FACES-1790 Develop jsf2-flows-portlet demo (show client window id so that Selenium testers can make sure id is correct)
FACES-1459 Support for JSF 2.2 (minimize diffs across branches -- call attachClientWindowToLifecycle in RENDER_PHASE as well)
FACES-1459 Support for JSF 2.2 (ensure that portlet namespace is included with client window id)