anchor.diff:  	    stream_loop(Req, State, Socket, Transport)
       end.
   
  -stream_loop(Req, State, Socket, Transport) ->
  +stream_loop(_Req, _State, Socket, Transport) ->
       Transport:send(Socket, <<"Hello, World!">>),
       ok.
  -
  -header({Name, Value}) ->
  -    [Name, ": ", Value, ?CRLF].
   
   
   make_boundary() ->
  
positive.code: 
  content_types_accepted(Req, State) ->
      {[
       {<<"application/protobuf">>, multirequest_parser}, %% for heroku
       {<<"application/protobuf+vnd.simplox.multirequest">>, multirequest_parser}
      ], Req, State}.
  
  
  multirequest_parser(Req, State=#state{boundary=Boundary}) ->
      {ok, Body, Req2} = cowboy_req:body(Req),
      case decode_multirequest(Body) of 
  	{error, _Reason} ->
  	    {false, Req2, State};
  	{ok, MultiRequest} -> 
              {{stream, StreamFun}, Req3, State2} = streaming_multipart_response(Req2, State),
              Req4 = cowboy_req:set_resp_header(
  	       <<"content-type">>,
  
negative.code:     catch Error ->
  	    {error, Error}
      end.
  
  content_types_provided(Req, State) ->
      case cowboy_req:method(Req) of
  