migrate to per-model UUID Primary key, remove UUIDModel (#26)

* *: migrate to per-model UUID Primary key, remove UUIDModel

* *: fix import order, fix unittests

passbook/providers/oidc/migrations/0001_initial.py

@@ -1,4 +1,4 @@
-# Generated by Django 2.2.6 on 2019-10-07 14:07
+# Generated by Django 3.0.6 on 2020-05-19 22:08
 
 import django.db.models.deletion
 from django.db import migrations, models
@@ -9,8 +9,8 @@ class Migration(migrations.Migration):
     initial = True
 
     dependencies = [
-        ("passbook_core", "0001_initial"),
         ("oidc_provider", "0026_client_multiple_response_types"),
+        ("passbook_core", "0001_initial"),
     ]
 
     operations = [