title: Swiffy runtime.js huge file size
body: <p>I'm using google swiffy, and it require to embed "runtime.js".
  which is very huge file... size about 410KB.</p>
  
  <p>I'm using v7.3.0 version...
  Is there any earlier smaller versions...
  or other alternatives.</p>
  
  <p>Thanx</p>