Add a couple more tests based on a report on the users list
(There tests pass, the problem looks to be elsewhere)

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1577544 13f79535-47bb-0310-9956-ffa450edef68
Experiment some more with this test and NIO2 (sorry for the noise).

git-svn-id: https://svn.apache.org/repos/asf/tomcat/trunk@1577546 13f79535-47bb-0310-9956-ffa450edef68