Htmldate

- better performance
- remove unnecessary ciso8601 dependency
- temporary fix for scrapinghub/dateparser1045 bug

- bugfix: input encoding
- improved extraction coverage (47)

- better handling of file encodings
- slight increase in accuracy, more efficient code

- maintenance release, code base cleaned
- command-line interface: `--version` added
- file parsing reviewed

- faster and more accurate encoding detection
- simplified code base
- include support for Python 3.10 and dropped support for Python 3.5

- improved generic date parsing (thanks RadhiFadlillah)
- specific support for French and Indonesian (thanks RadhiFadlillah)
- additional evaluation for English news sites (kudos to coreydockser & rahulbot)
- bugs fixed