BUG: vthb file has the wrong directory.
BUG: vthb file has the wrong directory.

vtkXMLHierarchicalBoxDataFileConverter creates a vthb file with the source instead of destination
directory.

gram526/VTK,mspark93/VTK,SimVascular/VTK,SimVascular/VTK,sankhesh/VTK,gram526/VTK,sankhesh/VTK,sankhesh/VTK,mspark93/VTK,sumedhasingla/VTK,keithroe/vtkoptix,sumedhasingla/VTK,sumedhasingla/VTK,gram526/VTK,mspark93/VTK,gram526/VTK,gram526/VTK,mspark93/VTK,jmerkow/VTK,keithroe/vtkoptix,jmerkow/VTK,keithroe/vtkoptix,mspark93/VTK,sankhesh/VTK,sumedhasingla/VTK,jmerkow/VTK,SimVascular/VTK,jmerkow/VTK,jmerkow/VTK,jmerkow/VTK,keithroe/vtkoptix,keithroe/vtkoptix,mspark93/VTK,gram526/VTK,mspark93/VTK,mspark93/VTK,keithroe/vtkoptix,sumedhasingla/VTK,SimVascular/VTK,keithroe/vtkoptix,SimVascular/VTK,keithroe/vtkoptix,sankhesh/VTK,SimVascular/VTK,SimVascular/VTK,sankhesh/VTK,jmerkow/VTK,sankhesh/VTK,jmerkow/VTK,sumedhasingla/VTK,sumedhasingla/VTK,sumedhasingla/VTK,sankhesh/VTK,SimVascular/VTK,gram526/VTK,gram526/VTK