Fixed segfault in stream tracer (no vectors).  Glyph now has a vector selection.
Fixed segfault in stream tracer (no vectors).  Glyph now has a vector selection.

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