mg152

- [ ] Stable API (I'll make a post about this later to see what people don't like in API) - [x] Switch from iterators to ranges - [x] Add...

Word view should expose some properties. ICU does it like this: https://unicode-org.github.io/icu-docs/apidoc/dev/icu4c/ubrk_8h.html#af9836cc79482f82ac12eefb1f70b14b9 The usage should be something like this: ```cpp auto view = uni::ranges::word::utf8_view{"😺 Test, 😼😼"} for (auto it =...