compact.Tree: Handle root hash recalculation error (#1581)
compact.Tree: Handle root hash recalculation error (#1581)


gdbelvin/trillian,google/trillian,Martin2112/trillian,RJPercival/trillian,RJPercival/trillian,AlCutter/trillian,daviddrysdale/trillian,Martin2112/trillian,gdbelvin/trillian,daviddrysdale/trillian,AlCutter/trillian,daviddrysdale/trillian,google/trillian,gdbelvin/trillian,Martin2112/trillian