create links to YT playlists, by taking everything after www.youtube.com/playlist?list= and placing it in the template.

Intended as easier to use than {{yt}} for playlist links. Related: {{yt.be}}
Example:

Roll20 Tutorials - playlist with 35+ videos

{{yt.playlist|PLTj75n3v9eTljjooh-nIr_LFAeHatTeI4 Roll20 Tutorials}} - playlist with 35+ videos