BUG: Should not build locator if dataset is empty (return -1 immediately
BUG: Should not build locator if dataset is empty (return -1 immediately

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