Prepare repository for a Puppet Forge release

  Commit updates README.md with a consistent template for documentation,
  removes travis.yml since we're on stackfoge now, updates the
  Modulefile for release, removes CHANGELOG in favor of summarized release
  notes in the README that will be viewable on Forge for the new
  release, and moves examples to tests to adhere to Puppet Labs Style
  Guide (http://docs.puppetlabs.com/guides/style_guide.html#tests).

Change-Id: If61952790ce1228561e984ca1664dd14aba0c6ff
Merge "Prepare repository for a Puppet Forge release"
Adds upgrade warning for token_format.

  This commit will add a warning under the Limitations section to inform
  people of the change from UUID to PKI as the default token format.

Change-Id: I086215a256cf82f45e9793bb157a0cf5c59ac3d0
Ensure that mysql users are created before keystone-manage db_sync.

Otherwise keystone-manage might not have rights to populate keystone DDL.
Merge branch 'dev' of https://github.com/gwdg/puppetlabs-keystone into dev