chore(all):add asf license to properties file and update readme and version of samples
diff --git a/README.md b/README.md
index dfb8d0b..7d0629d 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,7 @@
 - [x] Filter messages using the tag or sql92 expression
 - [x] Suport message tracing
 - [x] Support authentication and authorization
-- [ ] Support request-reply message exchange pattern
+- [x] Support request-reply message exchange pattern
 
 ## Prerequisites
 - JDK 1.8 and above
diff --git a/rocketmq-spring-boot-samples/pom.xml b/rocketmq-spring-boot-samples/pom.xml
index 1787afd..ca74d54 100644
--- a/rocketmq-spring-boot-samples/pom.xml
+++ b/rocketmq-spring-boot-samples/pom.xml
@@ -24,7 +24,7 @@
     <groupId>org.apache.rocketmq</groupId>
     <artifactId>rocketmq-spring-boot-samples</artifactId>
     <packaging>pom</packaging>
-    <version>0.0.1-SNAPSHOT</version>
+    <version>2.1.1-SNAPSHOT</version>
     
     <name>RocketMQ Spring Boot Samples</name>
     <description>Samples for RocketMQ Spring Boot</description>
@@ -38,7 +38,7 @@
     </modules>
 
     <properties>
-        <rocketmq-spring-boot-starter-version>2.1.0-SNAPSHOT</rocketmq-spring-boot-starter-version>
+        <rocketmq-spring-boot-starter-version>2.1.0</rocketmq-spring-boot-starter-version>
     </properties>
 
     <dependencies>
diff --git a/rocketmq-spring-boot-samples/rocketmq-consume-acl-demo/pom.xml b/rocketmq-spring-boot-samples/rocketmq-consume-acl-demo/pom.xml
index 47fc221..0711778 100644
--- a/rocketmq-spring-boot-samples/rocketmq-consume-acl-demo/pom.xml
+++ b/rocketmq-spring-boot-samples/rocketmq-consume-acl-demo/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.apache.rocketmq</groupId>
         <artifactId>rocketmq-spring-boot-samples</artifactId>
-        <version>0.0.1-SNAPSHOT</version>
+        <version>2.1.1-SNAPSHOT</version>
     </parent>
     
     <artifactId>rocketmq-consume-acl-demo</artifactId>
diff --git a/rocketmq-spring-boot-samples/rocketmq-consume-acl-demo/src/main/resources/application.properties b/rocketmq-spring-boot-samples/rocketmq-consume-acl-demo/src/main/resources/application.properties
index 7ca3c42..057edeb 100644
--- a/rocketmq-spring-boot-samples/rocketmq-consume-acl-demo/src/main/resources/application.properties
+++ b/rocketmq-spring-boot-samples/rocketmq-consume-acl-demo/src/main/resources/application.properties
@@ -1,3 +1,19 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
 spring.application.name=rocketmq-consume-acl-demo
 
 rocketmq.name-server=Endpoint_of_Aliware_MQ
diff --git a/rocketmq-spring-boot-samples/rocketmq-consume-demo/pom.xml b/rocketmq-spring-boot-samples/rocketmq-consume-demo/pom.xml
index 4093170..a63328a 100644
--- a/rocketmq-spring-boot-samples/rocketmq-consume-demo/pom.xml
+++ b/rocketmq-spring-boot-samples/rocketmq-consume-demo/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.apache.rocketmq</groupId>
         <artifactId>rocketmq-spring-boot-samples</artifactId>
-        <version>0.0.1-SNAPSHOT</version>
+        <version>2.1.1-SNAPSHOT</version>
     </parent>
     
     <artifactId>rocketmq-consume-demo</artifactId>
diff --git a/rocketmq-spring-boot-samples/rocketmq-consume-demo/src/main/resources/application.properties b/rocketmq-spring-boot-samples/rocketmq-consume-demo/src/main/resources/application.properties
index 5be0358..096cbb5 100644
--- a/rocketmq-spring-boot-samples/rocketmq-consume-demo/src/main/resources/application.properties
+++ b/rocketmq-spring-boot-samples/rocketmq-consume-demo/src/main/resources/application.properties
@@ -1,3 +1,18 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 spring.application.name=rocketmq-consume-demo
 
 rocketmq.name-server=localhost:9876
diff --git a/rocketmq-spring-boot-samples/rocketmq-produce-acl-demo/pom.xml b/rocketmq-spring-boot-samples/rocketmq-produce-acl-demo/pom.xml
index 9193d98..4bc87c3 100644
--- a/rocketmq-spring-boot-samples/rocketmq-produce-acl-demo/pom.xml
+++ b/rocketmq-spring-boot-samples/rocketmq-produce-acl-demo/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.apache.rocketmq</groupId>
         <artifactId>rocketmq-spring-boot-samples</artifactId>
-        <version>0.0.1-SNAPSHOT</version>
+        <version>2.1.1-SNAPSHOT</version>
     </parent>
 
     <artifactId>rocketmq-produce-acl-demo</artifactId>
diff --git a/rocketmq-spring-boot-samples/rocketmq-produce-acl-demo/src/main/resources/application.properties b/rocketmq-spring-boot-samples/rocketmq-produce-acl-demo/src/main/resources/application.properties
index dd49d0d..0872280 100644
--- a/rocketmq-spring-boot-samples/rocketmq-produce-acl-demo/src/main/resources/application.properties
+++ b/rocketmq-spring-boot-samples/rocketmq-produce-acl-demo/src/main/resources/application.properties
@@ -1,3 +1,18 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 rocketmq.name-server=Endpoint_of_Aliware_MQ
 rocketmq.producer.group=my-group1
 rocketmq.producer.access-key=AK
diff --git a/rocketmq-spring-boot-samples/rocketmq-produce-demo/pom.xml b/rocketmq-spring-boot-samples/rocketmq-produce-demo/pom.xml
index 0ef364d..05de2f8 100644
--- a/rocketmq-spring-boot-samples/rocketmq-produce-demo/pom.xml
+++ b/rocketmq-spring-boot-samples/rocketmq-produce-demo/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.apache.rocketmq</groupId>
         <artifactId>rocketmq-spring-boot-samples</artifactId>
-        <version>0.0.1-SNAPSHOT</version>
+        <version>2.1.1-SNAPSHOT</version>
     </parent>
 
     <artifactId>rocketmq-produce-demo</artifactId>
diff --git a/rocketmq-spring-boot-samples/rocketmq-produce-demo/src/main/resources/application.properties b/rocketmq-spring-boot-samples/rocketmq-produce-demo/src/main/resources/application.properties
index c68ac3a..7b5e422 100644
--- a/rocketmq-spring-boot-samples/rocketmq-produce-demo/src/main/resources/application.properties
+++ b/rocketmq-spring-boot-samples/rocketmq-produce-demo/src/main/resources/application.properties
@@ -1,3 +1,18 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 rocketmq.name-server=localhost:9876
 rocketmq.producer.group=my-group1
 rocketmq.producer.sendMessageTimeout=300000