title: Base64 html email received as plain text
body: <p>I am building an html to send over smtp with spoon-library.com but I receive the mail as plain text and not an html e-mail:</p>
  
  <p>Gist of received e-mail: <a href="https://gist.github.com/freshface/e34193f7ea3e25eea12e7131f4f94733" rel="nofollow">https://gist.github.com/freshface/e34193f7ea3e25eea12e7131f4f94733</a></p>
  
  <p>Any ideas?</p>