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+
+Changes with nginx 0.8.55                                        19 Jul 2011
+
+    *) Bugfix: a segmentation fault might occur in a worker process, if a 
+       caching was used.
+       Thanks to Lanshun Zhou.
+
+
+Changes with nginx 0.8.54                                        14 Dec 2010
+
+    *) Bugfix: if there was a single server for given IPv6 address:port 
+       pair, then captures in regular expressions in a "server_name" 
+       directive did not work.
+
+    *) Bugfix: a segmentation fault might occur in a worker process, if the 
+       "auth_basic" directive was used.
+       Thanks to Michail Laletin.
+
+    *) Bugfix: compatibility with ngx_http_eval_module; the bug had 
+       appeared in 0.8.42.
+
+
+Changes with nginx 0.8.53                                        18 Oct 2010
+
+    *) Feature: now the "error_page" directive allows to change a status 
+       code in a redirect.
+
+    *) Feature: the "gzip_disable" directive supports special "degradation" 
+       mask.
+
+    *) Bugfix: a socket leak might occurred if file AIO was used.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: if the first server had no "listen" directive and there was 
+       no explicit default server, then a next server with a "listen" 
+       directive became the default server; the bug had appeared in 0.8.21.
+
+
+Changes with nginx 0.8.52                                        28 Sep 2010
+
+    *) Bugfix: nginx used SSL mode for a listen socket if any listen option 
+       was set; the bug had appeared in 0.8.51.
+
+
+Changes with nginx 0.8.51                                        27 Sep 2010
+
+    *) Change: the "secure_link_expires" directive has been canceled.
+
+    *) Change: a logging level of resolver errors has been lowered from 
+       "alert" to "error".
+
+    *) Feature: now a listen socket "ssl" parameter may be set several 
+       times.
+
+
+Changes with nginx 0.8.50                                        02 Sep 2010
+
+    *) Feature: the "secure_link", "secure_link_md5", and 
+       "secure_link_expires" directives of the ngx_http_secure_link_module.
+
+    *) Feature: the -q switch.
+       Thanks to Gena Makhomed.
+
+    *) Bugfix: worker processes may got caught in an endless loop during 
+       reconfiguration, if a caching was used; the bug had appeared in 
+       0.8.48.
+
+    *) Bugfix: in the "gzip_disable" directive.
+       Thanks to Derrick Petzold.
+
+    *) Bugfix: nginx/Windows could not send stop, quit, reopen, and reload 
+       signals to a process run in other session.
+
+
+Changes with nginx 0.8.49                                        09 Aug 2010
+
+    *) Feature: the "image_filter_jpeg_quality" directive supports 
+       variables.
+
+    *) Bugfix: a segmentation fault might occur in a worker process, if the 
+       $geoip_region_name variables was used; the bug had appeared in 
+       0.8.48.
+
+    *) Bugfix: errors intercepted by error_page were cached only for next 
+       request; the bug had appeared in 0.8.48.
+
+
+Changes with nginx 0.8.48                                        03 Aug 2010
+
+    *) Change: now the "server_name" directive default value is an empty 
+       name "".
+       Thanks to Gena Makhomed.
+
+    *) Change: now the "server_name_in_redirect" directive default value is 
+       "off".
+
+    *) Feature: the $geoip_dma_code, $geoip_area_code, and 
+       $geoip_region_name variables.
+       Thanks to Christine McGonagle.
+
+    *) Bugfix: the "proxy_pass", "fastcgi_pass", "uwsgi_pass", and 
+       "scgi_pass" directives were not inherited inside "limit_except" 
+       blocks.
+
+    *) Bugfix: the "proxy_cache_min_uses", "fastcgi_cache_min_uses" 
+       "uwsgi_cache_min_uses", and "scgi_cache_min_uses" directives did not 
+       work; the bug had appeared in 0.8.46.
+
+    *) Bugfix: the "fastcgi_split_path_info" directive used incorrectly 
+       captures, if only parts of an URI were captured.
+       Thanks to Yuriy Taraday and Frank Enderle.
+
+    *) Bugfix: the "rewrite" directive did not escape a ";" character 
+       during copying from URI to query string.
+       Thanks to Daisuke Murase.
+
+    *) Bugfix: the ngx_http_image_filter_module closed a connection, if an 
+       image was larger than "image_filter_buffer" size.
+
+
+Changes with nginx 0.8.47                                        28 Jul 2010
+
+    *) Bugfix: $request_time variable had invalid values for subrequests.
