added more logging to upnp. fixed upnp test

test/Jamfile

@@ -1,6 +1,6 @@
 use-project /torrent : .. ;
 
-exe test_upnp : test_upnp.cpp /torrent : <threading>multi <logging>verbose <define>TORRENT_UPNP_LOGGING ;
+exe test_upnp : test_upnp.cpp /torrent : <threading>multi <logging>verbose <upnp-logging>on ;
 
 project
    :

test/test_upnp.cpp

@@ -35,6 +35,9 @@ int main(int argc, char* argv[])
 	ios.run();
 
 	upnp_handler.rebind(address_v4::from_string(argv[1]));
+	timer.expires_from_now(seconds(2));
+	timer.async_wait(boost::bind(&io_service::stop, boost::ref(ios)));
+
 	std::cerr << "rebinding to IP " << argv[1]
 		<< " broadcasting for UPnP device" << std::endl;