Allow undoing changes while doing query-replace
commite1d749bd7e0d68ab063eae3927caede6039a33cf
authorTino Calancha <f92capac@gmail.com>
Wed, 24 Feb 2016 01:35:46 +0000 (24 12:35 +1100)
committerLars Ingebrigtsen <larsi@gnus.org>
Wed, 24 Feb 2016 01:35:46 +0000 (24 12:35 +1100)
tree3b16fbd693e0184b8c4d5e5322d71f28c903a4e6
parentbbd86c5642bd62c43d72391669f28eaa14459fd5
Allow undoing changes while doing query-replace

* doc/lispref/searching.texi (Search and Replace): Mention
undo (bug#21684).

* lisp/replace.el (query-replace-help): Document undo.
(perform-replace): Implement undo while replacing text.
doc/lispref/searching.texi
etc/NEWS
lisp/replace.el