new_contents: # -*- coding: utf-8 -*-
  # Generated by Django 1.11.6 on 2017-12-10 14:52
  from __future__ import unicode_literals
  
  from django.db import migrations, models
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('control', '0002_userpermissions_access_all'),
      ]
  
      operations = [
          migrations.AlterField(
              model_name='userpermissions',
              name='access_all',
              field=models.BooleanField(default=False, verbose_name='can grant access to everything'),
          ),
      ]
  
subject: add missing trivial migration