title: Download and install the php mcrypt extension under windows 10
body: <p>where can I download and how to install the mcrypt extension for php 7.1 (TS,VC14) under Windows 10 / 64 bit.
  I need it for an akeneo project and this has dependencies using mcrypt (and not other extensions).</p>
  
  <p>I haven't found the right extension dll for it. 
  Thanks for help.</p>