s9e Media Sites 2.19.3

Updated Instagram

Hopefully helps with copy-to-clipboard.
Also, added support for more clip URL.

Added Medal.tv

Updated YouTube (should fix Error 153 on websites that get them)
Removed defunct websites such as Livestream

Rumble URLs should be slightly more flexible.
Added Crankers.

Added support for new /rivals/ URLs.

Fixes an issue with gallery/ URLs not being recognized.
This release also contains some CSS tweaks for the XFMG add-on.

XFMG 2.2 is unaffected

Updated Threads

Added Omny, updated Pastebin