COM-40 :: Added None Auth class, IPs endpoint and associated tests

src/Auth/None.php

@@ -0,0 +1,18 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: junade
+ * Date: 04/09/2017
+ * Time: 19:55
+ */
+
+namespace Cloudflare\API\Auth;
+
+
+class None implements Auth
+{
+    public function getHeaders(): array
+    {
+        return [];
+    }
+}