improving docs.
improving docs.

sordina/wai,tolysz/wai,erikd/wai,coypoop/wai,coypoop/wai,soenkehahn/wai,utdemir/wai,AndrewRademacher/wai,rgrinberg/wai,sordina/wai,soenkehahn/wai,dylex/wai,rgrinberg/wai,mfine/wai,mfine/wai,iquiw/wai,kazu-yamamoto/wai,yesodweb/wai,coypoop/wai,sordina/wai,mfine/wai,creichert/wai,AndrewRademacher/wai,rgrinberg/wai,AndrewRademacher/wai,iquiw/wai,tolysz/wai,sordina/wai,frontrowed/wai,dylex/wai,erikd/wai,utdemir/wai,urbanslug/wai,frontrowed/wai,erikd/wai,awpr/wai,dylex/wai,AndrewRademacher/wai,awpr/wai,kazu-yamamoto/wai,rgrinberg/wai,awpr/wai,soenkehahn/wai,urbanslug/wai,dylex/wai,mfine/wai,iquiw/wai,erikd/wai,yesodweb/wai,utdemir/wai,urbanslug/wai,tolysz/wai,utdemir/wai,urbanslug/wai,frontrowed/wai,tolysz/wai,frontrowed/wai,coypoop/wai,awpr/wai,rgrinberg/wai,iquiw/wai,soenkehahn/wai,creichert/wai