added coverage for jpeg and png
added coverage for jpeg and png

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