func (self *Salter) Token(size int) string {
	return base64.URLEncoding.EncodeToString(self.BToken(size))
}
func (self *Salter) Token(size int) string {
	return base64.URLEncoding.EncodeToString(self.BToken(size))
}
// Token generates a base-64 string of random bytes with length as specified by
// size parameter.