Remove Port from registry

util/http/roundtripper.go

@@ -2,7 +2,6 @@ package http
 
 import (
 	"errors"
-	"fmt"
 	"net/http"
 
 	"github.com/micro/go-micro/client/selector"
@@ -28,7 +27,7 @@ func (r *roundTripper) RoundTrip(req *http.Request) (*http.Response, error) {
 		if err != nil {
 			continue
 		}
-		req.URL.Host = fmt.Sprintf("%s:%d", n.Address, n.Port)
+		req.URL.Host = n.Address
 		w, err := r.rt.RoundTrip(req)
 		if err != nil {
 			continue