Add badge and link for CPAN distribution

Add a Status.io badge for the CPAN version to README.md and a link to
metacpan.org in the thread output if the distribution.cpan key is set
in metadata.json.

1 files changed, 3 insertions, 1 deletions

diff --git a/README.md b/README.md
index 1d84271..99148a5 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,9 @@
 # DocKnot 1.04
 
 [![Build
-Status](https://travis-ci.org/rra/docknot.svg?branch=master)](https://travis-ci.org/rra/docknot)
+status](https://travis-ci.org/rra/docknot.svg?branch=master)](https://travis-ci.org/rra/docknot)
+[![CPAN
+version](https://img.shields.io/cpan/v/App-DocKnot.svg)](https://metacpan.org/release/App-DocKnot)
 
 Copyright 2013-2018 Russ Allbery <rra@cpan.org>.  This software is
 distributed under a BSD-style license.  Please see the section