title: SASS example from tutorial does has compiling error
body: <pre><code>$list: adam john wynn mason kuroir
  
  =author-images
    @each $author in $list
      .photo-#{$author}
        background: image-url("avatars/#{$author}.png") no-repeat;
  
  .author-bio
    +author-images
  </code></pre>
  
  <p>Does anyone know why this code sample from <a href="http://thesassway.com/intermediate/if-for-each-while" rel="nofollow">http://thesassway.com/intermediate/if-for-each-while</a> is not compiling correctly in SASSMeister?</p>
  
  <p><a href="http://sassmeister.com/gist/b76fdc61130135864989" rel="nofollow">http://sassmeister.com/gist/b76fdc61130135864989</a></p>