[PATCH V2] help: show help for disabled extensions(issue5228)

[Yuya Nishihara]

On Sun, 06 Nov 2016 09:10:18 +0530, Pulkit Goyal wrote:
> # HG changeset patch
> # User Pulkit Goyal <7895pulkit at gmail.com>
> # Date 1478395471 -19800
> #      Sun Nov 06 06:54:31 2016 +0530
> # Node ID 6d27c42a7e01adcc0eabf88c623390c85c4a5943
> # Parent  b5fc4e71286dd4f33336e4f38e0b9fb17f51f1e3
> help: show help for disabled extensions(issue5228)

Queued this, thanks.