GitLab

	* viper-cmd.el: use viper-last-command-char instead of
	last-command-char/last-command-event.
	(viper-prefix-arg-value): do correct conversion of event-char for
	XEmacs.

	* viper-util.el, viper.el: use viper-last-command-char instead of
	last-command-char/last-command-event.

	* ediff-init.el, ediff-mult.el, ediff-util.el: relpace
	last-command-char and last-command-event with (ediff-last-command-char) everywhere.

	* ediff-vers.el (ediff-rcs-get-output-buffer): make sure the buffer is
	created in fundamental mode.

	* ediff.el (ediff-version): revert the change of interactive-p to
	called-interactively-p.