[PATCH 3 of 3] templatefilters: document the json filter

[Augie Fackler]

On Mon, May 07, 2018 at 10:17:16PM +0900, Yuya Nishihara wrote:
> # HG changeset patch
> # User Yuya Nishihara <yuya at tcha.org>
> # Date 1452939833 -32400
> #      Sat Jan 16 19:23:53 2016 +0900
> # Node ID fe85fe4b7cd677ea2267c002a8534bc079a82d51
> # Parent  fdb6dfcc700e6e3c9751e7b4287bdc231acc27e9
> templatefilters: document the json filter

queued, thanks