Updated release plugin version to 2.1

git-svn-id: https://hyracks.googlecode.com/svn/trunk@2380 123451ca-8445-de46-9d55-352943316053
diff --git a/fullstack/pom.xml b/fullstack/pom.xml
index dca10fd..a338a79 100644
--- a/fullstack/pom.xml
+++ b/fullstack/pom.xml
@@ -12,7 +12,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-release-plugin</artifactId>
-        <version>2.0</version>
+        <version>2.1</version>
         <configuration>
             <goals>package source:jar javadoc:jar deploy:deploy</goals>
         </configuration>