Packages:
Was moved into req.txt. Install:
pip install -r req.txt

Not implemented:

• flask-bootstrap (used last original from official site)
  if interested in, go to -> https://blog.miguelgrinberg.com/post/the-flask-mega-tutorial-part-xi-facelift

Test mail server

• python -m smtpd -n -c DebuggingServer localhost:8025