https://github.com/spring-projects/spring-boot/wiki/Spring-Boot-2.0-Release-Notes
https://github.com/spring-projects/spring-boot/wiki/Spring-Boot-2.0.0-M1-Configuration-Changelog

https://docs.spring.io/spring-boot/docs/2.0.0.M6/reference/htmlsingle/

https://docs.spring.io/spring-boot/docs/2.0.0.BUILD-SNAPSHOT/gradle-plugin/reference/html/

management -> management.server
https://github.com/spring-projects/spring-boot/wiki/Spring-Boot-2.0.0-M6-Release-Notes
https://github.com/spring-projects/spring-boot/wiki/Spring-Boot-2.0.0-M6-Configuration-Changelog
https://spring.io/blog/2017/09/15/security-changes-in-spring-boot-2-0-m4
https://spring.io/blog/2017/08/22/introducing-actuator-endpoints-in-spring-boot-2-0
https://stackoverflow.com/questions/46796899/how-to-make-the-endpointid-health-working-in-spring-boot-2-0