Optimize layout for pre-pagenated books; 1. Enable "rendition:spread" property for pre-paginated book. 2. Add "bibi:" prefixed properties feature for custom layout in OPF. 3. Fix bugs in page flipping/scrolling. 4. Beautify.
Optimize layout for pre-pagenated books;
1. Enable "rendition:spread" property for pre-paginated book.
2. Add "bibi:" prefixed properties feature for custom layout in OPF.
3. Fix bugs in page flipping/scrolling.
4. Beautify.

satorumurmur/bibi,KitaitiMakoto/bibi,satorumurmur/bibi,KitaitiMakoto/bibi