ENH: Merge changes from main tree into VTK-5-2 branch. (cvs -q up -j1.8 -j1.9 Filtering/vtkPolygon.cxx)
ENH: Merge changes from main tree into VTK-5-2 branch. (cvs -q up -j1.8 -j1.9 Filtering/vtkPolygon.cxx)

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