BUG: Increased image tolerance for some chart tests.
BUG: Increased image tolerance for some chart tests.

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