anchor.diff:  
   content_types_accepted(Req, State) ->
       {[
  +     {<<"text/plain">>, echo_parser},
        {<<"application/protobuf">>, multirequest_parser}, %% for heroku
        {<<"application/protobuf+vnd.simplox.multirequest">>, multirequest_parser}
       ], Req, State}.
   
   
  -multirequest_parser(Req, State=#state{boundary=Boundary}) ->
  +echo_parser(Req, State) ->
  +    {ok, Body, Req2} = cowboy_req:body(Req),
  +    Req3 = cowboy_req:set_resp_body(Body, Req2),
  +    {true, Req3, State}.
  +
  +resource_exists(Req, State) ->
  +    {true, Req, State}.
  +
  +multirequest_parser(Req, State) ->
       {ok, Body, Req2} = cowboy_req:body(Req),
       case decode_multirequest(Body) of 
   	{error, _Reason} ->
   	    {false, Req2, State};
  -	{ok, MultiRequest} -> 
  +	{ok, _MultiRequest} -> 
               {{stream, StreamFun}, Req3, State2} = streaming_multipart_response(Req2, State),
               Req4 = cowboy_req:set_resp_header(
   	       <<"content-type">>,
  
positive.code: 	    stream_loop(Req, State, Socket, Transport)
      end.
  
  stream_loop(Req, State, Socket, Transport) ->
      Transport:send(Socket, <<"Hello, World!">>),
      ok.
  
  header({Name, Value}) ->
      [Name, ": ", Value, ?CRLF].
  
  
  make_boundary() ->
  
negative.code: -module(simplox_dummy_handler).
  
  -record(state, {boundary, multirequest, procs=dict:new()}).
  
  -define(CRLF, <<"\r\n">>).
  -include_lib("simplox/include/simplox_pb.hrl").
  