ERR: fix a couple bugs mentioned by Prabhu
ERR: fix a couple bugs mentioned by Prabhu

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