Clear the complete marks from code cells when kernel is restarted (#1032)
Clear the complete marks from code cells when kernel is restarted (#1032)


craigcitro/datalab,craigcitro/datalab,craigcitro/datalab,yebrahim/datalab,googledatalab/datalab,parthea/datalab,parthea/datalab,yebrahim/datalab,parthea/datalab,googledatalab/datalab,parthea/datalab,googledatalab/datalab,googledatalab/datalab,parthea/datalab,googledatalab/datalab,googledatalab/datalab,yebrahim/datalab,craigcitro/datalab,yebrahim/datalab,yebrahim/datalab,craigcitro/datalab,parthea/datalab