I have completely misunderstood how to integrate boost iostreams and boost asio.
I have completely misunderstood how to integrate boost iostreams and
boost asio.

New plan:
 * Just download the headers asio::transfer_until("\r\n\r\n")
 * Download the body with special iostreams sources, one for chunked and one for content-length
 * Use the gzip decoder on that filtering_stream if need be

matiu2/RESTClient