'Handle the help command.'

def help(self, command):

    _help = '                                Available    commands:\n                                                help                                                                                                                Display    this    information\n                                                getxml                                                                                                        Get    the    full    XML    file\n                                                exit                                                                                                                Exit    this    shell    session\n                                '
    return textwrap.dedent(_help)
