Add displayName to group.

ticdesk_account/models.py

@@ -68,6 +68,7 @@ class TeckidsGroup(ldapdb.models.Model, TeckidsLdapMixin):
 
     # Group name details    
     cn = CharField(db_column='cn', max_length=50, primary_key=True)
+    display_name = CharField(db_column='displayName', max_length=100)
     description = CharField(db_column='description', max_length=200)
 
     # Members of this group