Added 'jstree' submodule for integration.
Updated css overrides for jstree port.
Added jstree to main and css to gruntfile.
Started preliminary port of jstree.
Naming updates and old tree call removals.
First functional treeview with jstree.
Bug fixes to tree view.
Fixed event callback type.
Fixed treeview update, insert, and delete from diff.
Minor fixes if parent changes.
Fixed table diff algorithm.
Moved operations inside array bounds check.