title: How to list all autoload paths in Rails
body: <p>How do you list all of the autoload paths in Rails?</p>
  <p>In Rails console when I do this, it only lists the custom paths added to the config:</p>
  <pre><code>$ rails c
  Loading development environment (Rails 3.2.9)
  1.9.3p194 :001 &gt; MyRailsApp::Application.config.autoload_paths
  =&gt; [] 
  </code></pre>