Reflowable Layout
New callback function is Added to ReflowableViewControllerDelegate.
// 6.2.0
/** called when user tries to go to the previous page at the first of book or to go to the next page at the last of book. */
-(void)reflowableViewController:(ReflowableViewController*)rvc failedToMove:(BOOL)toForward;

Fixed Layout

fixed the bug that double tab does not work after rotation.
fixed the bug that itemRef which has “linear no” property shows.
fixed tht bug that pages are not displayed in None or Slide mode for some books.

New callback function is added to FixedViewControllerDelegate.

/** called when user tries to go to the previous page at the first of book or to go to the next page at the last of book. */
-(void)fixedViewController:(FixedViewController*)fvc failedToMove:(BOOL)toForward;