added syntax infos for highlight.js
added syntax infos for highlight.js

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