A configuration component
###Usage:
Install it via Composer:
composer require heropoo/config
<?php
require_once './Config.php';
require_once './Exception.php';
use Moon\Config\Config;
$config = new Config('/path/to/config/dir');
//if get charset in app.php return
$charset = $config->get('app.charset');
// the second parameter is if throw a exception
// when this config is not defined
$charset = $config->get('app.charset', true);