ENH: Added effective stress computation.
ENH: Added effective stress computation.

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