func EncodeBool(w io.Writer, b bool) (err error) {
	if b {
		err = EncodeUint8(w, 1) // same as EncodeUvarint(w, 1).
	} else {
		err = EncodeUint8(w, 0) // same as EncodeUvarint(w, 0).
	}
	return
}
func EncodeBool(w io.Writer, b bool) (err error) {
	if b {
		err = EncodeUint8(w, 1) // same as EncodeUvarint(w, 1).
	} else {
		err = EncodeUint8(w, 0) // same as EncodeUvarint(w, 0).
	}
	return
}
//----------------------------------------
// Other