unlike `bookmark-set' which silently updates an existing bookmark.
** JSON
+
---
*** `json-pretty-print' and `json-pretty-print-buffer' now maintain
the ordering of object keys by default.
+
---
*** New commands `json-pretty-print-ordered' and
`json-pretty-print-buffer-ordered' pretty prints JSON objects with
object keys sorted alphabetically.
** You can recompute the VC state of a file buffer with `M-x vc-refresh-state'
+
** Prog mode has some support for multi-mode indentation.
See `prog-indentation-context' and `prog-widen'.
** Prettify Symbols mode
+
*** Prettify Symbols mode supports custom composition predicates. By
overriding the default `prettify-symbols-compose-predicate', modes can
specify in which contexts a symbol map be composed to some unicode
for the respective specified targets.
** Midnight-mode
+
*** `midnight-mode' is a proper minor mode.
+
*** clean-buffer-*-regexps can now specify buffers via predicate functions.
** In xterms, killing text now also sets the CLIPBOARD/PRIMARY selection