add pep8 to tox.ini
fix pep8 in messages
fix pep8 in multilang
ignore long lines in pep8
fix pep8 in router
Merge branch 'feature/pep8' into develop
add cc and mi to setup.py
add cc and mi to tox
reduce complexity of regenerate_routes
fix tests removing blank origins
update tox to test everything
fix syntax errors in simple
fix syntax errors in twitter
fix pep8 errors in tests/multilang_tests.py
fix pep8 errors in tests/router_tests.py
fix pep8 errors in examples/celery/app.py
fix pep8 errors in examples/celery/tasks.py
fix pep8 errors in examples/multilang/graph.py
fix pep8 errors in examples/regex/graph.py
fix pep8 errors in examples/simple/graph.py