+
+    *) Bugfix: errors intercepted by error_page could not be cached.
+
+    *) Bugfix: a cache manager process may got caught in an endless loop, 
+       if max_size parameter was used; the bug had appeared in 0.8.46.
+
+
+Changes with nginx 0.8.46                                        19 Jul 2010
+
+    *) Change: now the "proxy_no_cache", "fastcgi_no_cache", 
+       "uwsgi_no_cache", and "scgi_no_cache" directives affect on a cached 
+       response saving only.
+
+    *) Feature: the "proxy_cache_bypass", "fastcgi_cache_bypass", 
+       "uwsgi_cache_bypass", and "scgi_cache_bypass" directives.
+
+    *) Bugfix: nginx did not free memory in cache keys zones if there was 
+       an error during working with backend: the memory was freed only 
+       after inactivity time or on memory low condition.
+
+
+Changes with nginx 0.8.45                                        13 Jul 2010
+
+    *) Feature: ngx_http_xslt_filter improvements.
+       Thanks to Laurence Rowe.
+
+    *) Bugfix: SSI response might be truncated after include with 
+       wait="yes"; the bug had appeared in 0.7.25.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: the "listen" directive did not support the "setfib=0" 
+       parameter.
+
+
+Changes with nginx 0.8.44                                        05 Jul 2010
+
+    *) Change: now nginx does not cache by default backend responses, if 
+       they have a "Set-Cookie" header line.
+
+    *) Feature: the "listen" directive supports the "setfib" parameter.
+       Thanks to Andrew Filonov.
+
+    *) Bugfix: the "sub_filter" directive might change character case on 
+       partial match.
+
+    *) Bugfix: compatibility with HP/UX.
+
+    *) Bugfix: compatibility with AIX xlC_r compiler.
+
+    *) Bugfix: nginx treated large SSLv2 packets as plain requests.
+       Thanks to Miroslaw Jaworski.
+
+
+Changes with nginx 0.8.43                                        30 Jun 2010
+
+    *) Feature: large geo ranges base loading speed-up.
+
+    *) Bugfix: an error_page redirection to "location /zero {return 204;}" 
+       without changing status code kept the error body; the bug had 
+       appeared in 0.8.42.
+
+    *) Bugfix: nginx might close IPv6 listen socket during 
+       reconfiguration.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: the $uid_set variable may be used at any request processing 
+       stage.
+
+
+Changes with nginx 0.8.42                                        21 Jun 2010
+
+    *) Change: now nginx tests locations given by regular expressions, if 
+       request was matched exactly by a location given by a prefix string. 
+       The previous behavior has been introduced in 0.7.1.
+
+    *) Feature: the ngx_http_scgi_module.
+       Thanks to Manlio Perillo.
+
+    *) Feature: a text answer may be added to a "return" directive.
+
+
+Changes with nginx 0.8.41                                        15 Jun 2010
+
+    *) Security: nginx/Windows worker might be terminated abnormally if a 
+       requested file name has invalid UTF-8 encoding.
+
+    *) Change: now nginx allows to use spaces in a request line.
+
+    *) Bugfix: the "proxy_redirect" directive changed incorrectly a backend 
+       "Refresh" response header line.
+       Thanks to Andrey Andreew and Max Sogin.
+
+    *) Bugfix: nginx did not support path without host name in 
+       "Destination" request header line.
+
+
+Changes with nginx 0.8.40                                        07 Jun 2010
+
+    *) Security: now nginx/Windows ignores default file stream name.
+       Thanks to Jose Antonio Vazquez Gonzalez.
+
+    *) Feature: the ngx_http_uwsgi_module.
+       Thanks to Roberto De Ioris.
+
+    *) Feature: a "fastcgi_param" directive with value starting with 
+       "HTTP_" overrides a client request header line.
+
+    *) Bugfix: the "If-Modified-Since", "If-Range", etc. client request 
+       header lines were passed to FastCGI-server while caching.
+
+    *) Bugfix: listen unix domain socket could not be changed during 
+       reconfiguration.
+       Thanks to Maxim Dounin.
+
+
+Changes with nginx 0.8.39                                        31 May 2010
+
+    *) Bugfix: an inherited "alias" directive worked incorrectly in 
+       inclusive location.
+
+    *) Bugfix: in "alias" with variables and "try_files" directives 
+       combination.
+
+    *) Bugfix: listen unix domain and IPv6 sockets did not inherit while 
+       online upgrade.
+       Thanks to Maxim Dounin.
