ENH: Check for non-power of two textures.
ENH: Check for non-power of two textures.

Change-Id: If09c81201379784ac98d7cbe4c35ecc4c8c16abe

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