It works!

src/documents/migrations/0001_initial.py

@@ -0,0 +1,27 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9 on 2015-12-20 19:10
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Document',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('sender', models.CharField(blank=True, db_index=True, max_length=128)),
+                ('title', models.CharField(blank=True, db_index=True, max_length=128)),
+                ('content', models.TextField(db_index=True)),
+                ('created', models.DateTimeField(auto_now_add=True)),
+                ('modified', models.DateTimeField(auto_now=True)),
+            ],
+        ),
+    ]