+
+
+Changes with nginx 0.8.38                                        24 May 2010
+
+    *) Feature: the "proxy_no_cache" and "fastcgi_no_cache" directives.
+
+    *) Feature: now the "rewrite" directive does a redirect automatically 
+       if the $scheme variable is used.
+       Thanks to Piotr Sikora.
+
+    *) Bugfix: now "limit_req" delay directive conforms to the described 
+       algorithm.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: the $uid_got variable might not be used in the SSI and perl 
+       modules.
+
+
+Changes with nginx 0.8.37                                        17 May 2010
+
+    *) Feature: the ngx_http_split_clients_module.
+
+    *) Feature: the "map" directive supports keys more than 255 characters.
+
+    *) Bugfix: nginx ignored the "private" and "no-store" values in the 
+       "Cache-Control" backend response header line.
+
+    *) Bugfix: a "stub" parameter of an "include" SSI directive was not 
+       used, if empty response has 200 status code.
+
+    *) Bugfix: if a proxied or FastCGI request was internally redirected to 
+       another proxied or FastCGI location, then a segmentation fault might 
+       occur in a worker process; the bug had appeared in 0.8.33.
+       Thanks to Yichun Zhang.
+
+    *) Bugfix: IMAP connections may hang until they timed out while talking 
+       to Zimbra server.
+       Thanks to Alan Batie.
+
+
+Changes with nginx 0.8.36                                        22 Apr 2010
+
+    *) Bugfix: the ngx_http_dav_module handled incorrectly the DELETE, 
+       COPY, and MOVE methods for symlinks.
+
+    *) Bugfix: values of the $query_string, $arg_..., etc. variables cached 
+       in main request were used by the SSI module in subrequests.
+
+    *) Bugfix: a variable value was repeatedly encoded after each an "echo" 
+       SSI-command output; the bug had appeared in 0.6.14.
+
+    *) Bugfix: a worker process hung if a FIFO file was requested.
+       Thanks to Vicente Aguilar and Maxim Dounin.
+
+    *) Bugfix: OpenSSL-1.0.0 compatibility on 64-bit Linux.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: nginx could not be built --without-http-cache; the bug had 
+       appeared in 0.8.35.
+
+
+Changes with nginx 0.8.35                                        01 Apr 2010
+
+    *) Change: now the charset filter runs before the SSI filter.
+
+    *) Feature: the "chunked_transfer_encoding" directive.
+
+    *) Bugfix: an "&" character was not escaped when it was copied in 
+       arguments part in a rewrite rule.
+
+    *) Bugfix: nginx might be terminated abnormally while a signal 
+       processing or if the directive "timer_resolution" was used on 
+       platforms which do not support kqueue or eventport notification 
+       methods.
+       Thanks to George Xie and Maxim Dounin.
+
+    *) Bugfix: if temporary files and permanent storage area resided at 
+       different file systems, then permanent file modification times were 
+       incorrect.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: ngx_http_memcached_module might issue the error message 
+       "memcached sent invalid trailer".
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: nginx could not built zlib-1.2.4 library using the library 
+       sources.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: a segmentation fault occurred in a worker process, if there 
+       was large stderr output before FastCGI response; the bug had 
+       appeared in 0.8.34.
+       Thanks to Maxim Dounin.
+
+
+Changes with nginx 0.8.34                                        03 Mar 2010
+
+    *) Bugfix: nginx did not support all ciphers and digests used in client 
+       certificates.
+       Thanks to Innocenty Enikeew.
+
+    *) Bugfix: nginx cached incorrectly FastCGI responses if there was 
+       large stderr output before response.
+
+    *) Bugfix: nginx did not support HTTPS referrers.
+
+    *) Bugfix: nginx/Windows might not find file if path in configuration 
+       was given in other character case; the bug had appeared in 0.8.33.
+
+    *) Bugfix: the $date_local variable has an incorrect value, if the "%s" 
+       format was used.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: if ssl_session_cache was not set or was set to "none", then 
+       during client certificate verify the error "session id context 
+       uninitialized" might occur; the bug had appeared in 0.7.1.
+
+    *) Bugfix: a geo range returned default value if the range included two 
+       or more /16 networks and did not begin at /16 network boundary.
+
+    *) Bugfix: a block used in a "stub" parameter of an "include" SSI 
+       directive was output with "text/plain" MIME type.
+
+    *) Bugfix: $r->sleep() did not work; the bug had appeared in 0.8.11.
+
+
+Changes with nginx 0.8.33                                        01 Feb 2010
+
+    *) Security: now nginx/Windows ignores trailing spaces in URI.
