Issue #2395311 by thehong: Move extra fields definition to entity (extra fields) controller.
misc
Test must be failed if upgrade path test case is failed.
Avoid error in HookEntityInfo::getQuizAnswerTypeInfo().
Outdated DEWVELOPER.txt file
User should not able to take quiz if the quiz is not published.
Issue #2395311 by thehong:

- Add "Publishing" tab to quiz edit form
- Provide "Published" option.
- Move "Remember" options and revision information fields to this new tab.
CSS should be also applied to editing form, not only create form.
Merge pull request #61 from atdrupal/publishing-options

Issue #2395311: Clean up quiz form.