✨Add `char_span` functionality, pySBD as a spaCy component
- ✨Add
char_span
parameter (optional) to get sentence & its (start, end) char offsets from original text - ✨pySBD as a spaCy component example
- 🐛 Fix double question mark swallow bug - #39
char_span
parameter (optional) to get sentence & its (start, end) char offsets from original text