Quiz: fixed no add event when use add icon
Quiz: fixed no add event when use add icon

ging/vish_editor,agordillo/vish_editor,rogervaas/vish_editor,agordillo/vish_editor,rogervaas/vish_editor,agordillo/vish_editor,rogervaas/vish_editor,ging/vish_editor,ging/vish_editor