Add release note for double msvc init fix.

Fix error ignore flag value for rmtree cleanup of temp test dirs.

Put back boost_mpi ref as we need until the usage is fixed.

PCH are broken on freebsd-gcc. Skip testing pch in freebsd.

Release notes.

Silence Apple clang warnings.

Ci debugging.

Add history note.

Fix cd path for wix build.

Zstd compression is meh, so remove it.