another vc api fix

Dependencies

• [2] MAGPFPZB init

Change contents

• replacement in vc-darcs.el at line 389
  [2.13779]→[2.13779:13823](∅→∅)
  − (defun vc-darcs-checkin (files rev comment)
  [2.13779]

  [2.13823]
  + (defun vc-darcs-checkin (files comment)
• edit in vc-darcs.el at line 391
  [2.13879]→[2.13879:13964](∅→∅)
  − (when (not (null rev))

  − (error "Cannot specify check-in revision with darcs."))
• replacement in vc-darcs.el at line 416
  [2.15020]→[2.15020:15143](∅→∅)
  − (defun vc-darcs-checkout (file &optional _editable rev)

  − "Check out FILE from the Darcs repository.

  − EDITABLE is ignored."
  [2.15020]

  [2.15143]
  + (defun vc-darcs-checkout (file &optional rev)

  + "Check out FILE from the Darcs repository."
• replacement in vc-darcs.el at line 455
  [2.16425]→[2.16425:16507](∅→∅)
  − (defun vc-darcs-print-log (files &optional buffer _shortlog start-revision limit)
  [2.16425]

  [2.16507]
  + (defun vc-darcs-print-log (files buffer &optional _shortlog start-revision limit)
• replacement in vc-darcs.el at line 466
  [2.16974]→[2.16974:17035](∅→∅)
  − (defun vc-darcs-diff (file &optional rev1 rev2 buffer dummy)
  [2.16974]

  [2.17035]
  + (defun vc-darcs-diff (file &optional rev1 rev2 buffer async)