last version of tomcat7 maven plugin

git-svn-id: https://svn.apache.org/repos/asf/incubator/kalumet/trunk@1462733 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index b5ed30b..df1ccb3 100644
--- a/pom.xml
+++ b/pom.xml
@@ -490,7 +490,7 @@
         <plugin>
           <groupId>org.apache.tomcat.maven</groupId>
           <artifactId>tomcat7-maven-plugin</artifactId>
-          <version>2.0</version>
+          <version>2.1</version>
         </plugin>
       </plugins>
     </pluginManagement>