Sidney San Martín

Making this a draft until I sort out the test failures.

I have started working on this.

I probably should've submitted these as separate pull requests. If you want me to change or split anything out, just let me know! :sparkles:

FWIW, using `"run_at": "document_start"` and commenting out `walk(document.documentElement);` made this guy totally seamless (i.e. you never saw the word "cloud" anywhere on the page) but slowed down page loading significantly.

Oof, I didn't realize that. The only other option I can think of is to fork ICS's version from CS and use a `+` to add the CS version as...