* lisp/progmodes/python.el: Use lexical-binding.
(python-nav-beginning-of-defun): Stop searching ASAP.
Make Electric Pair mode smarter/more useful:

* lisp/electric.el: Pairing/skipping helps preserve
  balance. Autobackspacing behaviour. Opens extra newlines between
  pairs. Skip whitespace before closing delimiters.

* lisp/emacs-lisp/lisp-mode.el (lisp-mode-variables): Use new
  features.

* test/automated/electric-tests.lisp: New file.

* doc/emacs/programs.texi: Describe new features.

* lisp/simple.el: Pass non-nil interactive arg to newline call inside
  newline-and-indent.
lisp/gnus/gnus-sum.el (gnus-summary-respool-query): Make split tracing work in nnimap groups, too
shr didn't fill Japanese text correctly any more

* net/shr.el (shr-find-fill-point): Don't try to fill if the
indentation level is larger than the width, because that will
infloop.
(shr-insert): Fill repeatedly long texts, so that Japanese is
formatted correctly.
shr didn't fill Japanese text correctly any more

* net/shr.el (shr-find-fill-point): Don't try to fill if the
indentation level is larger than the width, because that will
infloop.
(shr-insert): Fill repeatedly long texts, so that Japanese is
formatted correctly.
Fix another shr infloop in the filling code

(shr-find-fill-point): Off by one error in comparison with the
indentation.
Sync better from sources.

* CXTERM-DIC/ARRAY30.tit, CXTERM-DIC/4Corner.tit:
* CXTERM-DIC/QJ.tit, CXTERM-DIC/QJ-b5.tit:
Omit blank lines not present in the original.
* CXTERM-DIC/CCDOSPY.tit:
* CXTERM-DIC/PY-b5.tit:
* CXTERM-DIC/SW.tit, CXTERM-DIC/TONEPY.tit:
* MISC-DIC/pinyin.map, MISC-DIC/ziranma.cin:
Clarify which header lines were added for Emacs.
* CXTERM-DIC/README:
Clarify what changes we made, and where the files came from.
* MISC-DIC/README, MISC-DIC/pinyin.map, MISC-DIC/ziranma.cin:
Update URLs.
* SKK-DIC/SKK-JISYO.L: Update from upstream.
More doc updates

* commands.texi (Reading One Event): Mention keyboard coding.

* functions.texi (Function Cells):
* eval.texi (Function Indirection): Update for the fact that
symbol-function no longer signals an error.

* keymaps.texi (Translation Keymaps, Translation Keymaps):
* nonascii.texi (Terminal I/O Encoding): Copyedits.

* data.c (Fsymbol_function): Doc fix.
* admin/admin.el: Minor cleanups.

* admin/admin.el (manual-misc-manuals, make-manuals):
(manual-pdf, cusver-find-files):
(cusver-new-version, cusver-scan, cusver-goto-xref):
(cusver-check): Doc fix.
(manual-html-node, cusver-check): Use `user-error'.