CSS for tree (items selectable)
Add bullet SVG for tree
Tree update

- Add caret to call folders with has children option
- Tree items now buttons to allow tabbing access
- Add support for custom icons
- Add bullet font icon for unselected items
- Update padding and general layout
- Remove parent highlight of selected item
remove hasChildren option
Add more ARIA support
Modify custom icon support to support deselect
Add tree to index.html
Merge branch '3.0.0-wip' of github.com:ExactTarget/fuelux into tree-pattern-update

Conflicts:
	dev.html
	dist/css/fuelux.css.map
	dist/css/fuelux.min.css
	dist/js/fuelux.min.js
update tree test markup
Update dist
Merge branch '3.0.0-wip' of github.com:ExactTarget/fuelux into tree-pattern-update

Conflicts:
	dist/fuelux.zip
	dist/js/fuelux.min.js
Valid HTML (button/label), and move selection to branch
Rename variable, add additional dev console.log
Merge branch '3.0.0-wip' of github.com:ExactTarget/fuelux into tree-pattern-update

Conflicts:
	dev.html
	dist/fuelux.zip
	dist/js/fuelux.min.js
dist update
Merge pull request #566 from ExactTarget/tree-pattern-update

Tree pattern update