/wisent.el:
* lisp/erc/erc.el:
* lisp/net/newst-treeview.el:
* lisp/recentf.el:
* lisp/ruler-mode.el:
* lisp/textmodes/remember.el:
* lisp/thumbs.el:
* lisp/tree-widget.el:
* lisp/vc/vc-hg.el: Delete empty "History" sections.

* lisp/cedet/semantic/grammar.el
(semantic-grammar-header-template): Don't add "History" section to
generated file.

* lisp/align.el (align-region):
Remove always-nil variable `group-c`.
* lisp/ido.el (ido-make-prompt): Remove always-nil variable `prefix`.

* lisp/xdg.el (xdg-mime-collect-associations):
Remove always-nil variable `end`.

* lisp/calc/calc-yank.el (calc-edit):
Remove always-nil variable `flag`.

* lisp/calendar/todo-mode.el (todo-edit-item--header):
Remove always-nil variable `dayname`.
(todo-show-categories-table):
Remove always-nil variable `sortkey`.

* lisp/emacs-lisp/checkdoc.el (checkdoc-ispell-docstring-engine):
Remove always-nil variable `err`.

* lisp/emacs-lisp/tcover-ses.el: Remove always-nil variable `pause`.

* lisp/eshell/em-ls.el (eshell-ls-files):
Remove always-nil variable `ignore`.

* lisp/net/ange-ftp.el (ange-ftp-copy-file-internal): Remove always-nil
variable `temp2`.

* lisp/progmodes/cperl-mode.el (cperl-tags-hier-init): Remove
always-nil variables `l1`, `l2`, `l3`.
(cperl-tags-treeify): Remove always-nil variable `l1`.

* lisp/progmodes/ebrowse.el (ebrowse-tags-read-member+class-name):
Remove always-nil variable `class`.

* lisp/textmodes/artist.el (artist-draw-ellipse-with-0-height):
Remove always-nil variable `fill-info`.

* lisp/textmodes/flyspell.el (flyspell-emacs-popup):
Remove always-nil variable `show-affix-info`.

* lisp/textmodes/rst.el (rst-Ado):
Remove always-nil variable `char`.

* lisp/vc/vc.el (vc-diff-build-argument-list-internal):
Remove always-nil variable `rev2-default`.

(cvs-parse-table, cvs-parse-merge, cvs-parse-status, cvs-parse-commit):
Declare vars set by `cvs-match` as dynamic.