* add BLI_rfindlink for reverse index lookup (used so bm.select_history[-1] doesn't have to loop the entire list twice). * add bm.select_history.active so you can get the last selected item or None without having to check seq length.
* add BLI_rfindlink for reverse index lookup (used so bm.select_history[-1] doesn't have to loop the entire list twice). * add bm.select_history.active so you can get the last selected item or None without having to check seq length.