XMLLoader needs load_widgets for ExtractionLineScene until XML support is dropped
XMLLoader needs load_widgets for ExtractionLineScene until XML support is dropped

USGSDenverPychron/pychron,NMGRL/pychron,USGSDenverPychron/pychron,NMGRL/pychron,USGSDenverPychron/pychron,NMGRL/pychron,NMGRL/pychron,USGSDenverPychron/pychron