* STB patch no longer needed.
* Replace deprecated dependency lodepng-c.
* Added 'sdl' and 'threads' features.
Libtcod can now be compiled without linking to SDL2.
Problematic threading functions can be disabled, and are disabled by
default.
* Update to 1.21.0.
Change head ref to 'main'.
* [libtcod] Update to 1.20.1
* Current versions do not follow semantic versioning.
Co-authored-by: JonLiu1993 <63675417+JonLiu1993@users.noreply.github.com>
Co-authored-by: JonLiu1993 <63675417+JonLiu1993@users.noreply.github.com>
* [libtcod] Update to 1.16.7
* [libtcod] Change to using version-semver in manifest.
* Apply suggestions from code review
* fixup! Apply suggestions from code review
Co-authored-by: nicole mazzuca <83086508+strega-nil-ms@users.noreply.github.com>