* Commit source code to branch
* BAEL-5065 improvement of groupBy with complex key
* Client and Server SSLSocket implementation to support https client
authentication.
* BAEL-4749: Added examples for Java 11
* BAEL-4749: Refactor test examples
* BAEL-4749: Refactor test examples 2
* BAEL-4749: Fix PR comments
* BAEL-4749: Update nestmates examples
* BAEL-4749: Use method reference in Predicate.not example
* BAEL-4749: Use String::isBlank in Predicate.not example
* BAEL-4749: Two space indents when continuing a line
* BAEL-4749: Two space indents when continuing a line (2)