Set VTK_LIBRARIES global property as a variable to be configured.
Set VTK_LIBRARIES global property as a variable to be configured.

Change-Id: I380534dc6568fd5a9697c37ed7ce369e618bf06a

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