- fixed: view offset not sent back in delegate when view is restored
- fixed: view offset not sent back in delegate when view is restored

AmitaiB/PaperFold-for-iOS,gank0326/PaperFold,honcheng/PaperFold-for-iOS,AmitaiB/PaperFold-for-iOS,jasperblues/PaperFold-for-iOS,jasperblues/PaperFold-for-iOS,Sweetymeow/PaperFold-for-iOS,honcheng/PaperFold-for-iOS,Sweetymeow/PaperFold-for-iOS,godLoveLucifer/PaperFold-for-iOS,godLoveLucifer/PaperFold-for-iOS,gank0326/PaperFold