title: Specify a color scheme for specified file type
body: <p>I want to use <code>Monokai</code> as my default Color Scheme.</p>
  
  <p>For JSON files I want to use the <code>Monokai JSON+</code> Color Scheme.</p>
  
  <p><strong>Question:</strong> How do I specify which color scheme to use for a specified file type?</p>