emberjs/website — pull request #345 by bakura10 (2013-02-26 11:08:09+00:00)
Title: Add documentation about embedded relationships

Note about always and load was found here: http://stackoverflow.com/questions/14521182/ember-data-does-not-support-embedded-objects/14521612#14521612

(Thanks to bowlingx to pointing me how to do this)