2000-04-28  Gene Z. Ragan  <gzr@eazel.com>
	* libnautilus-extensions/nautilus-icon-text-item.c
	* libnautilus-extensions/nautilus-icon-text-item.h
	* libnautilus-extensions/nautilus-undo-manager-private.h
	Fixed the following FIXME bugs: 684 686 687
	Hooked up the undo mechanism to work properly with
	the renaming widget.

	* libnautilus-extensions/nautilus-undo-manager.c
	* libnautilus-extensions/nautilus-undo-manager.h
	Add configuration defaults to sets the UndoManager to
	not use the redo functionality and sets the depth of
	the undo list to one transaction.
	(nautilus_undo_manager_enable_redo):
	Function to toggle on or off the ability to redo undone transactions.
	(nautilus_undo_manager_set_queue_depth):
	Function to set the max depth of the undo/redo queues
	(free_undo_manager_list_data):
	New utility function to clean up data in undo/redo list
	(prune_undo_manager_list):
	New utility function that prunes a set number of items from
	either the undo or redo list.
	(nautilus_undo_manager_add_undo_transaction):
	Manually insert an externally created undo transaction into
	the undo queue.
	(nautilus_undo_manager_add_redo_transaction):
	Manually insert an externally created undo transaction into
	the redo queue.

	* libnautilus-extensions/nautilus-undo-transaction.c
	* libnautilus-extensions/nautilus-undo-transaction.h
	(nautilus_undo_transaction_destroy):
	Added destructor function for a NautilusUndoTransaction object

	* src/nautilus-window-menus.c
	(update_undo_menu_item):
	Fixed bug 755.  Connected to signal sent by undo manager that informs
	Undo menu item sensitivity to be set.