More low-hanging TODO fruit

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1453868 13f79535-47bb-0310-9956-ffa450edef68
Don't always create a new POJO instance for a Server endpoint.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1453881 13f79535-47bb-0310-9956-ffa450edef68
More low-hanging TODO fruit

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1453885 13f79535-47bb-0310-9956-ffa450edef68