Delete unused imports, QuerySetIterator and Field from mailinglists/forms.py

 - Legacy-Id: 959

Author: Michael Lee

ietf/mailinglists/forms.py

@@ -1,8 +1,7 @@
 # Copyright The IETF Trust 2007, All Rights Reserved
 
 from django import newforms as forms
-from django.newforms.models import QuerySetIterator, ModelChoiceField
-from django.newforms.fields import Field
+from django.newforms.models import ModelChoiceField
 from models import NonWgMailingList, ImportedMailingList
 from ietf.idtracker.models import PersonOrOrgInfo, IETFWG
 import re