Allow creating LogVerifier for PREORDERED_LOG trees (#1137)
Allow creating LogVerifier for PREORDERED_LOG trees (#1137)


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