Add return to empty migration function

Author: ptgolden

editorsnotes/main/migrations/0125_auto__del_unique_projectrole_role.py

@@ -10,11 +10,13 @@ class Migration(SchemaMigration):
     def forwards(self, orm):
         # Removing unique constraint on 'ProjectRole', fields ['role']
         #db.delete_unique(u'main_projectrole', ['role'])
+        pass
 
 
     def backwards(self, orm):
         # Adding unique constraint on 'ProjectRole', fields ['role']
         #db.create_unique(u'main_projectrole', ['role'])
+        pass
 
 
     models = {