added pep8 fix and missing migration

helpdesk/migrations/0014_usersettings_related_name.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+from django.conf import settings
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('helpdesk', '0013_email_box_local_dir_and_logging'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='usersettings',
+            name='user',
+            field=models.OneToOneField(to=settings.AUTH_USER_MODEL, related_name='usersettings_helpdesk'),
+        ),
+    ]