and corresponding migrations

pyfreebilling/cdr/migrations/0005_remove_cdr_customerdirectory_id.py

@@ -0,0 +1,19 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.6 on 2017-12-22 16:10
+from __future__ import unicode_literals
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('cdr', '0004_auto_20170522_1123'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='cdr',
+            name='customerdirectory_id',
+        ),
+    ]

pyfreebilling/cdr/migrations/0006_auto_20171222_1716.py

@@ -0,0 +1,24 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.6 on 2017-12-22 16:16
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('cdr', '0005_remove_cdr_customerdirectory_id'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='cdr',
+            name='customerdirectory_id',
+            field=models.CharField(max_length=50, null=True, verbose_name='sip account'),
+        ),
+        migrations.AddIndex(
+            model_name='cdr',
+            index=models.Index(fields=[b'customerdirectory_id'], name='cdr_custome_b16206_idx'),
+        ),
+    ]