* gnus-art.el (gnus-ignored-headers): More headers,

* gnus-art.el (gnus-ignored-headers): More headers,

* ietf-drums.el (ietf-drums-parse-addresses): Use `error' instead
of `scan-error', since XEmacs doesn't seem to support that.

* gnus-sum.el (gnus-summary-best-unread-article): Take a prefix
arg.
(gnus-summary-best-unread-subject): Ditto.
(gnus-summary-best-unread-subject): No, don't.
(gnus-summary-better-unread-subject): New command.

* gnus-xmas.el (gnus-xmas-put-image): Insert the string itself.