;; * working-revision (file) OK
;; - latest-on-branch-p (file) ??
;; * checkout-model (files) OK
;; - workfile-unchanged-p (file) OK
;; - mode-line-string (file) NOT NEEDED
;; * working-revision (file) OK
;; - latest-on-branch-p (file) ??
;; * checkout-model (files) OK
;; - workfile-unchanged-p (file) OK
;; - mode-line-string (file) NOT NEEDED