Upgrade to Boot 2.2.x family
Upgrade to Boot 2.2.x family

- Move to next minor dev version.
- Fixes #301

spring-cloud/spring-cloud-deployer-cloudfoundry,spring-cloud/spring-cloud-cloudfoundry-deployer,spring-cloud/spring-cloud-cloudfoundry-deployer,spring-cloud/spring-cloud-deployer-cloudfoundry