Update AppDelegate.swift

rounak / TwitterBirdAnimation

Replicating Twitter's bird animation that appears when app starts up

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Closed DevLiuSir closed 8 years ago

DevLiuSir commented 8 years ago

update Swift2.2.1

DevLiuSir commented 8 years ago

Starting from Xcode7, iOS9 requires all UIWindow must have a rootViewController.