Make tests pass on Django==1.7 about django-authtools HOT 9 CLOSED

Traceback (most recent call last):
  File "./manage.py", line 13, in <module>
    from django.contrib.auth.tests import custom_user
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/contrib/auth/tests/custom_user.py", line 2, in <module>
    from django.contrib.auth.models import (
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/contrib/auth/models.py", line 16, in <module>
    from django.contrib.contenttypes.models import ContentType
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/contrib/contenttypes/models.py", line 140, in <module>
    class ContentType(models.Model):
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/db/models/base.py", line 105, in __new__
    warnings.warn(msg, RemovedInDjango19Warning, stacklevel=2)
django.utils.deprecation.RemovedInDjango19Warning: Model class django.contrib.contenttypes.models.ContentType doesn't declare an explicit app_label and either isn't in an application in INSTALLED_APPS or else was imported before its application was loaded. This will no longer be supported in Django 1.9.

Traceback (most recent call last):
  File "./manage.py", line 19, in <module>
    execute_from_command_line(sys.argv)
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/core/management/__init__.py", line 385, in execute_from_command_line
    utility.execute()
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/core/management/__init__.py", line 377, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/core/management/commands/test.py", line 50, in run_from_argv
    super(Command, self).run_from_argv(argv)
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/core/management/base.py", line 288, in run_from_argv
    self.execute(*args, **options.__dict__)
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/core/management/commands/test.py", line 71, in execute
    super(Command, self).execute(*args, **options)
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/core/management/base.py", line 338, in execute
    output = self.handle(*args, **options)
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/core/management/commands/test.py", line 88, in handle
    failures = test_runner.run_tests(test_labels)
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/test/runner.py", line 147, in run_tests
    old_config = self.setup_databases()
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/test/runner.py", line 109, in setup_databases
    return setup_databases(self.verbosity, self.interactive, **kwargs)
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/test/runner.py", line 299, in setup_databases
    serialize=connection.settings_dict.get("TEST", {}).get("SERIALIZE", True),
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/db/backends/creation.py", line 385, in create_test_db
    self.connection._test_serialized_contents = self.serialize_db_to_string()
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/db/backends/creation.py", line 421, in serialize_db_to_string
    serializers.serialize("json", get_objects(), indent=None, stream=out)
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/core/serializers/__init__.py", line 128, in serialize
    s.serialize(queryset, **options)
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/core/serializers/base.py", line 52, in serialize
    for obj in queryset:
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/db/backends/creation.py", line 417, in get_objects
    for obj in queryset.iterator():
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/db/models/query.py", line 265, in iterator
    for row in compiler.results_iter():
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/db/models/sql/compiler.py", line 700, in results_iter
    for rows in self.execute_sql(MULTI):
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/db/models/sql/compiler.py", line 786, in execute_sql
    cursor.execute(sql, params)
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/db/backends/utils.py", line 65, in execute
    return self.cursor.execute(sql, params)
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/db/utils.py", line 94, in __exit__
    six.reraise(dj_exc_type, dj_exc_value, traceback)
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/db/backends/utils.py", line 65, in execute
    return self.cursor.execute(sql, params)
  File ".virtualenvs/tmp-493b68aa9cd4c227/local/lib/python2.7/site-packages/django/db/backends/sqlite3/base.py", line 485, in execute
    return Database.Cursor.execute(self, query, params)
django.db.utils.OperationalError: no such table: auth_customuser