Image cache & resize proxy & sed

//

from
https://cdn.scrot.moe/images/2018/05/22/tilesRetro.md.png
to
//cdn.scrot.moe/images/2018/05/22/tilesRetro.md.png

# sed -i 's/foo/bar/g' *

sed -i 's/https:\/\/cdn.scrot.moe/https:\/\/images.weserv.nl\/?url=\/\/cdn.scrot.moe/g' *.md

170 files changed, 452 insertions(+), 432 deletions(-)