[PATCH STABLE] help: add example of '[templates]' usage

[Yuya Nishihara]

On Mon, 08 Aug 2016 12:41:54 -0500, Mathias De Maré wrote:
> # HG changeset patch
> # User Mathias De Maré <mathias.demare at gmail.com>
> # Date 1470667662 -7200
> #      Mon Aug 08 16:47:42 2016 +0200
> # Branch stable
> # Node ID e968eee739bd64116f165f90d48671900b9add3c
> # Parent  b8f9cdca88077e97d4869320b9d18481fbe252ef
> help: add example of '[templates]' usage

> +It's also possible to specify complete template strings, using the
> +``templates`` section. The syntax used is the general template string syntax.
> +
> +For example,
> +
> +::
> +
> +  [templates]
> +  short = "{shortest(node, 4)}"
> +
> +defines a template, ``short``, which can be called like::
> +
> +  $ hg log -r . -Tshort

One more nit, this example seems not useful because it lacks '\n'.
Can you add more plausible example something like
short = "{node|short} {desc|firstline|strip}\n" ?