Cleaned up utils
Merge pull request #895 from ostcar/utils

Cleaned up utils
Use flake8 instead of pep8. Orderd the imports with isort

* changed the fab-command pep8 to check
* checked and fixed any code with flake8. Also the urls.py
* checkt the projector app with pylint
Merge pull request #894 from ostcar/pylint

Cleanups