Changes with nginx 1.1.9 28 Nov 2011
*) Change: now double quotes are encoded in an "echo" SSI-command output. Thanks to Zaur Abasmirzoev.
*) Feature: the "valid" parameter of the "resolver" directive. By default TTL returned by a DNS server is used. Thanks to Kirill A. Korinskiy.
*) Bugfix: nginx might hang after a worker process abnormal termination.
*) Bugfix: a segmentation fault might occur in a worker process if SNI was used; the bug had appeared in 1.1.2.
*) Bugfix: in the "keepalive_disable" directive; the bug had appeared in 1.1.8. Thanks to Alexander Usov.
*) Bugfix: SIGWINCH signal did not work after first binary upgrade; the bug had appeared in 1.1.1.
*) Bugfix: backend responses with length not matching "Content-Length" header line are no longer cached.
*) Bugfix: in the "scgi_param" directive, if complex parameters were used.
*) Bugfix: in the "epoll" event method. Thanks to Yichun Zhang.
*) Bugfix: in the ngx_http_flv_module. Thanks to Piotr Sikora.
*) Bugfix: in the ngx_http_mp4_module.
*) Bugfix: IPv6 addresses are now handled properly in a request line and in a "Host" request header line.
*) Bugfix: "add_header" and "expires" directives did not work if a request was proxied and response status code was 206.
*) Bugfix: nginx could not be built on FreeBSD 10.
*) Bugfix: nginx could not be built on AIX.