13 June: Change protocols and disable features

Changed:

• Change API Priority protocols.

• Change API menu protocols.

• Change API Do score the highlight incorrect word questions protocol.

• Change API Do score protocols.

• Change the field of the Question model: groupQuestion to groupQuestions.

• Change Notification model.

  • Allow id = NULL (temporary).

  • Remove report_code field.

• Disable accepting Notification feature.

• Disable adding activity when the user signs in.

• Disable Organization feature.

• Disable the Course feature.

• Remove displaying new release notes.