QPID-4923: Windows C++ broker should use --ssl-port option to select ssl port

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1492845 13f79535-47bb-0310-9956-ffa450edef68
NO-JIRA: Remove unnecessary code

Big realisation here is that you can form pointers to protected members
in a superclass you just have to (unintuitively) qualify them with the
current class instead of the superclass.

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1492846 13f79535-47bb-0310-9956-ffa450edef68
NO-JIRA: Remove unnecessary includes for AsynchIO

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk@1492847 13f79535-47bb-0310-9956-ffa450edef68