+       Thanks to Dan Crowley, Core Security Technologies.
+
+    *) Security: now nginx/Windows ignores short files names.
+       Thanks to Dan Crowley, Core Security Technologies.
+
+    *) Change: now keepalive connections after POST requests are not 
+       disabled for MSIE 7.0+.
+       Thanks to Adam Lounds.
+
+    *) Workaround: now keepalive connections are disabled for Safari.
+       Thanks to Joshua Sierles.
+
+    *) Bugfix: if a proxied or FastCGI request was internally redirected to 
+       another proxied or FastCGI location, then $upstream_response_time 
+       variable may have abnormally large value; the bug had appeared in 
+       0.8.7.
+
+    *) Bugfix: a segmentation fault might occur in a worker process, while 
+       discarding a request body; the bug had appeared in 0.8.11.
+
+
+Changes with nginx 0.8.32                                        11 Jan 2010
+
+    *) Bugfix: UTF-8 encoding usage in the ngx_http_autoindex_module.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: regular expression named captures worked for two names only. 
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: now the "localhost" name is used in the "Host" request 
+       header line, if an unix domain socket is defined in the "auth_http" 
+       directive.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: nginx did not support chunked transfer encoding for 201 
+       responses.
+       Thanks to Julian Reich.
+
+    *) Bugfix: if the "expires modified" set date in the past, then a 
+       negative number was set in the "Cache-Control" response header line. 
+       Thanks to Alex Kapranoff.
+
+
+Changes with nginx 0.8.31                                        23 Dec 2009
+
+    *) Feature: now the "error_page" directive may redirect the 301 and 302 
+       responses.
+
+    *) Feature: the $geoip_city_continent_code, $geoip_latitude, and 
+       $geoip_longitude variables.
+       Thanks to Arvind Sundararajan.
+
+    *) Feature: now the ngx_http_image_filter_module deletes always EXIF 
+       and other application specific data if the data consume more than 5% 
+       of a JPEG file.
+
+    *) Bugfix: nginx closed a connection if a cached response had an empty 
+       body.
+       Thanks to Piotr Sikora.
+
+    *) Bugfix: nginx might not be built by gcc 4.x if the -O2 or higher 
+       optimization option was used.
+       Thanks to Maxim Dounin and Denis F. Latypoff.
+
+    *) Bugfix: regular expressions in location were always tested in 
+       case-sensitive mode; the bug had appeared in 0.8.25.
+
+    *) Bugfix: nginx cached a 304 response if there was the "If-None-Match" 
+       header line in a proxied request.
+       Thanks to Tim Dettrick and David Kostal.
+
+    *) Bugfix: nginx/Windows tried to delete a temporary file twice if the 
+       file should replace an already existent file.
+
+
+Changes with nginx 0.8.30                                        15 Dec 2009
+
+    *) Change: now the default buffer size of the 
+       "large_client_header_buffers" directive is 8K.
+       Thanks to Andrew Cholakian.
+
+    *) Feature: the conf/fastcgi.conf for simple FastCGI configurations.
+
+    *) Bugfix: nginx/Windows tried to rename a temporary file twice if the 
+       file should replace an already existent file.
+
+    *) Bugfix: of "double free or corruption" error issued if host could 
+       not be resolved; the bug had appeared in 0.8.22.
+       Thanks to Konstantin Svist.
+
+    *) Bugfix: in libatomic usage on some platforms.
+       Thanks to W-Mark Kubacki.
+
+
+Changes with nginx 0.8.29                                        30 Nov 2009
+
+    *) Change: now the "009" status code is written to an access log for 
+       proxied HTTP/0.9 responses.
+
+    *) Feature: the "addition_types", "charset_types", "gzip_types", 
+       "ssi_types", "sub_filter_types", and "xslt_types" directives support 
+       an "*" parameter.
+
+    *) Feature: GCC 4.1+ built-in atomic operations usage.
+       Thanks to W-Mark Kubacki.
+
+    *) Feature: the --with-libatomic[=DIR] option in the configure.
+       Thanks to W-Mark Kubacki.
+
+    *) Bugfix: listen unix domain socket had limited access rights.
+
+    *) Bugfix: cached HTTP/0.9 responses were handled incorrectly.
+
+    *) Bugfix: regular expression named captures given by "?P<...>" did not 
+       work in a "server_name" directive.
+       Thanks to Maxim Dounin.
