Use latest DDF with setting no need for our custom version

Recent versions of django-dynamic-fixture support wildcards
in the `DDF_IGNORE_FIELDS` setting which makes it easy to
specify that all fields ending with `_ptr` – as used by
django-polymorphic – should be ignored when populating
field data.

icekit_events/tests/settings.py

@@ -71,6 +71,7 @@
 STATIC_ROOT = os.path.join(BASE_DIR, 'static')
 
 DDF_FILL_NULLABLE_FIELDS = False
+DDF_IGNORE_FIELDS = ['*_ptr']  # Ignore django-polymorphic pointer fields
 FLUENT_PAGES_TEMPLATE_DIR = os.path.join(BASE_DIR, '..', 'templates')
 
 TEMPLATES = [

setup.py

@@ -65,11 +65,12 @@
         'fluentevent': ['django-fluent-contents'],
         'postgres': ['psycopg2'],
         'test': [
-            'coverage', 'django-nose', 'nose-progressive', 'django-webtest', 'WebTest',
-            # TODO Specific version of django-dynamic-fixture is necessary to avoid
-            # AttributeError: can't set attribute` failures on polymorphic models.
-            # See https://github.com/paulocheque/django-dynamic-fixture/pull/59
-            'django-dynamic-fixture==1.9.0+0.caeb3427399edd3b0d589516993c7da55e0de560.ixc',
+            'coverage',
+            'django-dynamic-fixture',
+            'django-nose',
+            'django-webtest',
+            'nose-progressive',
+            'WebTest',
         ]
     },
     setup_requires=['setuptools_scm'],