Add a makefile with some default targets

Add some targets
- make help, print some usage help. Default target
- make setup to install requirements using pip (make sure to activate
  your virtual environment first)
- make test will run the tests
- make clean, just a dummy for now

Add required tools for testing and code analysis to requirements.txt

Signed-off-by: Michael Moese <mmoese@suse.com>

Makefile

@@ -0,0 +1,23 @@
+PYTHON=python3
+PYCODESTYLE=pycodestyle
+
+.DEFAULT_GOAL = help
+
+help:
+	@echo "The following targets are supported:"
+	@echo " setup   install required packages"
+	@echo " test	run the tests"
+
+
+setup:
+	pip install -r requirements.txt
+
+
+test:
+	${PYCODESTYLE} *.py
+	${PYTHON} -m pytest
+
+clean:
+	@echo "cleaning"
+
+.PHONY: setup test clean help

requirements.txt

@@ -1,2 +1,8 @@
 flask
 flask_flatpages
+
+pytest
+pytest-cov
+requests
+pycodestyle
+codecov