+
+
+Changes with nginx 0.8.28                                        23 Nov 2009
+
+    *) Bugfix: nginx could not be built with the --without-pcre parameter; 
+       the bug had appeared in 0.8.25.
+
+
+Changes with nginx 0.8.27                                        17 Nov 2009
+
+    *) Bugfix: regular expressions did not work in nginx/Windows; the bug 
+       had appeared in 0.8.25.
+
+
+Changes with nginx 0.8.26                                        16 Nov 2009
+
+    *) Bugfix: in captures usage in "rewrite" directive; the bug had 
+       appeared in 0.8.25.
+
+    *) Bugfix: nginx could not be built without the --with-debug option; 
+       the bug had appeared in 0.8.25.
+
+
+Changes with nginx 0.8.25                                        16 Nov 2009
+
+    *) Change: now no message is written in an error log if a variable is 
+       not found by $r->variable() method.
+
+    *) Feature: the ngx_http_degradation_module.
+
+    *) Feature: regular expression named captures.
+
+    *) Feature: now URI part is not required a "proxy_pass" directive if 
+       variables are used.
+
+    *) Feature: now the "msie_padding" directive works for Chrome too.
+
+    *) Bugfix: a segmentation fault occurred in a worker process on low 
+       memory condition; the bug had appeared in 0.8.18.
+
+    *) Bugfix: nginx sent gzipped responses to clients those do not support 
+       gzip, if "gzip_static on" and "gzip_vary off"; the bug had appeared 
+       in 0.8.16.
+
+
+Changes with nginx 0.8.24                                        11 Nov 2009
+
+    *) Bugfix: nginx always added "Content-Encoding: gzip" response header 
+       line in 304 responses sent by ngx_http_gzip_static_module.
+
+    *) Bugfix: nginx could not be built without the --with-debug option; 
+       the bug had appeared in 0.8.23.
+
+    *) Bugfix: the "unix:" parameter of the "set_real_ip_from" directive 
+       inherited incorrectly from previous level.
+
+    *) Bugfix: in resolving empty name.
+
+
+Changes with nginx 0.8.23                                        11 Nov 2009
+
+    *) Security: now SSL/TLS renegotiation is disabled.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: listen unix domain socket did not inherit while online 
+       upgrade.
+
+    *) Bugfix: the "unix:" parameter of the "set_real_ip_from" directive 
+       did not without yet another directive with any IP address.
+
+    *) Bugfix: segmentation fault and infinite looping in resolver.
+
+    *) Bugfix: in resolver.
+       Thanks to Artem Bokhan.
+
+
+Changes with nginx 0.8.22                                        03 Nov 2009
+
+    *) Feature: the "proxy_bind", "fastcgi_bind", and "memcached_bind" 
+       directives.
+
+    *) Feature: the "access" and the "deny" directives support IPv6.
+
+    *) Feature: the "set_real_ip_from" directive supports IPv6 addresses in 
+       request headers.
+
+    *) Feature: the "unix:" parameter of the "set_real_ip_from" directive.
+
+    *) Bugfix: nginx did not delete unix domain socket after configuration 
+       testing.
+
+    *) Bugfix: nginx deleted unix domain socket while online upgrade.
+
+    *) Bugfix: the "!-x" operator did not work.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: a segmentation fault might occur in a worker process, if 
+       limit_rate was used in HTTPS server.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: a segmentation fault might occur in a worker process while 
+       $limit_rate logging.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: a segmentation fault might occur in a worker process, if 
+       there was no "listen" directive in "server" block; the bug had 
+       appeared in 0.8.21.
+
+
+Changes with nginx 0.8.21                                        26 Oct 2009
+
+    *) Feature: now the "-V" switch shows TLS SNI support.
+
+    *) Feature: the "listen" directive of the HTTP module supports unix 
+       domain sockets.
+       Thanks to Hongli Lai.
+
+    *) Feature: the "default_server" parameter of the "listen" directive.
+
+    *) Feature: now a "default" parameter is not required to set listen 
+       socket options.
+
+    *) Bugfix: nginx did not support dates in 2038 year on 32-bit platforms;
+
+    *) Bugfix: socket leak; the bug had appeared in 0.8.11.
+
+
+Changes with nginx 0.8.20                                        14 Oct 2009
+
+    *) Change: now default SSL ciphers are "HIGH:!ADH:!MD5".
+
+    *) Bugfix: the ngx_http_autoindex_module did not show the trailing 
+       slash in links to a directory; the bug had appeared in 0.7.15.
