Add dependency on wagtailcore migration 0002 (necessary to cleanly merge the other migration 0005 being added in 0.9)

wagtail/tests/migrations/0005_auto_20141113_0642.py

@@ -7,6 +7,7 @@ from django.db import models, migrations
 class Migration(migrations.Migration):
 
     dependencies = [
+        ('wagtailcore', '0002_initial_data'),
         ('tests', '0004_auto_20141008_0420'),
     ]