Apply default formatting for help messages

        :param quick_helps: list of tuples containing help info

def default_help_formatter(quick_helps):
    """Apply default formatting for help messages

        :param quick_helps: list of tuples containing help info
     """
    ret = ''
    for line in quick_helps:
        cmd_path, param_hlp, cmd_hlp = line
        ret += ' '.join(cmd_path) + ' '
        if param_hlp:
            ret += param_hlp + ' '
        ret += '- ' + cmd_hlp + '\n'
    return ret