quiz 6.x-4.0-rc9

Several bugs have been fixed and compatibility with CCK has been improved. (Now fieldsets in the quiz and multichoice forms can be moved using cck)

Changes since DRUPAL-6--4-0-RC8:

• Removed strange implementation of hook_content_extra_fields_alter
• Added CCK support
• Changed the way access is checked for quiz questions
• #905986 by squirrelist: Fixed spelling error
• #905100 by MichaelBrown: Fixed ambiguous query.
• #899794 reported by ambientdrup: Fixed problem with quiz not working for anonymous users
• #904182 by fgm: Fixed incorrect validation of timestamp
• #887860 reported by titink12: Fixed issues with creating multichoice questions from the manage questions page The user would be returned to the questions view if he added alternatives on a form that wouldn't validate.
• #907902 reported by droath: Fixed problem with users who have access to result page don't have access to the filters there.
• #899140 reported by burgs: Fixed ahah path so that admin theme will be applied if necessary. Fixes problems with adding more alternatives to multichoice while using an admin theme...
• #853888 by pebosi: Use custom quiz name in question core class
• #709604 reported by Simon Georges, hiddentao, dleaonard, WoozyDuck: Fixed problem with wysiwyg editors inserting stuff in empty textareas.
• #870436: Fixed scoring errors on questions with zero correct answers.