Prefer directed to neutral quotes

Prefer directed to neutral quotes in docstings and diagnostics.
In docstrings, escape apostrophes that would otherwise be translated
to curved quotes using the newer, simpler rules.
* admin/unidata/unidata-gen.el (unidata-gen-table):
* lisp/align.el (align-region):
* lisp/allout.el (allout-mode, allout-solicit-alternate-bullet):
* lisp/bookmark.el (bookmark-default-annotation-text):
* lisp/calc/calc-aent.el (math-read-if, math-read-factor):
* lisp/calc/calc-lang.el (math-read-giac-subscr)
(math-read-math-subscr):
* lisp/calc/calc-misc.el (report-calc-bug):
* lisp/calc/calc-prog.el (calc-fix-token-name)
(calc-read-parse-table-part):
* lisp/cedet/ede/pmake.el (ede-proj-makefile-insert-dist-rules):
* lisp/cedet/semantic/complete.el (semantic-displayor-show-request):
* lisp/dabbrev.el (dabbrev-expand):
* lisp/emacs-lisp/checkdoc.el (checkdoc-this-string-valid-engine):
* lisp/emacs-lisp/elint.el (elint-get-top-forms):
* lisp/emacs-lisp/lisp-mnt.el (lm-verify):
* lisp/emulation/viper-cmd.el (viper-toggle-search-style):
* lisp/erc/erc-button.el (erc-nick-popup):
* lisp/erc/erc.el (erc-cmd-LOAD, erc-handle-login):
* lisp/eshell/em-dirs.el (eshell/cd):
* lisp/eshell/em-glob.el (eshell-glob-regexp):
* lisp/eshell/em-pred.el (eshell-parse-modifiers):
* lisp/eshell/esh-arg.el (eshell-parse-arguments):
* lisp/eshell/esh-opt.el (eshell-show-usage):
* lisp/files-x.el (modify-file-local-variable):
* lisp/filesets.el (filesets-add-buffer, filesets-remove-buffer)
(filesets-update-pre010505):
* lisp/find-cmd.el (find-generic, find-to-string):
* lisp/gnus/auth-source.el (auth-source-netrc-parse-entries):
* lisp/gnus/gnus-agent.el (gnus-agent-check-overview-buffer)
(gnus-agent-fetch-headers):
* lisp/gnus/gnus-int.el (gnus-start-news-server):
* lisp/gnus/gnus-registry.el:
(gnus-registry--split-fancy-with-parent-internal):
* lisp/gnus/gnus-score.el (gnus-summary-increase-score):
* lisp/gnus/gnus-start.el (gnus-convert-old-newsrc):
* lisp/gnus/gnus-topic.el (gnus-topic-rename):
* lisp/gnus/legacy-gnus-agent.el (gnus-agent-unlist-expire-days):
* lisp/gnus/nnmairix.el (nnmairix-widget-create-query):
* lisp/gnus/spam.el (spam-check-blackholes):
* lisp/mail/feedmail.el (feedmail-run-the-queue):
* lisp/mpc.el (mpc-playlist-rename):
* lisp/net/ange-ftp.el (ange-ftp-shell-command):
* lisp/net/mairix.el (mairix-widget-create-query):
* lisp/net/tramp-cache.el:
* lisp/obsolete/otodo-mode.el (todo-more-important-p):
* lisp/obsolete/pgg-gpg.el (pgg-gpg-process-region):
* lisp/obsolete/pgg-pgp.el (pgg-pgp-process-region):
* lisp/obsolete/pgg-pgp5.el (pgg-pgp5-process-region):
* lisp/org/ob-core.el (org-babel-goto-named-src-block)
(org-babel-goto-named-result):
* lisp/org/ob-fortran.el (org-babel-fortran-ensure-main-wrap):
* lisp/org/ob-ref.el (org-babel-ref-resolve):
* lisp/org/org-agenda.el (org-agenda-prepare):
* lisp/org/org-bibtex.el (org-bibtex-fields):
* lisp/org/org-clock.el (org-clock-notify-once-if-expired)
(org-clock-resolve):
* lisp/org/org-feed.el (org-feed-parse-atom-entry):
* lisp/org/org-habit.el (org-habit-parse-todo):
* lisp/org/org-mouse.el (org-mouse-popup-global-menu)
(org-mouse-context-menu):
* lisp/org/org-table.el (org-table-edit-formulas):
* lisp/org/ox.el (org-export-async-start):
* lisp/play/dunnet.el (dun-score, dun-help, dun-endgame-question)
(dun-rooms, dun-endgame-questions):
* lisp/progmodes/ada-mode.el (ada-goto-matching-start):
* lisp/progmodes/ada-xref.el (ada-find-executable):
* lisp/progmodes/antlr-mode.el (antlr-options-alists):
* lisp/progmodes/flymake.el (flymake-parse-err-lines)
(flymake-start-syntax-check-process):
* lisp/progmodes/python.el (python-define-auxiliary-skeleton):
* lisp/progmodes/sql.el (sql-comint):
* lisp/progmodes/verilog-mode.el (verilog-load-file-at-point):
* lisp/server.el (server-get-auth-key):
* lisp/subr.el (version-to-list):
* lisp/textmodes/reftex-ref.el (reftex-label):
* lisp/textmodes/reftex-toc.el (reftex-toc-rename-label):
* lisp/vc/ediff-diff.el (ediff-same-contents):
* lisp/vc/vc-cvs.el (vc-cvs-mode-line-string):
* test/automated/tramp-tests.el (tramp-test33-asynchronous-requests):
Use directed rather than neutral quotes in diagnostics.

lisp/pcmpl-x.el

@@ -223,7 +223,7 @@
 ;;;###autoload
 (defun pcomplete/ack ()
   "Completion for the `ack' command.
-Start an argument with '-' to complete short options and '--' for
+Start an argument with `-' to complete short options and `--' for
 long options."
   ;; No space after =
   (while t