quiz 7.x-4.0-alpha10

A new question type: Drag and drop with lines! Also a few bug fixes

Changes since 7.x-4.0-alpha9:

• Adding quiz_ddlines by paalj
• #1567116 by klausi: Remove strict warning when answering multichoice questions
• #1548344 reported by bonobo: Fixed problem resulting in 'undefined index' error message when using quiz directions
• #1785236 by noahlively: Scoring questions throws taxonomy errors when used with UserPoints module
• #1459358 by drewbe121212: Several problems with the quiz views integration are fixed
• #1797780 by ceng: Fixed a problem where quiz summaries didn't display in some situations
• #1748444 by covenantd: Bug in current user filter on ansers fixed
• #1567460 by acrazyanimal: update quiz_views_handler_arguments to new db api
• #1571014 by acrazuanimal: Avoid illegal choice in truefalce questions
• #1813636 reported by michaelk: Spelling error, beeing -> being
• #1651638: Fixed problem with updating correct answer in multichoice questions
• Added feedback field specific to quiz answer.
• #1683216: Fix 'An illegal choice has been detected' when multichoice question is followed by true/false question by phrankle.
• #1699694: Fixed Icons are broken on question node view by Dmitriy.trt.
• #1699786: Properly hide 'Revision information' vertical tab on node edit page by Dmitriy.trt.
• #1682956: Fixed Quiz jumping not working by joel_osc.
• Make 'Taking options' the first vertical tab item in quiz create/edit form.
• #1699728: Performance problem: slow question edit page by Dmitriy.trt.
• #1764112: Fix documentation typo save/delete by yanniboi.
• Avoid problem with css compression