[ISSUE #1110] Enable Consumer logging (#1111)

Author: rust-learn-now

rocketmq-client/examples/quickstart/consumer.rs

@@ -33,7 +33,7 @@ pub const TAG: &str = "*";
 #[rocketmq::main]
 pub async fn main() -> Result<()> {
     //init logger
-    //rocketmq_common::log::init_logger();
+    rocketmq_common::log::init_logger();
 
     // create a producer builder with default configuration
     let builder = DefaultMQPushConsumer::builder();
@@ -59,7 +59,6 @@ impl MessageListenerConcurrently for MyMessageListener {
     ) -> Result<ConsumeConcurrentlyStatus> {
         for msg in msgs {
             info!("Receive message: {:?}", msg);
-            println!("Receive message: {:?}", msg);
         }
         Ok(ConsumeConcurrentlyStatus::ConsumeSuccess)
     }