An example illustrating the 2 APIs for point source
An example illustrating the 2 APIs for point source

NB: The old one (with Point1 and Point2) is unchanged and is the
one used by default. The novel one uses a list of points to create
a broken line.

Change-Id: I9923c6b994b10e6aef1f8819672c61cef3a0f3d7

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