more release preparations

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/compress/trunk@1150854 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 8f8394a..5622c88 100644
--- a/pom.xml
+++ b/pom.xml
@@ -138,6 +138,7 @@
           <archive>
             <manifestEntries>
               <Main-Class>org.apache.commons.compress.archivers.Lister</Main-Class>
+              <Extension-Name>org.apache.commons.compress</Extension-Name>
             </manifestEntries>
           </archive>
         </configuration>