The --quick command line option now ignores X resources and Registry settings.

The --quick command line option now ignores X resources and Registry settings.

* etc/NEWS: Mention new behavior of -Q and new variable `inhibit-x-resources'.

* lisp/startup.el (emacs-quick-startup): Remove variable and all uses.
  (command-line): Set `inhibit-x-resources' instead.
  (command-line-1): Use `inhibit-x-resources' instead.

* src/emacs.c (inhibit_x_resources): New variable.
  (main) [HAVE_NS]: Don't process --quick command line option.
  (syms_of_emacs) <inhibit-x-resources>: DEFVAR_BOOL it.

* src/lisp.h (inhibit_x_resources): Declare it extern.

* src/w32reg.c (x_get_string_resource):
* src/xrdb.c (x_get_string_resource): Obey inhibit_x_resources.