Raise informative error on failure to read $PORT
Raise informative error on failure to read $PORT

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