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André Spiegel authored
(vc-backend-checkout): SCCS case: handle empty revision number. (vc-diff): Don't pop to the *vc-diff* buffer if file is unchanged. Better doc strings for a few variables.
7e48e092
(vc-backend-checkout): SCCS case: handle empty revision number. (vc-diff): Don't pop to the *vc-diff* buffer if file is unchanged. Better doc strings for a few variables.