GBA Context: Save config when closing down a GUI context
GBA Context: Save config when closing down a GUI context

Anty-Lemon/mgba,sergiobenrocha2/mgba,jeremyherbert/mgba,jeremyherbert/mgba,fr500/mgba,askotx/mgba,Anty-Lemon/mgba,libretro/mgba,iracigt/mgba,fr500/mgba,AdmiralCurtiss/mgba,libretro/mgba,iracigt/mgba,sergiobenrocha2/mgba,askotx/mgba,iracigt/mgba,Iniquitatis/mgba,askotx/mgba,jeremyherbert/mgba,Anty-Lemon/mgba,Anty-Lemon/mgba,cassos/mgba,Iniquitatis/mgba,fr500/mgba,AdmiralCurtiss/mgba,sergiobenrocha2/mgba,Iniquitatis/mgba,MerryMage/mgba,MerryMage/mgba,mgba-emu/mgba,mgba-emu/mgba,libretro/mgba,sergiobenrocha2/mgba,libretro/mgba,jeremyherbert/mgba,askotx/mgba,MerryMage/mgba,Iniquitatis/mgba,fr500/mgba,iracigt/mgba,Touched/mgba,AdmiralCurtiss/mgba,sergiobenrocha2/mgba,Touched/mgba,mgba-emu/mgba,Touched/mgba,cassos/mgba,libretro/mgba,mgba-emu/mgba,cassos/mgba