updated dvc persister to save separate data files
updated dvc persister to save separate data files

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