Add support to run tests with py.test and coverage. #256
Document py.test usage.
CONTRIBUTING.rst conflict solved.
Update py.test usage examples.
Add the rtfd badge
Merge upstream
Resurrect flake8
Rm test_unicode_open, because testing stdlib
Linting and change from dos to unix line endings

To trigger another build
Add `flake8` tox env
Create initial conftest.py for global fixtures
Change doc str to sphinx format
Create new test module to convert the first test
Copy over CookiecutterCleanSystemTestCase setup and teardown
Insert imports from original test init
Remove self reference for user path variables
Remove self reference for found variables
Remove self reference for cookiecutters dirs
Convert original test to pytest syntax
Add teardown specific to the former TestCase class