1.0.38RC1
- Upgrade vert.x to 3.5.3
- Upgrade Kryo to 5.0.0
- Upgrade CQEngine to 3.0.0
- Upgrade to ElasticSearch high level rest client 6.4.1
- Upgrade to gradle wrapper 4.10.2
- Minor fix to the Authenticator in Protocol to use the interface RoleType instead of the enum Role.