- Updated API version references to be v1beta14
- Updated URLs pointing to global resources to include '/global' in the URL path
- Added DEFAULT_ZONE_NAME and updated DEFAULT_ZONE to include it
- Updated methods that now require a Zone parameter to use DEFAULT_ZONE_NAME
- Updated DEFAULT_IMAGE to new image name since the old image name referenced an image resource that has been deprecated
- Updated listOperations to be listGlobalOperations
- Removed code referencing API Developer Key
- Updated README.md file to include URL to Google API PHP Client
- Updated README.md file to remove references to developer key
- Updated README.md file to add instructions for Project ID