hellabot.go
func (bot *Bot) sendUserCommand(user, realname, mode string) {
	bot.Send(fmt.Sprintf("USER %s %s * :%s", user, mode, realname))
}
func (bot *Bot) sendUserCommand(user, realname, mode string) {
	bot.Send(fmt.Sprintf("USER %s %s * :%s", user, mode, realname))
}
// Set username, real name, and mode