@Override
    public void read(JmeImporter importer) throws IOException {
        super.read(importer);

        // Find our stuff
        wires = getMesh("_wires");
        points = getMesh("_points");
        interBoneWires = getMesh("_interwires");
    }
@return the dotted line between bones (can be null)
jme3-core/src/main/java/com/jme3/scene/debug/SkeletonDebugger.java