emberjs/data — pull request #2039 by bmac (2014-06-18 19:42:18+00:00)
Title: Moved several non sideloaded related methods to the JSONSerializer

- Move `normalizeAttributes` to the `JSONSerializer` (mirrors `serializeAttributes`)
- Move `normalizeRelationships` to the `JSONSerializer`
- Move `normalizePayload` to the `JSONSerializer`