Branch support for opening links in an open session. - AIS-264 (#636)
Branch support for opening links in an open session. - AIS-264 (#636)

* Branch support for opening Branch links inside an app once a session is already started (like AppBoy).

BranchMetrics/ios-branch-deep-linking,BranchMetrics/iOS-Deferred-Deep-Linking-SDK,BranchMetrics/ios-branch-deep-linking,BranchMetrics/iOS-Deferred-Deep-Linking-SDK,BranchMetrics/ios-branch-deep-linking,BranchMetrics/ios-branch-deep-linking