rx-anything. Change `not-wordchar' assignment to "\\W" from
"[^[:word:]]".
(rx-group-if): New function.
(rx-parent): New variable.
(rx-and, rx-or): Put shy groups only when necessary.
(rx-bracket): Remove.
(rx-anything): New function.
(rx-any-delete-from-range, rx-any-condense-range)
(rx-check-any-string): New functions.
(rx-check-any): Return result as a list. Don't convert chars to
strings. Don't prepend "\\" to "^". Don't search for close
bracket. Check char category string. Call rx-form instead of
rx-to-string.
(rx-any): Rebuid to complete the function.
(rx-check-not): Fix char category regexp pattern string. Call
rx-form instead of rx-to-string.
(rx-not): Call rx-form instead of rx-to-string. Convert "[^]" to
"[^^]". Call regexp-quote for one char string when not called from
rx-not. Add "\\w", and toggle to upcase. Add the case of
"\\[SCBW]" to toggle.
(rx-=, rx->=, rx -**, rx-repeat, rx-submatch): Call rx-form
instead of rx-to-string.
(rx-kleene): Call rx-form instead of rx-to-string. Call
rx-group-if to adjust putting of shy groups.
(rx-atomic-p): Make check more precisely.
(rx-eval, rx-greedy): Call rx-form instead of rx-to-string.
(rx-regexp): Call rx-group-if.
(rx-form): New function.
(rx-to-string): Call rx-form, rx-group-if. Refine definition of
NO-GROUP.
for most options that customizing them doesn't affect buffers
already displaying footnotes.
(Footnote-refresh-footnotes, Footnote-renumber-footnotes): Fix
handling of text properties and identical start/end tags. Do
not use format when renumbering.
(Footnote-set-style): Make it work.
(Footnote-insert-numbered-footnote): Simplify.
(Footnote-narrow-to-footnotes, Footnote-insert-footnote)
(Footnote-goto-footnote): Fix handling of empty section tag.
(Footnote-delete-footnote): Fix handling of identical start/end
tags, empty section tag, and spaced footnotes. Do not use
kill-region.
(footnote-mode): Make most options buffer-local to avoid that
customizing messes up handling of footnotes in buffers that
already display them.
(dos-codepage-setup): Use it to compute a value of locale with which to call
set-locale-environment. Remove code to set terminal, keyboard, and
file-name encoding (done by set-locale-environment).
(IT-character-translations, cjk-codepages-alist): Remove variables.
(IT-display-table-setup, dos-cpNNN-setup): Remove functions.
(IT-unicode-translations): Remove charset and base elements. Add translations
for Latin-1 characters.
(IT-setup-unicode-display): Accept a CODING argument. Don't use base and
chset elements of IT-unicode-translations. Don't wrap translation in "{...}".
Set up translations only for characters for which unencodable-char-position
returns non-nil.
(dos-codepage-setup): Don't use special-case codepages in cjk-codepages-alist.
