* Enhance support for bilibili videos in responsive video helper, and add corresponding doc
* Apply @iBug's review in mmistakes/minimal-mistakes#2522
* Fix danmaku in page hero video
* Update video to use case..when for iframe src
* Update CHANGELOG and history
Co-authored-by: Anran <51769728+ALeafWolf@users.noreply.github.com>
Co-authored-by: Michael Rose <mmistakes@users.noreply.github.com>