[Checkins] [zopefoundation/Zope] e294e4: Bump waitress from 1.4.0 to 1.4.1

[dependabot[bot]]

  Branch: refs/heads/dependabot/pip/waitress-1.4.1
  Home:   https://github.com/zopefoundation/Zope
  Commit: e294e442856caf703a043f135635a94434645cb2
      https://github.com/zopefoundation/Zope/commit/e294e442856caf703a043f135635a94434645cb2
  Author: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
  Date:   2019-12-26 (Thu, 26 Dec 2019)

  Changed paths:
    M constraints.txt
    M requirements-full.txt

  Log Message:
  -----------
  Bump waitress from 1.4.0 to 1.4.1

Bumps [waitress](https://github.com/Pylons/waitress) from 1.4.0 to 1.4.1.
- [Release notes](https://github.com/Pylons/waitress/releases)
- [Changelog](https://github.com/Pylons/waitress/blob/master/CHANGES.txt)
- [Commits](https://github.com/Pylons/waitress/compare/v1.4.0...v1.4.1)

Signed-off-by: dependabot[bot] <support at github.com>