update readme to 1.1 features
update readme to 1.1 features

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