[Checkins] [zopefoundation/ZopeUndo] d9fb56: Enable travis caching of pip/eggs

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/zopefoundation/ZopeUndo
  Commit: d9fb56b3190bd019edc71e961c870201c9965b2f
      https://github.com/zopefoundation/ZopeUndo/commit/d9fb56b3190bd019edc71e961c870201c9965b2f
  Author: Hanno Schlichting <hanno at hannosch.eu>
  Date:   2016-04-04 (Mon, 04 Apr 2016)

  Changed paths:
    M .travis.yml

  Log Message:
  -----------
  Enable travis caching of pip/eggs