Log Message:
Update "squid31" package to version 3.1.0.15. Changes since version \ 
3.1.0.14:
- Regression Fix: myip ACL not accepted in config
- Bug 2795: acl arp lookups including port
- Bug 2794: ESI parsing fails on FreeBSD
- Bug 2778: fix linking issues using SunCC
- Bug 2724: eCAP build failure unless ICAP enabled
- Bug 2628: Correct default PID location to PREFIX/var/run/squid.pid
- Bug 2617: Performance degradation during processing list of dstdomain ACL's
- Bug 2374: Support ICY / ICEcast / SHOUTcast streaming protocol.
- Fix: 64-bit filesize issue in squidclient POST of large files
- Fix: send correct Connection: header on intercepted replies
- Support libtool 2.x
- ESI libraries libexpat and libxml2 now optional
- ESI support default enabled
- Bump libcap minimum requirement to libcap 2.09+
- ARP / MAC support fixes for IPv6-mode
- Add outstanding IPv6 settings to squid.conf (localnet, localhost)
- ... and many additions to the background testing structure
- ... and very many minor build and code cleanups for non-GCC compilers.