[Checkins] [zopefoundation/BTrees] cf65f6: Add Travis and AppVeyor build badges

[GitHub]

  Branch: refs/heads/badges
  Home:   https://github.com/zopefoundation/BTrees
  Commit: cf65f6019aaea6763db274859d73af284731788b
      https://github.com/zopefoundation/BTrees/commit/cf65f6019aaea6763db274859d73af284731788b
  Author: Marius Gedminas <marius at gedmin.as>
  Date:   2016-04-13 (Wed, 13 Apr 2016)

  Changed paths:
    M README.rst

  Log Message:
  -----------
  Add Travis and AppVeyor build badges