VTK-1668 and gallery in image-folder - don't return false for keypress
VTK-1668 and gallery in image-folder - don't return false for keypress

vtkio/vtk,vtkio/vtk,vtkio/vtk,vtkio/vtk,vtkio/vtk,vtkio/vtk,vtkio/vtk,vtkio/vtk