Time for a new minor release. Package distribution metadata are now inserted in the bundle, to be fetched by importlib.metadata or pkg_resources. As usual, thanks to all the people that contributed to this release.

Changelog:

• Drop support for Python 3.6
• Include package metadata in the bundle archive (issue #126 by @Athanasius)
• Fixed a bug that prevented to use the optimize option when six was in the bundle (issue #120 by @MaxBQb)
• Fixed a bug that ignored the optimize flag for some packages (issue #125 by @nchidsey)
• Add setup_requires keyword in the py2exe setup scripts (issue #124 by @HeavyTony2)
• Support building py2exe with setuptools>=60