Blog example: Added Firebase to libs
Refactored tests
Started embedded records
Started adapter tests
Added find() and findAll() tests
Moved _handleChildValue for testing
Verify that the embedded relationship exists in the payload
Updated findAll() tests
Rearranged updateRecord

-Wrapped deferreds in Ember.run
-Relationships are only saved if there is no loaded record or the
loaded record is dirty
Added sinon.spys to all Mock Firebase methods
Started updateRecord() tests
Changed set to update
Cleaned up tests
Renamed embeddedRecordPayload
Cleanup
Updated dist versions
Registered the serializer:-firebase and set the defaultSerializer
Bumped version
Merge pull request #30 from firebase/embedded-records

Embedded records. Fixes #26