Gnus -- minor build / warning fixes [OK For Upstream]

Gnus -- minor build / warning fixes [OK For Upstream]

	* xemacs-packages/gnus/lisp/smime.el (smime-decrypt-region):
	Remove unused 'CAs'.

	* xemacs-packages/gnus/lisp/nnml.el (nnml-generate-nov-file):
	Remove unnecessary let-bound 'file' as the #'dolist will care for
	it.

	* xemacs-packages/gnus/lisp/nnmh.el (nnmh-request-list-1): Remove
	unnecessary let-bound 'rdir' the #'dolist will care for it.

	* xemacs-packages/gnus/lisp/nnmairix.el (nnmairix-request-group):
	Remove unused 'args'.

	* xemacs-packages/gnus/lisp/mailcap.el
	(mailcap-viewer-passes-test): Remove unused 'parsed-test'.
	(mailcap-mime-info): Comment out 'save-pos', 'minor-info',
	'test'.  All unused.

	* xemacs-packages/gnus/lisp/ietf-drums.el
	(ietf-drums-remove-comments): Use 'nil' instead of 'err' in the
	#'condition-case.

	* xemacs-packages/gnus/lisp/gnus.el (gnus-short-group-name):
	Comment out unused var, 'name'.

	* xemacs-packages/gnus/lisp/gnus-uu.el (gnus-uu-yenc-article):
	Remove unused 'start-char'.

	* xemacs-packages/gnus/lisp/gnus-sum.el
	(gnus-adjust-marked-articles): Remove unnecessary let-bound var,
	'marks', the #'dolist will care for it.
	(gnus-summary-better-unread-subject): Remove unused 'score'.
	(gnus-summary-find-matching): Remove unused 'd'.

	* xemacs-packages/gnus/lisp/gnus-picon.el (gnus-picon-find-face):
	Don't let-bind 'database', 'directory', 'instance', they're all
	defined later via #'dolist.
	(gnus-picon-transform-newsgroups): Remove unused local var,
	'point'.

	* xemacs-packages/gnus/lisp/gnus-msg.el
	(gnus-configure-posting-styles): Remove unnecessary let-bound
	variables, 'style' and 'attribute',  They are both defined later
	in a #'dolist.

	* xemacs-packages/gnus/lisp/gnus-html.el (gnus-html-wash-images):
	Remove unused local vars, 'tag', 'string', 'images'.
	(gnus-html-wash-tags): Ditto 'string' 'images'.

	* xemacs-packages/gnus/lisp/gnus-delay.el (gnus-delay-article):
	Remove unused local var, 'days'.

	* xemacs-packages/gnus/lisp/gnus-cloud.el
	(gnus-cloud-ensure-cloud-group): Use the let-bound 'method'
	in the body of the function.

	* xemacs-packages/gnus/lisp/gnus-bookmark.el
	(gnus-bookmark-bmenu-list): Remove unused local vars, 'start',
	'end'.

	* xemacs-packages/gnus/lisp/deuglify.el
	(gnus-outlook-rearrange-article): Comment out unused local vars.

	* xemacs-packages/gnus/lisp/binhex.el
	(binhex-decode-region-external): Remove unused local var,
	'status'.

	* xemacs-packages/gnus/lisp/assistant.el
	(assistant-find-next-nodes): Remove unused local var, 'next'.

Signed-off-by: Steve Youngs <steve@sxemacs.org>