fix valgrind problems
fix valgrind problems

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