[Checkins] [zopefoundation/persistent] 694d38: Try out to build Python 3.9 wheels.

[Michael Howitz]

  Branch: refs/heads/py39
  Home:   https://github.com/zopefoundation/persistent
  Commit: 694d38d3d1e227c187d5e022560d67d9274923a0
      https://github.com/zopefoundation/persistent/commit/694d38d3d1e227c187d5e022560d67d9274923a0
  Author: Michael Howitz <mh at gocept.com>
  Date:   2020-03-04 (Wed, 04 Mar 2020)

  Changed paths:
    M .manylinux-install.sh
    M .travis.yml
    M CHANGES.rst

  Log Message:
  -----------
  Try out to build Python 3.9 wheels.