revert release site update in previous commit,
I forgot about the maven-scm-publish-plugin alternative, if we want to deploy to deploy the site to svn we need a few more pom changes

git-svn-id: https://svn.apache.org/repos/asf/shiro/branches/1.2.x@1571569 13f79535-47bb-0310-9956-ffa450edef68