[extractor] make extraction also on article content
[extractor] junk patch of utf16error in virtuoso http://boards.openlinksw.com/phpBB3/viewtopic.php?f=5&t=2320 http://boards.openlinksw.com/phpBB3/viewtopic.php?f=5&t=1429&start=10
[extractor] new procedure on items info extractions