Removed unnecessary BTX comment from header
Removed unnecessary BTX comment from header

Change-Id: I963cc2e98691d6bed85a57217fb7efb338806148

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