start a restructure

Behavioral/Visitor/Group.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace DesignPatterns\Visitor;
+
+/**
+ * An example of a Visitor: Group
+ */
+class Group extends Role
+{
+    /**
+     * @var string
+     */
+    protected $name;
+
+    /**
+     * @param string $name
+     */
+    public function __construct($name)
+    {
+        $this->name = (string) $name;
+    }
+
+    /**
+     * @return string
+     */
+    public function getName()
+    {
+        return "Group: " . $this->name;
+    }
+}