worked on some compiler warnings
worked on some compiler warnings

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