pass it down to vc-start-logentry.
(vc-next-action, vc-transfer-file): Pass the VC backend to
vc-checkin.
(vc-next-action): Do not assume that all backends in
vc-handled-backends are upper case.
remove NS-specific preferences window that used to show NS-specific preferences.
Integrate preferences in Lisp accessible customization system where possible.
Remove ns-expand-space, because it can be set only during fontloading (i.e. not at runtime),
and because of redundancy with line-spacing frame parameter.
Remove loading of most and saving of all NS resources (from org.gnu.Emacs.plist).
nsterm.m (ns_shutdown_properly, -terminate): remove global state variable as it was never reset
(ns_term_init): remove initialization of Lisp-settable defaults and ns_expand_space
(-setPanelFromDefaultValues): remove ns_expand_space.
(-showPreferencesWindow): send new KEY_NS_SHOW_PREFS key.
nsfont.m (nsfont_open): remove ns_expand_space, assume -0.5 i.e. no additional spacing, similar to Carbon port.
nsterm.h: define KEY_NS_SHOW_PREFS key.
nsfns.m (ns-popup-prefs-panel): remove.
term/ns-win.el (ns-expand-space): remove.
(ns-show-prefs event): run `customize'.
(ns-power-off): run `save-buffers-kill-emacs', but ask user whether to save files (as is standard)
(clipboard-yank, clipboard-kill-ring-save, clipboard-kill-region)
(menu-bar-enable-clipboard): do not undefine these.
(ns-save-preferences,ns-save-options,ns-show-preferences-help): remove.
(mail-yank-ignored-headers): Add X-RMAIL- headers, bump :version.
(mail-setup): Use the function mail-signature.
(mail-to, mail-subject, mail-cc, mail-bcc, mail-reply-to)
(mail-mail-reply-to, mail-mail-followup-to): Doc fixes.
(mail-signature): Check the signature file is readable.
With the argument ATPOINT, really insert at point.
Handle the case when the variable mail-signature is an expression.
Fall back to original commit if vc-git-symbolic-commit fails to
find a symbolic name.
(vc-git-symbolic-commit): Don't limit search to tags. Treat
"undefined" as an error. (Bug #2110)
(tar-summarize-buffer): Don't silently skip incomplete headers.
(tar-mode): Revert to fundamental-mode in case of malformed tar data.
(tar-extract): Try to make sure set-auto-mode doesn't mistakenly
treat a tar file member as being a tar file itself, just because
its own filename includes the parent tar file's.
