add method to return shares table name, added getRoundShares
adding classes to statistics class, added getCurrentHashrate
bringing class loader in order
added hashrate and activity to getWorkers, properly return all active workers with getCountAllActiveWorkers
moved to globally available memcache object
adding pool hashrate, active workers and round shares to smarty globals
adding new columns to accounts worker page
fixed lastblock display and removed debug colum from hashrate top 20