Backport modelName fix from #5406 to 3.1#5601

Merged

runspired merged 3 commits intoemberjs:release-3-1from runspired:release-3-1

Aug 28, 2018

+2,700-1,654

Commits on Aug 28, 2018

[BUGFIX release] Fix Model.modelName inheritance with Ember 3.2+.

rwjblue
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runspired
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[BUGFIX release] Fix toString test to work with Ember 3.2+.

rwjblue
authored and
runspired
committed
fix branch
runspired
committed