Bluesky video alt added. HTML in alt text escaped.

- Fixes expanding GIFs on Twitter

- Adds support for X.com

Add support for animated gifs in mastodon

Tweak mastodon appearance

Rework mastodon logic to correct order (again), tweak look

Support for the new Tweetdeck added

Instagram profile pics now excluded from alt visibility

Twitter GIFs no longer expanding infinitely

Twitter multiple image support fixed after DOM udpate

Instagram image width corrected