ilimination of system code, removal of x-watcher and replacement of it by dmon, fixes in audio code, dynamic asset reload

src/twn_game_object_c.h

@@ -11,13 +11,9 @@
 
 void game_object_load(void);
 
+/* note: it should be only called when application is closing */
 void game_object_unload(void);
 
-/* returns true if reload happened, otherwise false */
-bool game_object_try_reloading(void);
-
 void game_object_tick(void);
 
-void *game_object_get_game_tick_address(void);
-
 #endif