new_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  
  from django.db import models, migrations
  import polymorphic_tree.models
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('eventkit', '0002_auto_20150605_1418'),
      ]
  
      operations = [
          migrations.AlterField(
              model_name='event',
              name='is_repeat',
              field=models.BooleanField(default=False, editable=False),
              preserve_default=True,
          ),
          migrations.AlterField(
              model_name='event',
              name='parent',
              field=polymorphic_tree.models.PolymorphicTreeForeignKey(related_name='children', blank=True, editable=False, to='eventkit.Event', null=True),
              preserve_default=True,
          ),
      ]
  
subject: Add missing migration for MPTT update.