Convert to JUnit 4

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1435759 13f79535-47bb-0310-9956-ffa450edef68
Fix broken test (it has been broken for a long time)
The timeout needs to be shorter than the sleep time so the connection is abandoned

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1435760 13f79535-47bb-0310-9956-ffa450edef68
Restore checkstyle check for Junit 3 style tests

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1435765 13f79535-47bb-0310-9956-ffa450edef68
Fix broken Javadoc

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1435767 13f79535-47bb-0310-9956-ffa450edef68