Removed dead function quiz_question_list_questions().
Updating language, casing, etc. to be more uniform.
Issue #2354481 by djdevin: Fixed Do not fire question's implementation of save() when skipped.
Issue #2354355 by djdevin: Added an option to prevent the user from changing an answer.
Issue #2355365 by thehong: change location of ajax_quiz/quiz_stats
We are actually using Views 3.
Issue #2355975 by djdevin: Fixed quiz result menu tasks.
Issue #2356489 by thehong: Move JS code in quiz_set_auto_title() to separated file.
Issue #2278695 by attheshow | djdevin: convert scores chart
Issue #2356089 by djdevin, thehong: Use 'testing' profile for web test cases.
Issue #2358443 by djdevin: Pagination with jumper/pager.
Issue #2361303 by GeduR: Fixed Quiz summary_pass and summary_default format are not been saved in quiz_update_defaults().
Issue #2361317 by GeduR: Fixed Quiz form configuration fatal error - Call to undefined function _quiz_load_user_settings().
Issue #2361317 by djdevin: remove usage of quiz_def_uid
Issue #2362995: Added general question feedback.
Issue #2362995: fix update hook. make fields nullable
Issue #2364607 by djdevin, thehong: Fixed _quiz_get_question_types() is not using static cache as expected.
Fixed an issue where the quiz question answering form was using the wrong revision of the Quiz.
Issue #2305559 by djdevin: Reimplemented jquery timer for 7.x-5.x. Additionally fixed an issue where empty TrueFalse responses saved as correct. Prevented save of the question response instance when skipped.
Issue #2365709 by djdevin: Move quiz attempt layout to database.
Grrr, fix issue with wrong table in update hook.
Fixing existing stats pages. Convert to charts.module