Reference contributing guidelines in read me
@@ -15,6 +15,5 @@ inspired by [Randoop](https://github.com/randoop/randoop).
[![Code style: black](https://img.shields.io/badge/code%20style-black-000000.svg)](https://github.com/ambv/black)
[![Python 3.7](https://img.shields.io/badge/python-3.7-blue.svg)](https://www.python.org)
-The [coverage report](https://pagedeploy.lukasczyk.me/pynguincoverage/) of the `master
-` branch will be deployed automatically.
-
+See the [contribution guidelines](./docs/CONTRIBUTING.md) for details on contributions
+and development.
