switched from cchardet to more up-to-date faust-cchardet (doujincafe#16)

* switched from cchardet to more up-to-date faust-cchardet

* Add tests for Mac Roman file encoding

* Bump version to 1.4.4

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Co-authored-by: fumiichan <35658068+fumiichan@users.noreply.github.com>

Author: justjakka