* lisp/emacs-lisp/bindat.el: Use lexical-binding.
(bindat--unpack-group, bindat--length-group, bindat--pack-group):
Declare `last` and `tag` as dyn-scoped.
(bindat-unpack, bindat-pack): Bind `bindat-raw` and `bindat-idx` via
`let` rather than via the formal arglist.

* lisp/emacs-lisp/package-x.el:
* lisp/emacs-lisp/generic.el:
* lisp/emacs-lisp/eieio-opt.el:
* lisp/emacs-lisp/derived.el:
* lisp/emacs-lisp/crm.el: Use lexical-binding.

* lisp/emacs-lisp/helper.el: Use lexical-binding.
(Helper-help-map): Move initialization into declaration.

* lisp/emacs-lisp/regi.el: Use lexical-binding.
(regi-interpret): Remove unused var `tstart`.
Declare `curframe`, `curentry` and `curline` as dyn-scoped.

* lisp/emacs-lisp/shadow.el: Use lexical-binding.
(load-path-shadows-find): Remove unused var `file`.
Tighten a regexp, use `push`.

* lisp/emacs-lisp/tcover-ses.el: Use lexical-binding.  Require `ses`.
Remove correspondingly redundant declarations.
(ses--curcell-overlay): Declare.
(ses-exercise): Use `dlet` and use a properly-prefixed var name.
Fix name of `curcell-overlay` variable.

* lisp/emacs-lisp/unsafep.el: Use lexical-binding.
(unsafep): Bind `unsafep-vars` via `let` rather than via the formal arglist.

Run "TZ=UTC0 admin/update-copyright".

* admin/notes/unicode: Mention this.
* lisp/international/titdic-cnv.el:
Go back to iso-2022-7bit for this file, since utf-8-emacs unified
characters that tsanq-quick-converter did not want unified.
Problem reported by Eli Zaretskii in:
https://lists.gnu.org/r/emacs-devel/2020-01/msg00156.html

Run "TZ=UTC0 admin/update-copyright $(git ls-files)".

0b810eb Fix a typo in char-width-table
3f00db7 Minor update in admin/notes/unicode
bcd0115 Fix lisp indent infloop on unfinished strings (Bug#37045)
5f992d1 Improve commentary in composite.el
3a04be2 ; Improve commentary in xdisp.c
15de1d1 Fix markup in dired-x.texi
bda7fc7 ; Fix typo in a doc string of speedbar.el
6f57ef9 * src/callproc.c (Fcall_process): Doc fix.

# Conflicts:
#	doc/misc/dired-x.texi
#	lisp/international/characters.el
#	src/callproc.c

* admin/notes/unicode: Mention changes to be done in
setup-default-fontset in fontset.el.  (Bug#14461)

* admin/unidata/copyright.html:
* admin/unidata/UnicodeData.txt:
* admin/unidata/SpecialCasing.txt:
* admin/unidata/NormalizationTest.txt:
* admin/unidata/Blocks.txt:
* admin/unidata/BidiMirroring.txt:
* admin/unidata/BidiBrackets.txt: New versions from Unicode 12.0.
* admin/unidata/unidata-gen.el (unidata-gen-file):
* admin/unidata/blocks.awk (name2alias): Adapt to changes in
new data files.
* admin/notes/unicode: Update and improve instructions for
importing a new Unicode Standard.

* lisp/international/characters.el (char-width-table): Update
lists of characters according to Unicode 12.0.
* lisp/international/fontset.el (script-representative-chars):
Add characters from new scripts to 'script-representative-chars'.
(otf-script-alist): Update according to data on the MS site.
* lisp/international/mule-cmds.el (ucs-names): Update unused
ranges of codepoints according to Unicode 12.0.

* test/lisp/international/ucs-normalize-tests.el
(ucs-normalize-tests--failing-lines-part1)
(ucs-normalize-tests--failing-lines-part2): Update for the new
NormalizationTest.txt file.
* test/manual/BidiCharacterTest.txt: Update with the new
version from Unicode 12.0.

2fcf2df Fix copyright years by hand
26bed8b Update copyright year to 2019
2814292 Fix value of default frame height.  (Bug#33921)