Add sample config file

www/config.sample.php

+<?php
+function autoload($class)
+{
+    $class = str_replace('_', '/', $class);
+    include $class . '.php';
+}
+
+spl_autoload_register("autoload");
+
+set_include_path(dirname(__FILE__).'/../src'.PATH_SEPARATOR.dirname(__FILE__).'/../lib/php');
+ 
+$db  = new PDO(
+    'mysql:host=localhost;dbname=wdn',
+    'wdn',
+    'wdn'
+);
+ini_set('display_errors', true);
+error_reporting(E_ALL);
\ No newline at end of file