fixes edit handler

src/personalisation/migrations/0024_personalisablepage.py

@@ -0,0 +1,29 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.3 on 2016-11-14 12:14
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('wagtailcore', '0030_index_on_pagerevision_created_at'),
+        ('personalisation', '0023_auto_20161110_1454'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='PersonalisablePage',
+            fields=[
+                ('page_ptr', models.OneToOneField(auto_created=True, on_delete=django.db.models.deletion.CASCADE, parent_link=True, primary_key=True, serialize=False, to='wagtailcore.Page')),
+                ('canonical_page', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='variations', to='personalisation.PersonalisablePage')),
+                ('segment', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, related_name='segments', to='personalisation.Segment')),
+            ],
+            options={
+                'abstract': False,
+            },
+            bases=('wagtailcore.page',),
+        ),
+    ]

src/personalisation/models.py

@@ -224,7 +224,7 @@ class PersonalisablePage(Page):
         Segment, related_name='segments', on_delete=models.PROTECT
     )
 
-    personalisation_panels = [
+    variation_panels = [
         MultiFieldPanel([
             FieldPanel('segment'),
             PageChooserPanel('canonical_page'),
@@ -283,7 +283,7 @@ class PersonalisablePage(Page):
     def has_variations(self):
         return self.variations.exists()
 
-
+@cached_classmethod
 def get_edit_handler(cls):
     tabs = []
     if cls.content_panels: