Fix documentation typo.
Fix documentation typo.

darcs-hash:20040829223528-4cc09-3efd2c3861e1b124a920dba112591718019edb82.gz

akkakks/polipo,feijilei/polipo,akkakks/polipo,Android-Apps/polipo,gorakhargosh/polipo,fqtools/polipo,berkley4/polipo,Psiphon-Inc/polipo,fukusaka/polipo,feijilei/polipo,galeksandrp/polipo,jech/polipo,lkraider/polipo,nxtreaming/chumen,TierraDelFuego/opilop,ssb22/polipo2,strongwillow/polipo,dxq-git/polipo,toke/polipo,Android-Apps/polipo,jeromelebel/polipo,jech/polipo,berkley4/polipo,strongwillow/polipo,dxq-git/polipo,ssb22/polipo2,danchr/polipo,galeksandrp/polipo,caeies/polipo-caeies,akkakks/polipo,clowwindy/polipo,nxtreaming/chumen,lkraider/polipo,jech/polipo,ssb22/polipo2,galeksandrp/polipo,lkraider/polipo,doublec/namecoin-polipo,fqtools/polipo,ajmgh/polipo,berkley4/polipo,nxtreaming/chumen,fqtools/polipo,dxq-git/polipo,feijilei/polipo