start a restructure

Creational/Prototype/BarBookPrototype.php

@@ -0,0 +1,22 @@
+<?php
+
+namespace DesignPatterns\Prototype;
+
+/**
+ * Class BarBookPrototype
+ */
+class BarBookPrototype extends BookPrototype
+{
+    /**
+     * @var string
+     */
+    protected $category = 'Bar';
+
+    /**
+     * empty clone
+     */
+    public function __clone()
+    {
+
+    }
+}