changedAttributes still return the dirty attributes until the record has been fully committed

[VincentMolinie]

When trying to upgrade to the latest version of ember-data-model-fragments I realised there was an issue inside the changedAttributes(). changedAttributes() is supposed to return all the dirty attributes until the record has been fully committed not just when calling the save method

In the test I show what we do, we use it to send only the dirty attributes

[knownasilya]

Looks like there's a linting issue

[VincentMolinie]

Thanks @knownasilya, can you merge it 👼 ?

[knownasilya]

Released as v6.0.3