VTK-2820 - keep track of last replacing caret position to avoid skipping to end of string when replacing char(s)
VTK-2820 - keep track of last replacing caret position to avoid skipping to end of string when replacing char(s)

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