':return: A DETAILED description of the plugin functions and features.'

def get_long_desc(self):

    return '\n                                This    plugin    finds    any    CAPTCHA    images    that    appear    on    a    HTML    document.    The\n                                crawl    is    performed    by    requesting    the    document    two    times,    and    comparing\n                                the    image    hashes,    if    they    differ,    then    they    may    be    a    CAPTCHA.\n                                '
