Add missing migration

boards/migrations/0050_auto_20161008_1745.py

@@ -0,0 +1,36 b''
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.5 on 2016-10-08 14:45
+from __future__ import unicode_literals
+
+import boards.utils
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('boards', '0049_delete_postimage'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='attachment',
+            name='url',
+            field=models.TextField(null=True),
+        ),
+        migrations.AlterField(
+            model_name='attachment',
+            name='file',
+            field=models.FileField(null=True, upload_to=boards.utils.get_upload_filename),
+        ),
+        migrations.AlterField(
+            model_name='attachment',
+            name='hash',
+            field=models.CharField(max_length=36, null=True),
+        ),
+        migrations.AlterField(
+            model_name='attachment',
+            name='mimetype',
+            field=models.CharField(max_length=50, null=True),
+        ),
+    ]