rem: gtk_playlist_add_mrl (GtkPlaylist *playlist, char *mrl)
add: gtk_playlist_add_mrl (GtkPlaylist *playlist, const char *mrl)
context: gtk_playlist_add_mrl (GtkPlaylist *playlist, char *mrl){	GtkListStore *store;	GtkTreeIter iter;	char *filename;	g_return_val_if_fail (GTK_IS_PLAYLIST (playlist), FALSE);	g_return_val_if_fail (mrl != NULL, FALSE);	filename = g_path_get_basename (mrl);	store = GTK_LIST_STORE (playlist->details->model);	gtk_list_store_append (store, &iter);	gtk_list_store_set (store, &iter,			PIX_COL, NULL,			FILENAME_COL, filename,			URI_COL, mrl,			-1);	if (playlist->details->current == NULL)		playlist->details->current = gtk_tree_model_get_path			(playlist->details->model, &iter);}