Make the disk cache unreadable by others by default.
Make the disk cache unreadable by others by default.

darcs-hash:20061123210615-4cc09-9e98f721b1e0001dc2e3a3d42efd1152415ffd07.gz

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