+
+    *) Bugfix: nginx did not close a log file set by the --error-log-path 
+       configuration option; the bug had appeared in 0.7.53.
+
+    *) Bugfix: nginx did not treat a comma as separator in the 
+       "Cache-Control" backend response header line.
+
+    *) Bugfix: nginx/Windows might not create temporary file, a cache file, 
+       or "proxy/fastcgi_store"d file if a worker had no enough access 
+       rights for top level directories.
+
+    *) Bugfix: the "Set-Cookie" and "P3P" FastCGI response header lines 
+       were not hidden while caching if no "fastcgi_hide_header" directives 
+       were used with any parameters.
+
+    *) Bugfix: nginx counted incorrectly disk cache size.
+
+
+Changes with nginx 0.8.19                                        06 Oct 2009
+
+    *) Change: now SSLv2 protocol is disabled by default.
+
+    *) Change: now default SSL ciphers are "ALL:!ADH:RC4+RSA:+HIGH:+MEDIUM".
+
+    *) Bugfix: a "limit_req" directive did not work; the bug had appeared 
+       in 0.8.18.
+
+
+Changes with nginx 0.8.18                                        06 Oct 2009
+
+    *) Feature: the "read_ahead" directive.
+
+    *) Feature: now several "perl_modules" directives may be used.
+
+    *) Feature: the "limit_req_log_level" and "limit_conn_log_level" 
+       directives.
+
+    *) Bugfix: now "limit_req" directive conforms to the leaky bucket 
+       algorithm.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: nginx did not work on Linux/sparc.
+       Thanks to Marcus Ramberg.
+
+    *) Bugfix: nginx sent '\0' in a "Location" response header line on 
+       MKCOL request.
+       Thanks to Xie Zhenye.
+
+    *) Bugfix: zero status code was logged instead of 499 status code; the 
+       bug had appeared in 0.8.11.
+
+    *) Bugfix: socket leak; the bug had appeared in 0.8.11.
+
+
+Changes with nginx 0.8.17                                        28 Sep 2009
+
+    *) Security: now "/../" are disabled in "Destination" request header 
+       line.
+
+    *) Change: now $host variable value is always low case.
+
+    *) Feature: the $ssl_session_id variable.
+
+    *) Bugfix: socket leak; the bug had appeared in 0.8.11.
+
+
+Changes with nginx 0.8.16                                        22 Sep 2009
+
+    *) Feature: the "image_filter_transparency" directive.
+
+    *) Bugfix: "addition_types" directive was incorrectly named 
+       "addtion_types".
+
+    *) Bugfix: resolver cache poisoning.
+       Thanks to Matthew Dempsky.
+
+    *) Bugfix: memory leak in resolver.
+       Thanks to Matthew Dempsky.
+
+    *) Bugfix: invalid request line in $request variable was written in 
+       access_log only if error_log was set to "info" or "debug" level.
+
+    *) Bugfix: in PNG alpha-channel support in the 
+       ngx_http_image_filter_module.
+
+    *) Bugfix: nginx always added "Vary: Accept-Encoding" response header 
+       line, if both "gzip_static" and "gzip_vary" were on.
+
+    *) Bugfix: in UTF-8 encoding support by "try_files" directive in 
+       nginx/Windows.
+
+    *) Bugfix: in "post_action" directive usage; the bug had appeared in 
+       0.8.11.
+       Thanks to Igor Artemiev.
+
+
+Changes with nginx 0.8.15                                        14 Sep 2009
+
+    *) Security: a segmentation fault might occur in worker process while 
+       specially crafted request handling.
+       Thanks to Chris Ries.
+
+    *) Bugfix: if names .domain.tld, .sub.domain.tld, and .domain-some.tld 
+       were defined, then the name .sub.domain.tld was matched by 
+       .domain.tld.
+
+    *) Bugfix: in transparency support in the ngx_http_image_filter_module.
+
+    *) Bugfix: in file AIO.
+
+    *) Bugfix: in X-Accel-Redirect usage; the bug had appeared in 0.8.11.
+
+    *) Bugfix: in embedded perl module; the bug had appeared in 0.8.11.
+
+
+Changes with nginx 0.8.14                                        07 Sep 2009
+
+    *) Bugfix: an expired cached response might stick in the "UPDATING" 
+       state.
+
+    *) Bugfix: a segmentation fault might occur in worker process, if 
+       error_log was set to info or debug level.
+       Thanks to Sergey Bochenkov.
+
+    *) Bugfix: in embedded perl module; the bug had appeared in 0.8.11.
