YAXT

• configurable message pumping mechanism, programmers can select a so-called exchanger for new redist constructors with an additional argument or users/administrators by setting the XT_CONFIG_DEFAULT_EXCHANGE_METHOD environment variable
• by setting FC=no at configure time, it is possible to perform a C-language only build

The release also includes various minor improvements to the code, the build and test infrastructure, and reliability of build configuration.

Also see commit log at commit:4334d020c206da33.