BUG: Incorrect differencing of angles.
BUG: Incorrect differencing of angles.

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