Typo fixed

git-svn-id: https://svn.apache.org/repos/asf/roller/trunk@1464984 13f79535-47bb-0310-9956-ffa450edef68
Struts 2.3.8 upgrade (big performance improvement).

git-svn-id: https://svn.apache.org/repos/asf/roller/trunk@1465010 13f79535-47bb-0310-9956-ffa450edef68