This is a TO DO document for the Uize.Widget.Tree.List module.

	research implementing markup using true nested UL/LI
	refactor to make all styling done through CSS (i.e. no img URLs known to JS). Do away with old school approach.
	support for divider items
	move to using UL/LI for markup
	feature to automatically add title property to headings so a tooltip displays the full "path"