ENH:Some minor code tweaks
ENH:Some minor code tweaks

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