Added class BranchConfigurationController to send operational_metrics with v1/install request.#1498

NidhiDixit09 merged 3 commits intomasterBranchMetrics/ios-branch-deep-linking-attribution:masterfrom

EMT-2061-App-Config-In-InstallsBranchMetrics/ios-branch-deep-linking-attribution:EMT-2061-App-Config-In-InstallsCopy head branch name to clipboard