Removed warning when GCC/Intel compiler is too old
Removed warning when GCC/Intel compiler is too old

This is not helpful as a warning, it could be output in summary to state
that visibility support will not be used but I don't think that is needed.

Change-Id: I4f70abd0ceddae6befd53e02341b5fdb15ba3aed

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