README

- Add link to wiki article

Author: jelu

README.md

@@ -3,3 +3,6 @@
 [![Build Status](https://travis-ci.org/DNS-OARC/dsc-datatool.svg?branch=develop)](https://travis-ci.org/DNS-OARC/dsc-datatool)
 
 Tool for converting, exporting, merging and transforming DSC data.
+
+Please have a look at [the wiki article](https://github.com/DNS-OARC/dsc-datatool/wiki/Setting-up-a-test-Grafana)
+on how to set this up using Influx DB and Grafana.