allow gestures in VoiceOver mode to unfold the left and right view
allow gestures in VoiceOver mode to unfold the left and right view

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