v3.5.12

Changes to squid-3.5.12 (28 Nov 2015):

- Bug 4374: refresh_pattern config parser (%)
- Bug 4373: assertion 'calloutContext->redirect_state == REDIRECT_NONE'
- Bug 4228: links with krb5 libs despite --without options
- Fix SSL_get_certificate() problem detection
- Fix TLS handshake problem during Renegotiation
- Fix cache_peer forceddomain= in CONNECT
- Fix status code-based HTTP reason phrase for eCAP-generated messages
- Fix build errors in cpuafinity.cc
- ... and several documentation updates