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

* admin/unidata/Makefile.in (extraclean): Don't delete macuvs.h,
because it's a checked-in file, and make targets altering
checked-in files is confusing.

* admin/unidata/Makefile.in (maintainer-clean):
Instead of removing macuvs.h here ...
(extraclean): ... Remove it here.
* admin/unidata/uvs.el (uvs-print-table-ivd):
Add to comment explaining why macuvs.h is in Git.
* src/macuvs.h: Regenerate and re-add to Git.

It can be generated automatically and easily during a normal
bootstrap, so there’s no need to keep it in the repository.
* admin/unidata/Makefile.in (maintainer-clean):
Behave like extraclean and remove macuvs.h etc.
* src/macuvs.h: Remove.

* src/Makefile.in (extraclean): Remove TAGS and config.in.

* Makefile.in (extraclean): Remove info, configure and
emacsver.texi in extraclean.
* admin/unidata/Makefile.in (extraclean): Make it depend on
distclean to remove .elc files.

* leim/Makefile.in (extraclean): Depend on bootstrap-clean to
remove generated .el files.

* lib/Makefile.in (extraclean): Added target to remove sys
directory and run distclean.

* lisp/Makefile.in (extraclean): Also remove loaddefs*.el~ files.

* 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.

5f2aa32 Update Unicode copyright notice

* admin/unidata/copyright.html: Updated version from the
Unicode Consortium's site.

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