update neo4j circle config as per https://discuss.circleci.com/t/cant-connect-to-neo4j-server-during-build/684/3
update neo4j circle config as per https://discuss.circleci.com/t/cant-connect-to-neo4j-server-during-build/684/3

markburns/delfos,markburns/delfos,ruby-analysis/delfos,markburns/delfos,ruby-analysis/delfos