Add safety check around setting the Session and Identity IDs on requests. Fixes #81.
Add safety check around setting the Session and Identity IDs on requests.
Fixes #81.

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