updated smooth-scroll & added bind-polyfill
updated smooth-scroll & added bind-polyfill

epistrephein/Steam,ChiMarvine/Steam,dkran/dkran.net,epistrephein/Steam,ruddra/Steam,nextras/blog-theme,paulwellnerbou/Steam,nextras/blog-theme,davidtorcivia/Steam,ruddra/Steam,kdelfour/ghost-steam-theme,prakhar625/Steam,paulwellnerbou/Steam