docs(package): return link for testen

Scrum · Scrum · commit 9dd67d31482b · 2016-12-09T11:30:05.000+03:00
diff --git a/readme.md b/readme.md
@@ -137,3 +137,5 @@ copies or substantial portions of the Software.
 
 > THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+
+[testen repo]:              https://github.com/egoist/testen
