Re-added Polyfills in vendor/
Re-added Polyfills in vendor/

seedtigo/engine,17tsejm1/engine,defconcepts/engine,mcanthony/gss-engine,defconcepts/engine,17tsejm1/engine,DavidStrada/engine,gss/engine,seedtigo/engine,DavidStrada/engine,mcanthony/gss-engine