fixe la migration de preferences

preferences/migrations/0030_merge_20180320_1419.py

@@ -0,0 +1,16 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.7 on 2018-03-20 13:19
+from __future__ import unicode_literals
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('preferences', '0029_auto_20180318_1005'),
+        ('preferences', '0029_auto_20180318_0213'),
+    ]
+
+    operations = [
+    ]