[Checkins] [zopefoundation/z3c.schema] 6a253c: remove --use-mirrors as mgedmin suggested

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/z3c.schema
  Commit: 6a253cf01e23b8bacc3b47340c182211e29e628c
      https://github.com/zopefoundation/z3c.schema/commit/6a253cf01e23b8bacc3b47340c182211e29e628c
  Author: Adam Groszer <agroszer at gmail.com>
  Date:   2015-11-04 (Wed, 04 Nov 2015)

  Changed paths:
    M .travis.yml

  Log Message:
  -----------
  remove --use-mirrors as mgedmin suggested