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


Former-commit-id: 48a81b972b16eda3dbae6cd6e1c1c79e378adad4
syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin