removed unused variables
removed unused variables

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