feat(docs): add video example with image

README.md

@@ -6,7 +6,13 @@ Simple utility for **node/io.js** to **create straightforward video slideshows b
 
 To getting started you can take a look to the [examples](https://github.com/h2non/videoshow/tree/master/examples), [programmatic API](#api) and [command-line](#command-line-interface) interface
 
-videoshow is used in production rendering thousands of videos per month. [Here](https://www.youtube.com/watch?v=ZU84JxWGRhk) you can see a real example.
+videoshow is used in production rendering thousands of videos per month. 
+
+Click on the image to see an example video generated by videoshow.
+
+<a href="https://www.youtube.com/watch?v=CSXHNHSaLbc">
+<img src="https://github.com/h2non/videoshow/raw/master/test/fixtures/video.jpg" width="100%" align="center" />
+</a>
 
 ## Requirements