UPDATE: Added Video (mp4, avi, mkv), SVF, DiZ, JPG, PNG previews into torrent details

DiZ: http://i.imgur.com/eWCjqq0.png
SFV: http://i.imgur.com/nYa7PT4.png
JPG (if more available it show all and NOT only one!): http://i.imgur.com/B72d7En.jpg
Video Sample Preview: http://i.imgur.com/xXn2RJZ.png

If torrent have all of this files it will show up on torrent description, as again available only on bOt uploads.