Log Message:
Add new four official patches.

o 2005-04-23 01:38 (Minor Security)
	Fix for CVE-1999-0710: cachemgr malicouse use
o 2005-04-22 20:48 (Cosmetic) PID file check fails when chrooting
o 2005-04-24 16:35 (Minor)
	Make the use of the %m error page to return auth info messages
o 2005-04-22 20:21 (Minor)
	Unrecognized cache-control directives are silently dropped

pkgsrc change.

- remove aufs from store I/O backend until it controlled by options.mk
  frame work.
- remove patch-cd; it is covered by squid-2.5.STABLE9-transparent_port.patch.

Bump PKGREVISION.