* wl-mime.el (wl-message-decrypt-pgp-nonmime): New function.

* wl-mime.el (wl-message-decrypt-pgp-nonmime): New function.
(wl-message-verify-pgp-nonmime): Ditto.
* wl-e21.el, wl-mule.el, wl-xmas.el (wl-message-define-keymap):
Bind them to C-c:d and C-c:v respectively.

Merge following code by Teranishi-san from [wl-en:00167].
* wl-mime.el (wl-mime-preview-application/pgp): New function.
(wl-mime-preview-application/pgp-encrypted): Ditto.
(wl-mime-setup): Add entry.