core: add order to rule

passbook/core/migrations/0003_rule_order.py

@@ -0,0 +1,18 @@
+# Generated by Django 2.1.3 on 2018-11-25 19:35
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('passbook_core', '0002_auto_20181125_1638'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='rule',
+            name='order',
+            field=models.IntegerField(default=0),
+        ),
+    ]