* gh-7234:
  Make launch script's logFilename and pidFilename configurable via properties

Closes gh-7234

Closes gh-7448

See gh-6961

See gh-6961

See gh-7373

* pr/6961:
  Polish "Apache Kafka support" contribution
  Add Apache Kafka support

Closes gh-6961

See gh-6961

Closes gh-7431

Previously, both HypermediaAutoConfiguration and HttpMessageConverters
assumed that if Spring HATEOAS was on the class path, then Jackson
would be too. When this was not the case, an application would fail
to start.

This commit updates both classes to back off appropriately when
Spring HATEOAS is on the classpath but Jackson is not.

Closes gh-7434

Closes gh-7435

Closes gh-7364

Migrate `ModifiedClassPathRunner` from `spring-boot` test source to
its own module.

Fixes gh-7420

This interceptor processes the response with CORS headers
and apepars before the Cloud Foundry security interceptor.

See gh-7108