display of diagnostics and help, but not of info. As the variable is
not intended for casual use, it is not a user option.
++++
+** Message-issuing functions like 'message' and 'error' now translate
+various sorts of single quotes in their format strings according to
+the value of 'text-quoting-style' (see above). This translation
+cannot be disabled. To get the old behavior, use 'format', which is
+not affected by 'text-quoting-style', e.g., (message "%s" (format
+"...." foo bar)).
+
+++
** substitute-command-keys now replaces quotes.
That is, it converts documentation strings' quoting style as per the
either curved single quotes or grave accents and apostrophes. As
before, characters preceded by \= are output as-is.
-+++
-** Message-issuing functions 'error', 'message', etc. now convert quotes.
-They use the new 'format-message' function instead of plain 'format',
-so that they now follow user preference as per 'text-quoting-style'
-when processing curved single quotes, grave accents, and apostrophes
-in their format argument.
-
+++
** The character classes [:alpha:] and [:alnum:] in regular expressions
now match multibyte characters using Unicode character properties.
---
** Function 'system-name' now returns an updated value if the current
-system's name has changed or if the Emacs process has changed systems,
-and to avoid long waits it no longer consults DNS to canonicalize the
-name. The variable 'system-name' is now obsolete.
+system's name has changed or if the Emacs process has changed systems.
+To avoid long waits it no longer consults DNS to canonicalize the name
+(in some cases this may affect generated message-id headers - customize
+'message-user-fqdn' if this bothers you). The variable 'system-name'
+is now obsolete.
+++
** Function 'write-region' no longer outputs "Wrote FILE" in batch mode.