can you list container runtime options mentioned in JSR-286 / Portlet 2.0 API?

actionScopedRequestAttributes


If set to true, the request attributes set in the
action, event, or resource requests are available until
the next action request is sent to the portlet. The
default is false.

escapeXml
If set to true, the URL generated by the tag library is
XML-escaped. If set to false, the URL isn’t XMLescaped.
The default is true.

renderHeaders
If set to true, portlets can write headers in the render
phase.

servletDefaultSessionScope

in their PORTLET_SCOPE are available to included or
forwarded JSPs or servlets. The default is false.

Liferay Portal 6.x/5.2.3 doesn’t support any container-runtime options, including actionScopedRequestAttributes.