Create README.md

<a href="http://www.flickr.com/photos/93494504@N04/8514012863/" title="PaymentKiosk DataFlow by mozvat, on Flickr"><img src="http://farm9.staticflickr.com/8236/8514012863_4d5738bba8_z.jpg" width="640" height="498" alt="PaymentKiosk DataFlow"></a>