Old tradindexed implementation removed

[Forrest J. Cavalier III]

Russ wrote, in part:

> As of last Thursday, I've finally retired my old INN 1.7.2-insync-1.1d
> reader server and am now running a CURRENT snapshot as of 2002-09-06 with
> the new overview code in production, so I hope it's stable.  :)
> 

Please do post the timer stats before and after.