Initial commit

Functional, without SSO

sources/app/models/Storage/User.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace App\Storage;
+
+interface User
+{
+    public function fetchAll();
+
+    public function fetchByUsername($username);
+
+    public function save(\App\User\User $user);
+
+    public function delete(\App\User\User $user);
+}