fix linting errors
fix linting errors

manthey/girder,RafaelPalomar/girder,manthey/girder,RafaelPalomar/girder,manthey/girder,girder/girder,RafaelPalomar/girder,RafaelPalomar/girder,Kitware/girder,Kitware/girder,Kitware/girder,girder/girder,RafaelPalomar/girder,manthey/girder,girder/girder,Kitware/girder,girder/girder