lwg-active.html: Update to Revision D73.

2011-01-31  Paolo Carlini  <paolo.carlini@oracle.com>

	* doc/html/ext/lwg-active.html: Update to Revision D73.
	* doc/html/ext/lwg-closed.html: Likewise.
	* doc/html/ext/lwg-defects.html: Likewise.
	* doc/xml/manual/intro.xml: Update status of issues 408, 539, 865.

From-SVN: r169470