add: action_play (totem, 0);
context: action_next (Totem *totem){	char *mrl;	gtk_playlist_set_next (totem->playlist);	update_buttons (totem);	mrl = gtk_playlist_get_current_mrl (totem->playlist);	action_set_mrl (totem, mrl);//	action_play (totem, 0);	g_free (mrl);}