Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=55527


git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1520270 13f79535-47bb-0310-9956-ffa450edef68
Reduce the version specific references and update the remaining onces to Tomcat 8.

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1520273 13f79535-47bb-0310-9956-ffa450edef68