This extra line had been annoying me for a while, so I'm glad to see
it go away.
(insert-button cite-button-text
'invisibility-spec invis-spec
:type 'notmuch-button-citation-toggle-type)
(insert-button cite-button-text
'invisibility-spec invis-spec
:type 'notmuch-button-citation-toggle-type)
(goto-char (+ (length cite-button-text) p))
))))
(move-to-column depth)
(goto-char (+ (length cite-button-text) p))
))))
(move-to-column depth)