Hanime Thumbnail Preview by lazytwinkletoes

Extension works on home, search and trending page

currently available settings:
1) Number of skips: number of previews to skip, there are 180 previews for each video, so by default it doesn't show every preview, once it reaches the end, it will show previews that were skipped previously.
2) Interval: time in milliseconds between each preview change.
3) preview delay: delay in milliseconds after hovering mouse to preview
4) displayAll: display previews on all thumbs without needing to hover mouse.
5) leaveItOn: keep the preview on even after leaving the mouse on thumbnail.