Fixes incorrect selectedIds array for deselection (calculation was incorrect).
Fixes incorrect selectedIds array for deselection (calculation was incorrect).

iCasa/jstree,iCasa/jstree,vakata/jstree,Project-TF/jstree,iCasa/jstree,vakata/jstree,duzun/jstree,duzun/jstree,Project-TF/jstree