Kodi Nexus 20 Build compatibility with newer RetroArch cores.

[RFL0WGitPR]

Make this compatibility layer for Kodi Game API add on work with the latest stable Kodi build 20 (Nexus).

Make it work with RetroArch 1.14.0 release

https://github.com/libretro/RetroArch/blob/master/CHANGES.md

support for newer cores [updated]

//Game Boy Advance mgba core

//Sega Saturn YabaSanshiro

//Nintendo 64 ParaLLEI N64 Mupen64Plus-Next GLES3 Mupen64Plud-Next GLES2

//Nintendo 3DS Citra core

//Sony - PlayStation Portable PPSSPP core

// Nintendo GameCube/ Wii Dolphin core