ImportError: cannot import name create_superuser Django 1.7

[arescope]

Hi,

Executing python manage.py createtenant

I got the following error:

Traceback (most recent call last):
 ....
  File "/lib/python2.7/site-packages/tenancy/management/commands/createtenant.py", line 37, in handle
    tenant_model = get_tenant_model()
  File "/lib/python2.7/site-packages/tenancy/__init__.py", line 11, in get_tenant_model
    from .settings import TENANT_MODEL
  File "/lib/python2.7/site-packages/tenancy/settings.py", line 4, in <module>
    from django.contrib.auth.management import create_superuser
ImportError: cannot import name create_superuser

[charettes]

Duplicate of #14.