The way API clients are internally stored has changed. After upgrading to 5.0.0, existing clients must be migrated. See https://docs.dadi.cloud/api/5.0#migrating-from-version-4-to-5 for more information.
- #532: add new endpoints for document versioning
- #533: compress responses using gzip
- #538: add global search endpoint and various improvements to search
- #547: add support for ETag and If-None-Match headers
- #534: hash client secrets