Migration for some changes that happened in the past

migrations/0007_auto_20190108_0202.py

@@ -0,0 +1,29 @@
+# Generated by Django 2.1.5 on 2019-01-08 02:02
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('assets', '0006_auto_20180728_1451_squashed_0021_auto_20190105_1156'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='asset',
+            name='parent',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='asset_parent', to='assets.Asset'),
+        ),
+        migrations.AlterField(
+            model_name='cable',
+            name='parent',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='asset_parent', to='assets.Cable'),
+        ),
+        migrations.AlterField(
+            model_name='connector',
+            name='voltage_rating',
+            field=models.IntegerField(help_text='Volts'),
+        ),
+    ]