
CORE DOWNLOADER: Add 'Show Experimental Cores' setting under Settings > Network > Updater.CORE DOWNLOADER: Rename 'Core Updater' to 'Core Downloader'.CORE MANAGEMENT: Improved core selection logic.CORE MANAGEMENT: Add option to backup/restore installed cores.CORE MANAGEMENT: Add 'core management' menu (Settings -> Core).CHEEVOS/M3U: Bugfix - failed when loading M3U files with certain line endings.CHEEVOS/M3U: Bugfix - it doesn't handle trailing whitespace.CHEEVOS/M3U: Bugfix - it didn't handle comments/directives.
CHEEVOS/M3U: Bugfix - did not handle absolute/relative paths in M3U files correctly before. CHEEVOS: Correctly report unlocked non-hardcore achievements when hardcore is paused. CHEEVOS: Disable hardcore mode when playing BSV file. CHEEVOS: Support less common file extensions. CHEEVOS: Report API errors when unlocking achievements or submitting leaderboards. BUILTIN CORES: Builtin cores like ffmpeg and imageviewer would previously try to erroneously load a dynamic core named 'builtin' - this would fail and would just be a wasteful operation - this now skips dylib loading in libretro_get_system_info for builtin cores. AUTO SAVESTATES: Ensure save states are correctly flushed to disk when quitting RetroArch (fixes broken save states when exiting RetroArch - without first closing content - with 'Auto Save State' enabled).