Animated video thumbnails

[ehsan6sha]

Add feature to animate video thumbnails like google photos.

• The first video in each page shown should be auto-played silently and after finish next one should start.
• If user opens a video in full screen, the next video should paly after closing the modal.

Affected files are:

• ./components/PhotosChunk

---

Want to back this issue? Post a bounty on it! We accept bounties via Bountysource.