Fix JCS-136: OutOfMemoryError when using compressing serializer

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/jcs/trunk@1626803 13f79535-47bb-0310-9956-ffa450edef68
Fix JCS-136: OutOfMemoryError when using compressing serializer

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/jcs/trunk@1626805 13f79535-47bb-0310-9956-ffa450edef68