id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	blockedby	blocking	notify_on_close	platform	project
1593	"multi-level ""sel back/forward"""	Eric Pettersen	Eric Pettersen	"Implement multi-level selection-only undo/redo as ""sel back/forward"" and attach to left/right arrow keys.

Once implemented, add an ""Undo"" button to zone-selection dialog, probably disabling it if unrelated select changes occur afterward."	enhancement	closed	moderate		Undo/Redo		wontfix		Elaine Meng Tom Goddard				all	ChimeraX