v0.4.0

[rsanchez15]

This release includes the following features:

• New yaml_validator, a simple tool to assert the correctness of DDS Router configuration files.
• New user_manual_user_interface_version_argument to show the current version of DDS Router.

This release includes the following improvementes:

• New FastPayloalPool class that will allow unblocking access to shared payloads stored by FastDDS and
  DDS Router.
  This slightly improves the performance of the router.

• New ThreadPool class for handling parallel processing.
  Limit the number of threads spawned by the DDS Router, improving the performance of the application.
  The user can set-up this parameter on the YAML configuration thread_configuration.

This release includes the following major changes:

• New auxiliary package ddsrouter_cmake to implement general CMake functions and tools.
• The internal package ddsrouter_event is joint within the internal package ddsrouter_utils.

This release includes the following minor changes:

• Refactor all enum to enum class.

This release includes the following Continuous-Integration features:

• New CI workflow to build dependencies nightly.
  This allows to run the CI faster, as the build is only done for the ddsrouter packages and not the whole fastdds.
• Add ubuntu 22.04 to platforms in CI.
• Add windows 19 to platforms in CI.

This release fixes the following minor bugs:

• Fix race condition occurred when handling signals (due to concurrent access to SignalManager singleton).
• Bug in TLS Configuration initialization when setting server configuration files.
• Set FastDDS DomainParticipants and Readers listeners after creation to avoid race conditions in entities creation.

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This discussion was created from the release v0.4.0.