split headers and util for srcs of bls
split headers and util for srcs of bls


Former-commit-id: 11524f834a80091cbcfac34801b2ec3bfd5b2aa0
syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin