Django 1.8b1 is coming this week, we are ready.

We are, django-debug-toolbar isn't.

src/pretix/base/migrations/0010_auto_20150218_2048.py

@@ -0,0 +1,43 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import models, migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('auth', '0005_alter_user_last_login_null'),
+        ('pretixbase', '0009_eventsetting_organizersetting'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='cartposition',
+            name='session',
+        ),
+        migrations.AlterField(
+            model_name='user',
+            name='email',
+            field=models.EmailField(blank=True, max_length=254, db_index=True, verbose_name='E-mail', null=True),
+        ),
+        migrations.RemoveField(
+            model_name='user',
+            name='groups',
+        ),
+        migrations.AddField(
+            model_name='user',
+            name='groups',
+            field=models.ManyToManyField(blank=True, help_text='The groups this user belongs to. A user will get all permissions granted to each of their groups.', related_query_name='user', related_name='user_set', to='auth.Group', verbose_name='groups'),
+        ),
+        migrations.AlterField(
+            model_name='user',
+            name='last_login',
+            field=models.DateTimeField(blank=True, verbose_name='last login', null=True),
+        ),
+        migrations.AlterField(
+            model_name='user',
+            name='username',
+            field=models.CharField(blank=True, max_length=120, help_text='Letters, digits and ./+/-/_ only.', null=True),
+        ),
+    ]