Don't "fix" empty homepage URLs
Don't "fix" empty homepage URLs

Leaving the homepage field empty on the profile page causes `http://` to be saved instead.
hacken-in/website,hacken-in/hacken-in,hacken-in/website,hacken-in/website,hacken-in/hacken-in,hacken-in/hacken-in,hacken-in/hacken-in,hacken-in/website