added setup.cfg and setup.py file

setup.py

@@ -0,0 +1,12 @@
+#!/usr/bin/env python3
+"""
+We do the package handling in the static setup.cfg but include an empty setup.py
+to allow editable installs https://packaging.python.org/tutorials/packaging-projects/
+and provide extensibility
+"""
+try:
+    from setuptools import setup
+except ImportError:
+    from distutils.core import setup
+
+setup()