• addAttribution is now a class method that can be called before the SDK is configured.
• addAttribution will automatically add the rc_idfa and rc_idfv parameters if the AdSupport and UIKit frameworks are included, respectively.
• A network user identifier can be send to the addAttribution function, replacing the previous rc_appsflyer_id parameter.
• Apple Search Ad attribution can be automatically collected by setting the automaticAttributionCollection boolean to true before the SDK is configured.
• Adds an optional configuration boolean observerMode. This will set the value of finishTransactions at configuration time.
• Header updates to include client version which will be used for debugging and reporting in the future.