anchor.diff:              Pid = spawn(lhttpc_client, request, Args),
               spawn(fun() ->
                   R = kill_client_after(Pid, Timeout),
  -                StreamTo ! {response, ReqId, Pid, R}
  +                case StreamTo of
  +                    undefined -> ok;
  +                    _ -> StreamTo ! {response, ReqId, Pid, R}
  +                end
               end),
               {ReqId, Pid};
           false ->
  
positive.code: verify_options([{connect_options, List} | Options], Errors)
          when is_list(List) ->
      verify_options(Options, Errors);
  verify_options([{stream_to, Pid} | Options], Errors) when is_pid(Pid) ->
      verify_options(Options, Errors);
  verify_options([Option | Options], Errors) ->
  
negative.code: %%            {send_retry, integer()} |
  %%            {partial_upload, WindowSize} |
  %%            {partial_download, PartialDownloadOptions} |
  %%            {stream_to, pid() | undefined} |
  %%            {max_connections, pos_integer() | bypass}
  %%   Milliseconds = integer()
  %%   WindowSize = integer()
  