(define-key map "=" 'notmuch-hello-update)
(define-key map "G" 'notmuch-hello-poll-and-update)
(define-key map (kbd "<C-tab>") 'widget-backward)
(define-key map "=" 'notmuch-hello-update)
(define-key map "G" 'notmuch-hello-poll-and-update)
(define-key map (kbd "<C-tab>") 'widget-backward)