* [sdl2-gfx] Update to 1.0.4
* [sdl2-mixer] Update to 2.0.4 (#4934)
* [sdl2-image] Update to 2.0.4
* [sdl2-ttf] Update to 2.0.15
* [sdl2-gfx,-image,-ttf] Use vcpkg_extract_source_archive_ex()
* Fix mpg123 build in macOS and Linux, fix sdl2-mixer find mpg123 libarry
* Add package sdl2pp
* [mpg123] Use Windows logic in Windows Desktop
* [sdl2-mixer] Bump package version
* [sdl2pp] Use patch instead of replacing CMakeLists.txt. Use vcpkg_from_github()