message: [Build] Add missing files to src/Makefile.am
  These were left out, and break Travis/Gigian building due to them not
  being included in the dist tarball.
diff: @@ -93,6 +93,7 @@ BITCOIN_CORE_H = \
  activemasternode.h \
  accumulators.h \
  accumulatorcheckpoints.h \
  + accumulatorcheckpoints.json.h \
  accumulatormap.h \
  addrman.h \
  alert.h \
  @@ -325,6 +326,7 @@ libzerocoin_libbitcoin_zerocoin_a_SOURCES = \
  libzerocoin/ParamGeneration.h \
  libzerocoin/Params.h \
  libzerocoin/SerialNumberSignatureOfKnowledge.h \
  + libzerocoin/SpendType.h \
  libzerocoin/ZerocoinDefines.h \
  libzerocoin/Accumulator.cpp \
  libzerocoin/AccumulatorProofOfKnowledge.cpp \
  