dashboard, p2p: remove println, change doc

dashboard/dashboard.go

@@ -170,19 +170,6 @@ func (db *Dashboard) Start(server *p2p.Server) error {
 		}
 	}()
 
-	//s, _ := json.MarshalIndent(server.NodeInfo(), "", " ")
-	//fmt.Println(string(s))
-	switch {
-	case db.ethServ != nil:
-		if db.ethServ.IsLesServer() {
-			//	fmt.Printf("%+v\n", db.ethServ)
-		}
-	case db.lesServ != nil:
-		//fmt.Println(db.lesServ.LesVersion())
-	default:
-		log.Error("Neither eth nor les")
-	}
-
 	return nil
 }
 

dashboard/peers.go

@@ -501,8 +501,6 @@ func (db *Dashboard) collectPeerData() {
 								Protocols: peer.Protocols,
 							})
 						}
-						//s, _ := json.Marshal(info.Protocols)
-						//fmt.Println(string(s))
 					}
 				}
 			}

p2p/metrics.go

@@ -61,7 +61,7 @@ const (
 	PeerHandshakeSucceeded MeteredPeerEventType = iota
 
 	// PeerHandshakeFailed is the type of event emitted when a peer fails to
-	// make the encryption handshake or disconnects before it.
+	// make the handshake or disconnects before it.
 	PeerHandshakeFailed
 
 	// PeerDisconnected is the type of event emitted when a peer disconnects.