manage.py migrate blog with widgy error

gistfile1.txt

(testing)SCOTTs-Mac-Pro-2:malgorath1 scott$ ./manage.py migrate blog
/Users/scott/.virtualenvs/testing/lib/python2.7/site-packages/widgy/utils.py:152: RemovedInDjango18Warning: `SelectRelatedManager.get_query_set` method should be renamed `get_queryset`.
  class SelectRelatedManager(models.Manager):

/Users/scott/.virtualenvs/testing/lib/python2.7/site-packages/scss/__init__.py:86: RuntimeWarning: Scanning acceleration disabled (_speedups not found)!
  RuntimeWarning

Operations to perform:
  Apply all migrations: blog
Running migrations:
  Applying blog.0001_initial.../Users/scott/.virtualenvs/testing/lib/python2.7/site-packages/filer/fields/multistorage_file.py:106: SyntaxWarning: MultiStorageFileField can handle only File objects;<function generate_filename_multistorage at 0x1017195f0> passed
  "%s passed" % upload_to, SyntaxWarning)

Traceback (most recent call last):
  File "./manage.py", line 10, in <module>
    execute_from_command_line(sys.argv)
  File "/Users/scott/.virtualenvs/testing/lib/python2.7/site-packages/django/core/management/__init__.py", line 385, in execute_from_command_line
    utility.execute()
  File "/Users/scott/.virtualenvs/testing/lib/python2.7/site-packages/django/core/management/__init__.py", line 377, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File "/Users/scott/.virtualenvs/testing/lib/python2.7/site-packages/django/core/management/base.py", line 288, in run_from_argv
    self.execute(*args, **options.__dict__)
  File "/Users/scott/.virtualenvs/testing/lib/python2.7/site-packages/django/core/management/base.py", line 338, in execute
    output = self.handle(*args, **options)
  File "/Users/scott/.virtualenvs/testing/lib/python2.7/site-packages/django/core/management/commands/migrate.py", line 161, in handle
    executor.migrate(targets, plan, fake=options.get("fake", False))
  File "/Users/scott/.virtualenvs/testing/lib/python2.7/site-packages/django/db/migrations/executor.py", line 68, in migrate
    self.apply_migration(migration, fake=fake)
  File "/Users/scott/.virtualenvs/testing/lib/python2.7/site-packages/django/db/migrations/executor.py", line 96, in apply_migration
    if self.detect_soft_applied(migration):
  File "/Users/scott/.virtualenvs/testing/lib/python2.7/site-packages/django/db/migrations/executor.py", line 140, in detect_soft_applied
    apps = project_state.render()
  File "/Users/scott/.virtualenvs/testing/lib/python2.7/site-packages/django/db/migrations/state.py", line 75, in render
    "for more" % new_unrendered_models
django.db.migrations.state.InvalidBasesError: Cannot resolve bases for [<ModelState: 'widgy.ContentType'>]
This can happen if you are inheriting models from an app with migrations (e.g. contrib.auth)
 in an app with no migrations; see https://docs.djangoproject.com/en/1.7/topics/migrations/#dependencies for more