* [poly2tri] Fix consuming the library due to incorrectly encoded header
sweep.h was in ANSI codepage and some characters were illegal in utf-8
* Completely remove the surname.
Co-authored-by: Osyotr <8740768+Osyotr@users.noreply.github.com>
Co-authored-by: Billy Robert O'Neal III <bion@microsoft.com>
