Setup environment vars
Merge branch 'master' of github.com:fwuensche/greenant-front

* 'master' of github.com:fwuensche/greenant-front:
  Update code climate badge
  Update README.md
  Update README.md
Set root to sign in path
Merge branch 'master' of github.com:greenant/greenant-front

* 'master' of github.com:greenant/greenant-front:
  Explain that new users will need a .env file