renaming getNoShutdownHook to getWaitTomEE (and switching tests) to be human readable (only an internal change)

git-svn-id: https://svn.apache.org/repos/asf/openejb/trunk@1428274 13f79535-47bb-0310-9956-ffa450edef68
removing (useless) comment since that's no more true

git-svn-id: https://svn.apache.org/repos/asf/openejb/trunk@1428276 13f79535-47bb-0310-9956-ffa450edef68