Add unittest harness to functional test

functional_tests.py

#!/usr/bin/env python

from selenium import webdriver
import unittest

class FuncitonalTest(unittest.TestCase):

    def test_first_ft(self):
        browser = webdriver.Chrome()
        browser.get('http://localhost:8000')
        assert 'Django' in browser.title
        browser.quit()

if __name__ == '__main__':
    unittest.main()