Develop

See merge request !8

Switch upstream

See merge request !7

[CICD] Support parallel runners, nighly artifacts

See merge request !6

[CICD] Updated build generation. All branches will create an artifact, only  will last longer than 24 hours

Added Hakchi (Nintendo Classics) platform and hmod packaging

backport ppu fix, libretro cleanup, remove rom headers

remove float, fix overmax, adjust base volume

Fix Umihara Kawase's brightness fluctuation.
tighter upstream sync
remove rom headers

backport bsx, multicart, cleanup sync

hermite_resampler.h: cosmetic - change tabs to spaces to match surrounding code

Backport features, Add libretro features