Merge branch 'joamag/game_genie' into 'master'

CHANGELOG.md

Cargo.toml

README.md

frontends/libretro/Cargo.toml

frontends/libretro/res/boytacean_libretro.info

frontends/libretro/src/lib.rs

frontends/sdl/Cargo.toml

frontends/web/package.json

frontends/web/react/components/index.ts

frontends/web/react/components/test-section/test-section.css

frontends/web/react/components/test-section/test-section.tsx

frontends/web/ts/gb.ts

src/gb.rs

src/genie.rs

src/lib.rs

src/ppu.rs

src/rom.rs