BUG: fixed memory leak
BUG: fixed memory leak

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