increase default io timeout from 30s to 300s

src/server.c

@@ -80,7 +80,7 @@ server* server_new(const gchar *module_dir) {
 
 	log_init(srv);
 
-	srv->io_timeout = 30; /* default I/O timeout */
+	srv->io_timeout = 300; /* default I/O timeout */
 
 	return srv;
 }