HTTP request object.
make interface.http.request(): Class constructor.content: Content (for POST).content_length: Length of content (for POST).headers: HTTP headers dictionary.parameters: Query string/POST keys and values.path_info: Path appended to the end of the request.query_string: Query string used.request_method: HTTP method used.response: HTTP response.emit_response(resp): Emits HTTP response.resp: parse_params(): Parse HTTP request parameters.parse_params_helper(str): Helper method (do not call directly!)str: Query string.parse_replace(caps): caps: