add: free_tm_stats();
context: void tm_shutdown(){	DBG("DEBUG: tm_shutdown : start\n");	unlink_timer_lists();	/* destroy the hash table */	DBG("DEBUG: tm_shutdown : empting hash table\n");	free_hash_table( );	DBG("DEBUG: tm_shutdown: releasing timers\n");	free_timer_table();	DBG("DEBUG: tm_shutdown : removing semaphores\n");	lock_cleanup();	DBG("DEBUG: tm_shutdown : done\n");}