Add additional traversing fnctions (parentOf, ancestorsOf). Extract indentation code from initialize into separate function (indent).
Add additional traversing fnctions (parentOf, ancestorsOf). Extract indentation code from initialize into separate function (indent).

jacoor/jquery-treetable,pombredanne/jquery-treetable,pombredanne/jquery-treetable,jacoor/jquery-treetable,jacoor/jquery-treetable