new_contents: # Generated by Django 2.1.7 on 2019-03-07 02:05
  
  from django.db import migrations, models
  import django.db.models.deletion
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('museum_site', '0025_auto_20181209_0608'),
      ]
  
      operations = [
          migrations.RemoveField(
              model_name='article',
              name='page',
          ),
          migrations.RemoveField(
              model_name='article',
              name='parent',
          ),
          migrations.AlterField(
              model_name='file',
              name='articles',
              field=models.ManyToManyField(blank=True, default=None, limit_choices_to={'page': 1}, to='museum_site.Article'),
          ),
          migrations.AlterField(
              model_name='file',
              name='superceded',
              field=models.ForeignKey(blank=True, db_column='superceded_id', default=None, null=True, on_delete=django.db.models.deletion.SET_NULL, to='museum_site.File'),
          ),
          migrations.AlterField(
              model_name='review',
              name='file',
              field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to='museum_site.File'),
          ),
      ]
  
subject: Remove unused page/parent fields from Articles