re-ordering docs of Network.Wai.HTTP2.
re-ordering docs of Network.Wai.HTTP2.

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