Header files are changed for avoiding Object retaining.
% overwrite the existing header files with new ones.

Reflowable Layout
Issue resolved that Page transition does not work smoothly in Slide mode when the new chapter is loaded.
% check the changes at the function “makeBookViewer” in BookViewController.m of Advanced Demo.

Fixed Layout
Issue resolved that Book is not opened when ARC is turned off sometimes.
% check the changes at the function “makeBookViewer” in MagazineController.m of Advanced Demo.