BUG: Fix Bug #787 - Exception on vtkImageCacheFilter after modifying the pipeline.
BUG: Fix Bug #787 - Exception on vtkImageCacheFilter after modifying the pipeline.

jeffbaumes/jeffbaumes-vtk,candy7393/VTK,aashish24/VTK-old,collects/VTK,gram526/VTK,daviddoria/PointGraphsPhase1,demarle/VTK,biddisco/VTK,msmolens/VTK,daviddoria/PointGraphsPhase1,demarle/VTK,aashish24/VTK-old,keithroe/vtkoptix,naucoin/VTKSlicerWidgets,Wuteyan/VTK,Wuteyan/VTK,demarle/VTK,arnaudgelas/VTK,hendradarwin/VTK,jmerkow/VTK,naucoin/VTKSlicerWidgets,mspark93/VTK,gram526/VTK,Wuteyan/VTK,jeffbaumes/jeffbaumes-vtk,collects/VTK,mspark93/VTK,spthaolt/VTK,sumedhasingla/VTK,keithroe/vtkoptix,sgh/vtk,msmolens/VTK,ashray/VTK-EVM,candy7393/VTK,sgh/vtk,demarle/VTK,sumedhasingla/VTK,naucoin/VTKSlicerWidgets,SimVascular/VTK,Wuteyan/VTK,SimVascular/VTK,jmerkow/VTK,keithroe/vtkoptix,sankhesh/VTK,jmerkow/VTK,spthaolt/VTK,demarle/VTK,ashray/VTK-EVM,sankhesh/VTK,candy7393/VTK,spthaolt/VTK,ashray/VTK-EVM,msmolens/VTK,spthaolt/VTK,keithroe/vtkoptix,hendradarwin/VTK,keithroe/vtkoptix,hendradarwin/VTK,johnkit/vtk-dev,msmolens/VTK,gram526/VTK,SimVascular/VTK,jmerkow/VTK,ashray/VTK-EVM,johnkit/vtk-dev,ashray/VTK-EVM,SimVascular/VTK,berendkleinhaneveld/VTK,SimVascular/VTK,daviddoria/PointGraphsPhase1,sankhesh/VTK,biddisco/VTK,biddisco/VTK,Wuteyan/VTK,cjh1/VTK,hendradarwin/VTK,ashray/VTK-EVM,spthaolt/VTK,sgh/vtk,sumedhasingla/VTK,berendkleinhaneveld/VTK,berendkleinhaneveld/VTK,spthaolt/VTK,sankhesh/VTK,daviddoria/PointGraphsPhase1,sumedhasingla/VTK,gram526/VTK,biddisco/VTK,biddisco/VTK,candy7393/VTK,sumedhasingla/VTK,naucoin/VTKSlicerWidgets,biddisco/VTK,keithroe/vtkoptix,arnaudgelas/VTK,cjh1/VTK,johnkit/vtk-dev,ashray/VTK-EVM,mspark93/VTK,arnaudgelas/VTK,SimVascular/VTK,sankhesh/VTK,jeffbaumes/jeffbaumes-vtk,Wuteyan/VTK,naucoin/VTKSlicerWidgets,ashray/VTK-EVM,spthaolt/VTK,gram526/VTK,msmolens/VTK,keithroe/vtkoptix,sumedhasingla/VTK,cjh1/VTK,arnaudgelas/VTK,aashish24/VTK-old,aashish24/VTK-old,sankhesh/VTK,cjh1/VTK,candy7393/VTK,berendkleinhaneveld/VTK,collects/VTK,daviddoria/PointGraphsPhase1,daviddoria/PointGraphsPhase1,sumedhasingla/VTK,johnkit/vtk-dev,johnkit/vtk-dev,sgh/vtk,biddisco/VTK,jmerkow/VTK,gram526/VTK,johnkit/vtk-dev,jeffbaumes/jeffbaumes-vtk,cjh1/VTK,sgh/vtk,aashish24/VTK-old,SimVascular/VTK,berendkleinhaneveld/VTK,sankhesh/VTK,mspark93/VTK,candy7393/VTK,msmolens/VTK,jeffbaumes/jeffbaumes-vtk,arnaudgelas/VTK,candy7393/VTK,sumedhasingla/VTK,gram526/VTK,keithroe/vtkoptix,hendradarwin/VTK,hendradarwin/VTK,mspark93/VTK,berendkleinhaneveld/VTK,naucoin/VTKSlicerWidgets,candy7393/VTK,jmerkow/VTK,arnaudgelas/VTK,demarle/VTK,mspark93/VTK,collects/VTK,jmerkow/VTK,jmerkow/VTK,demarle/VTK,hendradarwin/VTK,collects/VTK,cjh1/VTK,msmolens/VTK,collects/VTK,msmolens/VTK,gram526/VTK,johnkit/vtk-dev,sankhesh/VTK,mspark93/VTK,sgh/vtk,Wuteyan/VTK,mspark93/VTK,SimVascular/VTK,aashish24/VTK-old,demarle/VTK,jeffbaumes/jeffbaumes-vtk,berendkleinhaneveld/VTK