Spring Boot 1.5.6 fixes a problem with Spring Data’s dependency management that was introduced in 1.5.5. Sorry for the inconvenience.
After the recent release of Spring Framework 5.0 RC3 and the flurry of other releases that followed, Spring Boot 2.0 M3 has just been released. If you want to take an early look at Spring Boot 2, and we’d love to hear your feedback if you do, please go to start.spring.io and select Spring Boot
If you’re interested in helping out, check out the “ideal for contribution” tag in the issue repository. If you have general questions, please ask on stackoverflow.com using the
spring-boot tag or chat with the community on Gitter.