Release 1.1.1

Changed

• Move the changelog to markdown and start using semver
• The Travis tests matrix has been changed to get quicker tests and integrate
  rubocop testing for code quality
• Gemfile and Rakefile have been refactored
• Added the syntax color for the code blocks in the README.markdown

Fixed

• Code quality cleanup based on rubocop and rubocop-spec standards
• Fixed puppet-lint warnings

Dropped

• Removed the CONTRIBUTORS file. You can get the contributors via the GitHub API
• The version-dependent files have been dropped (aka Gemfile.lock)