[Checkins] [zopefoundation/zope.app.i18n] 54806c: Allow newer zope.i18n versions

[Marius Gedminas]

  Branch: refs/heads/plural-translations
  Home:   https://github.com/zopefoundation/zope.app.i18n
  Commit: 54806c944b954fdd5e5e06e02da7db4e90506919
      https://github.com/zopefoundation/zope.app.i18n/commit/54806c944b954fdd5e5e06e02da7db4e90506919
  Author: Marius Gedminas <marius at gedmin.as>
  Date:   2019-07-10 (Wed, 10 Jul 2019)

  Changed paths:
    M setup.py

  Log Message:
  -----------
  Allow newer zope.i18n versions

Except for 4.5.x and 4.6.x where IMessageCatalog.getPluralMessage() is
wrong and would break our test suite.  4.7.0 shipped the bugfix,
see https://github.com/zopefoundation/zope.i18n/issues/41.