support for embedded models is gone (https://github.com/emberjs/data/blob/master/TRANSITION.md#embedded-records) therefore we'll just expose the image urls and handle them as an array
`Model.find` was removed (https://github.com/emberjs/data/blob/master/TRANSITION.md#elimination-of-modelfind-and-modelcreaterecord)
ember-data will auto include the store, no manual action needed (https://github.com/emberjs/data/blob/master/TRANSITION.md#adapters) when riding with the defaults
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Merge pull request #1 from paulwittmann/ember-data-beta-fix

ember-data beta fixes