Log Message:
Update www/nginx-devel to 1.11.4.

Changes with nginx 1.11.4                                        13 Sep 2016

- Feature: the $upstream_bytes_received variable.
- Feature: the $bytes_received, $session_time, $protocol, $status,
       $upstream_addr, $upstream_bytes_sent, $upstream_bytes_received,
       $upstream_connect_time, $upstream_first_byte_time, and
       $upstream_session_time variables in the stream module.
- Feature: the ngx_stream_log_module.
- Feature: the "proxy_protocol" parameter of the "listen" \ 
directive,
       the $proxy_protocol_addr and $proxy_protocol_port variables in the
       stream module.
- Feature: the ngx_stream_realip_module.
- Bugfix: nginx could not be built with the stream module and the
       ngx_http_ssl_module, but without ngx_stream_ssl_module; the bug had
       appeared in 1.11.3.
- Feature: the IP_BIND_ADDRESS_NO_PORT socket option was not used; the
       bug had appeared in 1.11.2.
- Bugfix: in the "ranges" parameter of the "geo" directive.
- Bugfix: an incorrect response might be returned when using the "aio
       threads" and "sendfile" directives; the bug had appeared \ 
in 1.9.13.

Changes with nginx 1.11.3                                        26 Jul 2016

- Change: now the "accept_mutex" directive is turned off by default.
- Feature: now nginx uses EPOLLEXCLUSIVE on Linux.
- Feature: the ngx_stream_geo_module.
- Feature: the ngx_stream_geoip_module.
- Feature: the ngx_stream_split_clients_module.
- Feature: variables support in the "proxy_pass" and \ 
"proxy_ssl_name"
       directives in the stream module.
- Bugfix: socket leak when using HTTP/2.
- Bugfix: in configure tests.
       Thanks to Piotr Sikora.

Changes with nginx 1.11.2                                        05 Jul 2016

- Change: now nginx always uses internal MD5 and SHA1 implementations;
       the --with-md5 and --with-sha1 configure options were canceled.
- Feature: variables support in the stream module.
- Feature: the ngx_stream_map_module.
- Feature: the ngx_stream_return_module.
- Feature: a port can be specified in the "proxy_bind", \ 
"fastcgi_bind",
       "memcached_bind", "scgi_bind", and \ 
"uwsgi_bind" directives.
- Feature: now nginx uses the IP_BIND_ADDRESS_NO_PORT socket option
       when available.
- Bugfix: a segmentation fault might occur in a worker process when
       using HTTP/2 and the "proxy_request_buffering" directive.
- Bugfix: the "Content-Length" request header line was always added to
       requests passed to backends, including requests without body, when
       using HTTP/2.
- Bugfix: "http request count is zero" alerts might appear in logs when
       using HTTP/2.
- Bugfix: unnecessary buffering might occur when using the "sub_filter"
       directive; the issue had appeared in 1.9.4.