Beaupy

Chages:
- Added customizable `spinners`
- Bumping up version of `readchar`
- Code cleanup

Changes:
- Added parameter to preprocess options in `select` and `select_multiple`
- Added custom cursor for `prompt`
- Added arrow-keys navigation to prompt

Changes:
- Added documentation
- Refactored code
- Fixed minor bugs

Changes:
- Cleaning
- Adding proper documentation

Changes:
- Resolved emoji spacing
- Fixed cursor styling

Changes:
- Renamed parameters
- Made values the default return rather than indices
- Added more examples in the documentation

NOTE: Since this version, strict semver is followed