* Issues #2091 Improve the performance of RetainedMessages without subscribing to RetainedMessageChangedEvent.
* Fix build errors
* Update release notes
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Co-authored-by: Christian <6939810+chkr1011@users.noreply.github.com>
* Make use of language features line AsyncDispose, init etc.
* Fix build errors
* Improve Unit Tests
* Improve Unit Tests
* Improve Unit Tests
* Update samples
* Remove obsolete benchmarks
* Code cleanup
* Improve unit tests
* Improve Unit Tests
* Fix Unit Tests
* Improve Unit Tests
* Improve Unit Tests
* Restore unit tests
* Exclude load tests from unit tests
* Implement enhanced authentication for client and server.
* Update samples
* Add abstraction layer
* Merge master
* Use dedicated class for public API.
* Update release notes
* Rename methods to fit naming scheme
* Fix unit tests and samples