Add missing link to meta topic in README (#21)

Add missing link to meta topic in README (#21)

diff --git a/README.md b/README.md
index 67753ce..d76b3bf 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
 ## discourse-graphviz
 
+https://meta.discourse.org/t/graphviz-plugin/97554/
+
 Adds [Graphviz](https://www.graphviz.org) capability to discourse.
 
 Topic discussing the plugin itself can be found here: https://meta.discourse.org/t/graphviz-plugin/97554

GitHub sha: 49f51ed3

This commit appears in #21 which was approved by CvX. It was merged by CvX.