[Checkins] [zopefoundation/z3c.relationfield] 1ebac6: Specify the python version TravisCI should test.

[GitHub]

  Branch: refs/heads/python3
  Home:   https://github.com/zopefoundation/z3c.relationfield
  Commit: 1ebac632afa7574abe352135165573efb8a6df3e
      https://github.com/zopefoundation/z3c.relationfield/commit/1ebac632afa7574abe352135165573efb8a6df3e
  Author: Michael Howitz <mh at gocept.com>
  Date:   2018-06-01 (Fri, 01 Jun 2018)

  Changed paths:
    M .travis.yml

  Log Message:
  -----------
  Specify the python version TravisCI should test.



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