Add fixture for superuser

apps/user/fixtures/superuser.json

@@ -0,0 +1,20 @@
+[
+    {
+        "model": "auth.user",
+        "pk": 1,
+        "fields": {
+            "password": "pbkdf2_sha256$100000$NgQxbNX0XxNX$08G0OS9JUz0kStyfzGjhasmvj7ilUWkrm/wKMaN5H3o=",
+            "last_login": null,
+            "is_superuser": true,
+            "username": "admin",
+            "first_name": "",
+            "last_name": "",
+            "email": "admin@lil.com",
+            "is_staff": true,
+            "is_active": true,
+            "date_joined": "2018-01-26T09:08:15.035Z",
+            "groups": [],
+            "user_permissions": []
+        }
+    }
+]