update Xcode project reference to book.dat to SDK version 6.0
update Xcode project reference to book.dat to SDK version 6.0

puremourning/littlego,herzbube/littlego,puremourning/littlego,puremourning/littlego,herzbube/littlego,herzbube/littlego,herzbube/littlego,puremourning/littlego,herzbube/littlego