* JAVA-6222: Use parent-boot-2 in spring-boot-cassandre
* JAVA-6222: Fix PMD violation
* JAVA-6222: Cleanup pom.xml
* JAVA-6222: Fix app and package names
* JAVA-6222: Rename unit test to live test
Co-authored-by: Krzysztof Woyke <krzysztof.woyke.sp@lhsystems.com>