added the option to use parent scope variables in the label templates
release 0.1.4
added a sample that adds a child to a deep node (leaf), changing it into a branch
added support for an orderBy attribute for the tree control
added support for reverse ordering
added order-by and reverse-order
Annotate controller injection

This is needed to avoid minification issues. See "A Note on Minification":
http://docs.angularjs.org/tutorial/step_05
Merge pull request #16 from grin/master

Annotate controller injection
Merge pull request #15 from johnhoffman/master

treecontrol attributes to control ordering (order-by & reverse-order)
missing semi-column
fixed the tests for order-by
implemented isLeaf override function to customize selection of which node is displayed as a leaf and which node is displayed as a branch
indentation change
renamed test file to have the suffix test
added support for expanded nodes by default
release 0.1.5
added tests to verify that selected node is updated in the rootScope