AlumniUser and related relations added to models.py. South added to project - follow instructions below.

1. Drop your database and create a fresh one with the same credentials as before (see your creds_dev.py).
2. Run python manage.py syncdb. It will prompt you to create a superuser with email, first name, last name and password fields. All of them are mandatory. Remember the email and password for logging into the admin panel.
3. python manage.py migrate allauth.socialaccount
4. python manage.py schemamigration AlumniPortal --initial
5. python manage.py migrate AlumniPortal --fake
6. python manage.py loaddata AlumniPortal/fixtures/initialData.json

Try logging in to the admin panel now.
Finally, proceed to add the social application credentials for Google and LinkedIn as before.