docs(readme): add zstandard compression information #407
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Motivation / Use-Case
Zstandard is growing in popularity with a few webservers beginning to support it. Node.js recently added support for it in
zlibso there's no need to use third-party modules, so I figured I'd contribute the information here now, instead of just at my blog.I used the text from the Brotli example as a boilerplate, but very happy to update anything - just let me know.