Changes to squid-3.1.20 (08 Jun 2011):
- Regression Bug 3545: FreeBSD dnsserver segfaults
- Regression Bug 3504: clientside_tos fails to mark traffic
- Bug 3539: CONNECT server connection not closed correctly on errors
- Bug 3502: client timeout uses server-side read_timeout, not request_timeout
- Bug 3466: Adaptation stuck on last single-byte body piece
- Bug 3463: dnsserver fails to compile
- Bug 3439: correct external_acl_type documented default for ipv4/ipv6 option
- Bug 3390: Proxy auth data visible to scripts
- Bug 3263: ssl_crtd: undefined references to squid_curtime
- Bug 3233: Invalid URL accepted with url host is white spaces
- Bug 3133: Memory leak handling requests for sites that don't exist
- Bug 3074: Improper URL handling with empty path (RFC 3986)
- Bug 3013: segmentation fault on shutdown commSetCloseOnExec at comm.cc:1889
- Regression: snmp/udp address directives not resolving hostname
- Better helper-to-Squid buffer size management.
- Support CoAP over HTTP (coap:// and coaps:// URLs)
- Support for 3.2 error template codes