Fix #406 -- Allow moving waiting list entries to the top or bottom

src/pretix/base/migrations/0099_auto_20180807_0841.py

@@ -0,0 +1,28 @@
+# Generated by Django 2.1 on 2018-08-07 08:41
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('pretixbase', '0098_auto_20180731_1243'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='waitinglistentry',
+            options={'ordering': ('-priority', 'created'), 'verbose_name': 'Waiting list entry', 'verbose_name_plural': 'Waiting list entries'},
+        ),
+        migrations.AddField(
+            model_name='waitinglistentry',
+            name='priority',
+            field=models.IntegerField(default=0),
+        ),
+        migrations.AlterField(
+            model_name='waitinglistentry',
+            name='voucher',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='waitinglistentries', to='pretixbase.Voucher', verbose_name='Assigned voucher'),
+        ),
+    ]