Merge from origin/emacs-25

dbb3410 python.el: Fix detection of native completion in Python 3 (bu...
91c97b6 * Makefile.in (install-arch-indep): Skip etc/refcards/emacsve...
9c1cb8d * lisp/subr.el (set-transient-map): Exit for unbound events (...
9c247d2 Update category-table for Chinese characters
43986d1 Inhibit buffer relocation during regex searches
fee4cef Revert fixes to allocation of regex matching

diff --cc Makefile.in
Simple merge

diff --cc lisp/international/characters.el
Simple merge

diff --cc lisp/progmodes/python.el
Simple merge

diff --cc lisp/subr.el
Simple merge

diff --cc src/dired.c
Simple merge

diff --cc src/regex.c
Simple merge

diff --cc src/regex.h
Simple merge

diff --cc src/search.c
Simple merge