added skeleton Makefile

Makefile

@@ -0,0 +1,15 @@
+# Get version number from file
+# dynamically define filename of wheel object from version number
+# Make a build target for the current version's wheel
+# add as a dependency to the publish make targets
+
+.PHONY: wheel test-publish publish
+
+wheel:
+	python setup.py sdist bdist_wheel
+
+test-publish: wheel
+	twine upload --repository-url https://test.pypi.org/legacy/ dist/$(ls dist | tail -1)
+
+publish: wheel
+	twine upload dist/$(ls dist | tail -1)