Merge from origin/emacs-24

Merge from origin/emacs-24

e726f20 Handle "#" operator properly inside macro.  Fix coding bug.
618931b Handle dead frame in menu-bar-non-minibuffer-window-p.  (Bug#19728)
017a03a Document MS-Windows file-name idiosyncrasies  (Bug#19463)
f3faf4f Fix description of Customize buffer in Emacs manual.
1c1d0b7 Fix a typo in the Emacs manual's Hungry Delete description.
be7fb82 src/dispextern.h (FACE_FOR_CHAR): Fix the commentary.
33c4409 Spelling fixes
6c8231e python.el: Handle tabs in python-indent-dedent-line.
41c3b92 * lisp/progmodes/python.el: Respect user indentation after comment.
868df45 Avoid compiler warnings in decode_env_path.
b28c979 Fix XEmacs version typo in comment and ChangeLog
989fb32 Improve solution of bug #19701
6310530 Fix refilling of list of language environments in User Manual
c4c447d Restore XEmacs compatibility

Conflicts:
	doc/emacs/ChangeLog
	lisp/ChangeLog
	src/ChangeLog
	test/ChangeLog