Install the database

Create schemas 'general' and 'content' in your PostgreSQL database.
python manage.py version_control
python manage.py upgrade

Create an account

/register

Activate the account

Temporarily disable the admin_required wrapper in utilities/permissions/__init__.py

def wrap(*args, **kwargs):
    return f(*args, **kwargs)
    if not session.is_logged_in():
        flash('You need to login first.', 'danger')
        return redirect('/login')
    elif not has_permission(session.get_current_user_id(), Permissions.ADMIN):
        flash('You need to have admin permissions.', 'danger')
        return redirect('/')
    else:
        return f(*args, **kwargs)

Go to /intern/admin/activate and activate the account. Restore the admin_required wrapper.