Remove useless todo comments

src/cowboy_handler.erl

@@ -79,7 +79,6 @@ handler_init(Req, State, Handler, HandlerOpts) ->
 		{shutdown, Req2, HandlerState} ->
 			terminate_request(Req2, State, Handler, HandlerState,
 				{normal, shutdown});
-		%% @todo {upgrade, transport, Module}
 		{upgrade, protocol, Module} ->
 			upgrade_protocol(Req, State, Handler, HandlerOpts, Module);
 		{upgrade, protocol, Module, Req2, HandlerOpts2} ->

src/cowboy_req.erl

@@ -141,7 +141,7 @@
 	qs_vals = undefined :: undefined | list({binary(), binary() | true}),
 	bindings = undefined :: undefined | cowboy_router:bindings(),
 	headers = [] :: cowboy:http_headers(),
-	p_headers = [] :: [any()], %% @todo Improve those specs.
+	p_headers = [] :: [any()],
 	cookies = undefined :: undefined | [{binary(), binary()}],
 	meta = [] :: [{atom(), any()}],