code: def create_savon_client(endpoint, namespace)
        client = GoogleAdsSavon::Client.new do |wsdl, httpi|
          wsdl.endpoint = endpoint
          wsdl.namespace = namespace
          AdsCommon::Http.configure_httpi(@config, httpi)
        end
        client.config.raise_errors = false
        client.config.logger.subject = NoopLogger.new
        return client
      end
docs: Creates and sets up Savon client.