'This is just a shortcut to iget plus some extras to make this Header
class inter-exchangeable with the urllib2 / headers.
https://github.com/andresriancho/w3af/issues/10769
:param header_name: The header name to query
:return: A list with the header values'

def getheaders(self, header_name):

    (header_value, stored_header_name) = self.iget(header_name)
    if (header_value is None):
        return []
    return [header_value]
