"46 times faster" Link in Readme is broken

[Clashsoft]

This does not exist anymore: https://gist.github.com/substack/2790507#gistcomment-3099862

Please update the link, or provide a comparison in the Readme directly without a link indirection.

[ljharb]

Here's the content: https://web.archive.org/web/20211006063112/https://gist.github.com/substack/2790507

However, due to #76, and the fact that performance isn't that important compared to correctness, which this package provides for universal code, I'll rework that section of the readme instead.