+
+    *) Bugfix: an "error_page" directive did not redirect a 413 error; the 
+       bug had appeared in 0.6.10.
+
+
+Changes with nginx 0.8.13                                        31 Aug 2009
+
+    *) Bugfix: in the "aio sendfile" directive; the bug had appeared in 
+       0.8.12.
+
+    *) Bugfix: nginx could not be built without the --with-file-aio option 
+       on FreeBSD; the bug had appeared in 0.8.12.
+
+
+Changes with nginx 0.8.12                                        31 Aug 2009
+
+    *) Feature: the "sendfile" parameter in the "aio" directive on FreeBSD.
+
+    *) Bugfix: in try_files; the bug had appeared in 0.8.11.
+
+    *) Bugfix: in memcached; the bug had appeared in 0.8.11.
+
+
+Changes with nginx 0.8.11                                        28 Aug 2009
+
+    *) Change: now directive "gzip_disable msie6" does not disable gzipping 
+       for MSIE 6.0 SV1.
+
+    *) Feature: file AIO support on FreeBSD and Linux.
+
+    *) Feature: the "directio_alignment" directive.
+
+
+Changes with nginx 0.8.10                                        24 Aug 2009
+
+    *) Bugfix: memory leaks if GeoIP City database was used.
+
+    *) Bugfix: in copying temporary files to permanent storage area; the 
+       bug had appeared in 0.8.9.
+
+
+Changes with nginx 0.8.9                                         17 Aug 2009
+
+    *) Feature: now the start cache loader runs in a separate process; this 
+       should improve large caches handling.
+
+    *) Feature: now temporary files and permanent storage area may reside 
+       at different file systems.
+
+
+Changes with nginx 0.8.8                                         10 Aug 2009
+
+    *) Bugfix: in handling FastCGI headers split in records.
+
+    *) Bugfix: a segmentation fault occurred in worker process, if a 
+       request was handled in two proxied or FastCGIed locations and a 
+       caching was enabled in the first location; the bug had appeared in 
+       0.8.7.
+
+
+Changes with nginx 0.8.7                                         27 Jul 2009
+
+    *) Change: minimum supported OpenSSL version is 0.9.7.
+
+    *) Change: the "ask" parameter of the "ssl_verify_client" directive was 
+       changed to the "optional" parameter and now it checks a client 
+       certificate if it was offered.
+       Thanks to Brice Figureau.
+
+    *) Feature: the $ssl_client_verify variable.
+       Thanks to Brice Figureau.
+
+    *) Feature: the "ssl_crl" directive.
+       Thanks to Brice Figureau.
+
+    *) Feature: the "proxy" parameter of the "geo" directive.
+
+    *) Feature: the "image_filter" directive supports variables for setting 
+       size.
+
+    *) Bugfix: the $ssl_client_cert variable usage corrupted memory; the 
+       bug had appeared in 0.7.7.
+       Thanks to Sergey Zhuravlev.
+
+    *) Bugfix: "proxy_pass_header" and "fastcgi_pass_header" directives did 
+       not pass to a client the "X-Accel-Redirect", "X-Accel-Limit-Rate", 
+       "X-Accel-Buffering", and "X-Accel-Charset" lines from backend 
+       response header.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: in handling "Last-Modified" and "Accept-Ranges" backend 
+       response header lines; the bug had appeared in 0.7.44.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: the "[alert] zero size buf" error if subrequest returns an 
+       empty response; the bug had appeared in 0.8.5.
+
+
+Changes with nginx 0.8.6                                         20 Jul 2009
+
+    *) Feature: the ngx_http_geoip_module.
+
+    *) Bugfix: XSLT filter may fail with message "not well formed XML 
+       document" for valid XML document.
+       Thanks to Kuramoto Eiji.
+
+    *) Bugfix: now in MacOSX, Cygwin, and nginx/Windows locations given by 
+       a regular expression are always tested in case insensitive mode.
+
+    *) Bugfix: now nginx/Windows ignores trailing dots in URI.
+       Thanks to Hugo Leisink.
+
+    *) Bugfix: name of file specified in --conf-path was not honored during 
+       installation; the bug had appeared in 0.6.6.
+       Thanks to Maxim Dounin.
+
+
+Changes with nginx 0.8.5                                         13 Jul 2009
+
+    *) Bugfix: now nginx allows underscores in a request method.
+
+    *) Bugfix: a 500 error code was returned for invalid login/password 
+       while HTTP Basic authentication on Windows.
