create new user when using SSO

[not7cd]

now it just fails when no user with given username is present in database

[not7cd]

@EduKav1813, can you take a look? Now it should be easier to debug with mock-oauth2-server. See README for using it. You should be greeted by a login page with user1 sign-on when using login with SSO.

This is the place to fix this. We should create a user on first login.

whohacks/whois/web.py

Line 310 in d3f310a

user = User.get(User.username == user_info["preferred_username"])