v1.39.4

CORE-2088 Add support for deferred deeplinks via pasteboard. This is not enabled by default.

Swift sample code

    func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {

        Branch.getInstance().checkPasteboardOnInstall()
        BranchScene.shared().initSession(launchOptions: launchOptions, registerDeepLinkHandler: { (params, error, scene) in
            // handle Branch callback
        })
        
        return true
    }

CORE-1950 Record install referrer