* - Add `unicode` feature to switch between `regex` and `regex-lite`
as a trade-off between full unicode support and binary size.
* Update CHANGES.md
* Update CHANGES.md
* refactor: move regexset code selection to own module
* docs: add docs within RegexSet module
* chore: restore manifests
* test: ensure all actix-router codepaths are tested
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Co-authored-by: Rob Ede <robjtede@icloud.com>