add online mode guide to daze example

cmd/daze/daze.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	// "github.com/Tnze/go-mc/authenticate"
 	"github.com/Tnze/go-mc/bot"
 	"github.com/Tnze/go-mc/chat"
 	"log"
@@ -8,6 +9,15 @@ import (
 
 func main() {
 	c := bot.NewClient()
+	// For online-mode, you need login your Mojang account
+	// and load your Name and UUID to client:
+	//
+	// 		auth, err := authenticate.Authenticate(Your E-mail", "Your Password")
+	// 		if err != nil {
+	// 			panic(err)
+	// 		}
+	// 		c.Name, c.AsTk = auth.SelectedProfile.Name, auth.SelectedProfile.ID
+
 	//Login
 	err := c.JoinServer("localhost", 25565)
 	if err != nil {