title: Moment js Time Ago calculate wrong date
body: <p>maybe a simple question but i don't get it.</p>
  
  <pre><code>var date = new Date();
  test = date.toISOString();
  alert(moment(test, "YYYYMMDD").fromNow());
  </code></pre>
  
  <p>Will return "16 hours", but why?</p>
  
  <p>Demo: <a href="https://jsfiddle.net/5jacaxbf/" rel="nofollow noreferrer">https://jsfiddle.net/5jacaxbf/</a></p>