[Java container] Added Spring Boot profile.
[Java container] Added Spring Boot profile MD.
#1559: feature-cxf should include fabric-cxf, this fixes some of the cxf archetypes too.
[Maven plugin] Added Spring Boot profile auto-detection.
[Maven plugin] Removed unnecessary assignment.
[Maven plugin] Added basic unit tests.
[Maven plugin] Internal method extraction.
[Maven plugin] Added missing test dependency.