release v0.1.1 (2014-11-13)

• Attributes: disable ['encrypt_attributes'] by default.
• Remove node['boxbilling']['api_config']['enabled'] attribute (not needed).
• Rakefile: include kitchen only in integration tests.
• Gemfile:
  • Update to Berksfile 3.
  • Use vagrant-wrapper gem.
  • Add integration groups and disable them in travis-ci.