Fix golink port printing

dezendorf/applications/golink/cmd/main/main.go

@@ -20,7 +20,7 @@ func main() {
   flag.Parse()
   core.DepImport()
   if *server {
-    fmt.Printf("Starting linkserver on port :%d", *serverPort)
+    fmt.Printf("Starting linkserver on port :%s", *serverPort)
     router := httprouter.New()
     router.GET("/", routes.List)
     router.GET("/search/:target", routes.Search)