title: Ignore X-frame-header using javascript
body: <p>I would like to ignore X-frame header on my website so that iframe can load external websites. There are chrome extension like 
  <a href="https://gist.github.com/dergachev/e216b25d9a144914eae2" rel="nofollow noreferrer">this</a> one which works perfectly. How can I implement same concept through javascript?</p>