Enhancements to build processes and bug fixes in test cases

Bug fix to support building with Boost.Asio 1.87

Standard I/O checks, fixes for tests, and use of newer Boost.Asio (1.…

…79 and 1.82) and C++17 features.

Bug fixes and support for internationalisation

Update to avoid causing a trivial memory leak in Boost

First stable release

Update to allow improvements in packaging

Initial development release for packaging