Make date of birth mandatory

core/migrations/0008_auto_20151122_1717.py

@@ -0,0 +1,19 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0007_auto_20151120_1347'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='user',
+            name='date_of_birth',
+            field=models.DateTimeField(verbose_name='date of birth'),
+        ),
+    ]