v2.2.1
renamed _X_AMZN_TRACE_ID to com.amazonaws.xray.traceHeader (#7) aws-xray renamed _X_AMZN_TRACE_ID environment property to System Property com.amazonaws.xray.traceHeader https://github.com/aws/aws-xray-sdk-java/issues/251
renamed _X_AMZN_TRACE_ID to com.amazonaws.xray.traceHeader (#7) aws-xray renamed _X_AMZN_TRACE_ID environment property to System Property com.amazonaws.xray.traceHeader https://github.com/aws/aws-xray-sdk-java/issues/251