Removed unused notify on 'data' property
bring back AMD build for dev mode
Merge branch 'master' of github.com:emberjs/data into build-updates

Conflicts:
	bower.json
Merge pull request #2592 from emberjs/build-updates

AMD build in dev mode
Merge pull request #2577 from slindberg/remove-data-notify

Removed unused notify on 'data' property
Clarify that `store.fetch` documentation.

It was not clear that the returned promise when the record is already on the
store will wait for the server to resolve.
Merge pull request #2591 from cibernox/improve_fetch_docs

Clarify that `store.fetch` documentation.