title: How to add a class to Composer for autoloading?
body: <p>I have a class called <code>class.feed.php</code>, how do I include it to Composer such that when 'vendor/autoload.php' is included or required in my for example <code>index.php</code>, the class will also be included?</p>
  
  <p>Note, am still a PHP newbie.</p>