updating signal handlers so deletion of objects also updates the DailyProgress stats
updating signal handlers so deletion of objects also updates the DailyProgress stats

izzyalonso/tndata_backend,tndatacommons/tndata_backend,izzyalonso/tndata_backend,izzyalonso/tndata_backend,tndatacommons/tndata_backend,tndatacommons/tndata_backend,tndatacommons/tndata_backend,izzyalonso/tndata_backend