http://docs.moodle.org/en/Development:Quiz_UI_redesign_-_Design_specification

Complete:

    * Making sure that "unfinished states" of quiz are handled correctly: an empty page in the middle of the page, and empty random question, questions with dysfunctional states (multiple choices with no choices etc.)
    * Scoring/grading questions and exam
    * Virtually adding empty random question categories in a quiz: functionality supported by current data structures but UI flawed (warnings are in student UI not teacher UI). DONE
    * Moving questions up&down DONE
    * Adding single & random questions DONE
    * Deleting questions from exam DONE & categories DONE
    * New question bank contents -side DONE
    * everything else