Perform the leaf hashing outside of the write transaction scope (#1841)
Perform the leaf hashing outside of the write transaction scope (#1841)


google/trillian,gdbelvin/trillian,google/trillian,RJPercival/trillian,gdbelvin/trillian,RJPercival/trillian,AlCutter/trillian,AlCutter/trillian,gdbelvin/trillian