Analytics/Wikistats/Backlog

• Fix following reports: stats:EN/TablesDatabaseImageLinks.htm stats:EN/TablesArticlesGt500Bytes.htm stats:EN/TablesArticlesGt1500Bytes.htm stats:EN/TablesWikipediaPL.htm Reported by przykuta

This requires running full archive dumps. Due to server capacity problems these are not processed currently. New servers have been ordered.