Revert "Close #322."

This reverts commit cb177a30fc75299b24b0792608b289acb8bad14c.
Revert "fix escaping of /f/ file URLs"

This reverts commit e55e6e03f2ee551b29bcb6c111cf76dc0903c0a0.
Close #1628.
Fix #1576.
Fix #1627.
Fix #1634.
Fix #1635.
Small update to placeholder styling

Firefox 19+ has an opacity set to `::-moz-placeholder`, so it was never *really* `#aaa` to begin with.
This gets rid of the `!important` and the `:hover`, making it a lot more consistent with Chrome.
Update archive.json.
Update deps.
Release 4chan X v3.13.11.