title: CodeKit: @codekit-prepend not working
body: <p>I am trying to combine Javascript files via CodeKit using the in-file statement @codekit-prepend. Even though all the paths are correct and all the files exist CodeKit does not resolve the in-file statements. Is there anything missing?  </p>
  
  <p><img src="https://i.stack.imgur.com/kZIqk.png" alt="screenshot of my setup"></p>
  
  <p><img src="https://i.stack.imgur.com/5ukXQ.png" alt="codekit settings"></p>