HOT-FIX: Fix migrations na 3.1.x

sapl/materia/migrations/0059_merge_20191003_0854.py

@@ -0,0 +1,16 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.20 on 2019-10-03 11:54
+from __future__ import unicode_literals
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('materia', '0058_auto_20191001_1450'),
+        ('materia', '0058_auto_20191001_1115'),
+    ]
+
+    operations = [
+    ]