[PATCH 1 of 5] cmdutil: comprehensively document the interface of export

[Yuya Nishihara]

On Mon, 22 May 2017 15:09:19 -0400, Augie Fackler wrote:
> # HG changeset patch
> # User Augie Fackler <augie at google.com>
> # Date 1495317484 14400
> #      Sat May 20 17:58:04 2017 -0400
> # Node ID eb70e8c53a2826d377448d7ce3da00ac41565fd2
> # Parent  e8c043375b53b30c4b468687f08323cbeeb452ef
> cmdutil: comprehensively document the interface of export

Looks good. Queued, thanks.