master updated (8ef34a065a -> 5206596ea7)

[Lars Ingebrigtsen]

larsi pushed a change to branch master.

      from  8ef34a065a Fix thinko in recent tool bar caching logic
       new  59353ec7b5 Add new macro with-buffer-unmodified-if-unchanged
       new  5206596ea7 Make sorting not change buffer modification status always


Summary of changes:
 etc/NEWS                  |   6 +++
 lisp/emacs-lisp/subr-x.el |  25 +++++++++
 lisp/sort.el              |   5 +-
 lisp/textmodes/fill.el    | 132 ++++++++++++++++++++++------------------------
 4 files changed, 98 insertions(+), 70 deletions(-)