Added some consts

Examples/iOS/VTKViewer/VTKViewer/VTKView.mm

Filters/Hybrid/vtkAdaptiveDataSetSurfaceFilter.cxx

GUISupport/MFC/vtkMFCWindow.cpp

GUISupport/Qt/Testing/Cxx/TestQtWidget.cxx

Geovis/Core/vtkCompassRepresentation.cxx

IO/Export/vtkPOVExporter.cxx

IO/Export/vtkSVGExporter.cxx

IO/ExportGL2PS/vtkOpenGLGL2PSExporter.cxx

Interaction/Image/vtkImageViewer.cxx

Interaction/Image/vtkImageViewer2.cxx

Interaction/Style/vtkInteractorStyleDrawPolygon.cxx

Interaction/Style/vtkInteractorStyleFlight.cxx

Interaction/Style/vtkInteractorStyleImage.cxx

Interaction/Style/vtkInteractorStyleJoystickCamera.cxx

Interaction/Style/vtkInteractorStyleRubberBand2D.cxx

Interaction/Style/vtkInteractorStyleRubberBand3D.cxx

Interaction/Style/vtkInteractorStyleRubberBandPick.cxx

Interaction/Style/vtkInteractorStyleRubberBandZoom.cxx

Interaction/Style/vtkInteractorStyleTerrain.cxx

Interaction/Style/vtkInteractorStyleTrackballCamera.cxx