Major version bump

Author: ziyanli-amazon

pom.xml

@@ -3,7 +3,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.amazonaws</groupId>
     <artifactId>amazon-sqs-java-messaging-lib</artifactId>
-    <version>2.1</version>
+    <version>2.1.0</version>
     <name>Amazon SQS Java Messaging Library</name>
     <description>The Amazon SQS Java Messaging Library holds the Java Message Service compatible classes, that are used
         for communicating with Amazon Simple Queue Service.