v1.0.0

• Update default Jenkins version to 2.60
• Update plugins list to 2.60-friendly list
• Add support for extra_repositories in repo list
• Add support for the jenkins_extra_plugins variable, which appends to the
  existing provided plugin lists for further customization
• Add check_mode support for kerberos sso Groovy script
• Improved check_mode support for Groovy scripts to ensure modifications are
  not made
• Improved documentation for CLI --help and Sphinx docs for Ansible variable
  customization
• Fixed issue with spaces in SSH key file path
• Added an example for using URLs to fetch Jenkins plugin lists
• Added Sphinx documentation for maintainer release process
• nginx configuration now allows Jenkins plugin uploads