Grammar fixes

relay/client/client.go

@@ -46,7 +46,7 @@ func (isf *internalStopFlag) isSet() bool {
 	return isf.stop
 }
 
-// Msg carry the payload from the server to the client. With this sturct, the net.Conn can free the buffer.
+// Msg carry the payload from the server to the client. With this struct, the net.Conn can free the buffer.
 type Msg struct {
 	Payload []byte
 

relay/messages/message.go

@@ -111,7 +111,7 @@ func MarshalHelloMsg(peerID []byte, additions []byte) ([]byte, error) {
 // authenticate the client with the server.
 func UnmarshalHelloMsg(msg []byte) ([]byte, []byte, error) {
 	if len(msg) < headerSizeHello {
-		return nil, nil, fmt.Errorf("invalid 'hello' messge")
+		return nil, nil, fmt.Errorf("invalid 'hello' message")
 	}
 	if !bytes.Equal(msg[1:5], magicHeader) {
 		return nil, nil, fmt.Errorf("invalid magic header")