+
+    *) Bugfix: ngx_http_perl_module responses did not work in subrequests.
+
+    *) Bugfix: in ngx_http_limit_req_module.
+       Thanks to Maxim Dounin.
+
+
+Changes with nginx 0.8.4                                         22 Jun 2009
+
+    *) Bugfix: nginx could not be built --without-http-cache; the bug had 
+       appeared in 0.8.3.
+
+
+Changes with nginx 0.8.3                                         19 Jun 2009
+
+    *) Feature: the $upstream_cache_status variable.
+
+    *) Bugfix: nginx could not be built on MacOSX 10.6.
+
+    *) Bugfix: nginx could not be built --without-http-cache; the bug had 
+       appeared in 0.8.2.
+
+    *) Bugfix: a segmentation fault occurred in worker process, if a 
+       backend 401 error was intercepted and the backend did not set the 
+       "WWW-Authenticate" response header line.
+       Thanks to Eugene Mychlo.
+
+
+Changes with nginx 0.8.2                                         15 Jun 2009
+
+    *) Bugfix: in open_file_cache and proxy/fastcgi cache interaction on 
+       start up.
+
+    *) Bugfix: open_file_cache might cache open file descriptors too long; 
+       the bug had appeared in 0.7.4.
+
+
+Changes with nginx 0.8.1                                         08 Jun 2009
+
+    *) Feature: the "updating" parameter in "proxy_cache_use_stale" and 
+       "fastcgi_cache_use_stale" directives.
+
+    *) Bugfix: the "If-Modified-Since", "If-Range", etc. client request 
+       header lines were passed to backend while caching if no 
+       "proxy_set_header" directive was used with any parameters.
+
+    *) Bugfix: the "Set-Cookie" and "P3P" response header lines were not 
+       hidden while caching if no "proxy_hide_header/fastcgi_hide_header" 
+       directives were used with any parameters.
+
+    *) Bugfix: the ngx_http_image_filter_module did not support GIF87a 
+       format.
+       Thanks to Denis Ilyinyh.
+
+    *) Bugfix: nginx could not be built modules on Solaris 10 and early; 
+       the bug had appeared in 0.7.56.
+
+
+Changes with nginx 0.8.0                                         02 Jun 2009
+
+    *) Feature: the "keepalive_requests" directive.
+
+    *) Feature: the "limit_rate_after" directive.
+       Thanks to Ivan Debnar.
+
+    *) Bugfix: XLST filter did not work in subrequests.
+
+    *) Bugfix: in relative paths handling in nginx/Windows.
+
+    *) Bugfix: in proxy_store, fastcgi_store, proxy_cache, and 
+       fastcgi_cache in nginx/Windows.
+
+    *) Bugfix: in memory allocation error handling.
+       Thanks to Maxim Dounin and Kirill A. Korinskiy.
+
+
+Changes with nginx 0.7.59                                        25 May 2009
+
+    *) Feature: the "proxy_cache_methods" and "fastcgi_cache_methods" 
+       directives.
+
+    *) Bugfix: socket leak; the bug had appeared in 0.7.25.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: a segmentation fault occurred in worker process, 
+       if a request had no body and the $request_body variable was used;
+       the bug had appeared in 0.7.58.
+
+    *) Bugfix: the SSL modules might not built on Solaris and Linux;
+       the bug had appeared in 0.7.56.
+
+    *) Bugfix: ngx_http_xslt_filter_module responses were not handled by 
+       SSI, charset, and gzip filters.
+
+    *) Bugfix: a "charset" directive did not set a charset to 
+       ngx_http_gzip_static_module responses.
+
+
+Changes with nginx 0.7.58                                        18 May 2009
+
+    *) Feature: a "listen" directive of the mail proxy module supports IPv6.
+
+    *) Feature: the "image_filter_jpeg_quality" directive.
+
+    *) Feature: the "client_body_in_single_buffer" directive.
+
+    *) Feature: the $request_body variable.
+
+    *) Bugfix: in ngx_http_autoindex_module in file name links having a ":" 
+       symbol in the name.
+
+    *) Bugfix: "make upgrade" procedure did not work; the bug had appeared 
+       in 0.7.53.
+       Thanks to Denis F. Latypoff.
+
+
+Changes with nginx 0.7.57                                        12 May 2009
+
+    *) Bugfix: a floating-point fault occurred in worker process, if the 
+       ngx_http_image_filter_module errors were redirected to named 
+       location; the bug had appeared in 0.7.56.
+
+
+Changes with nginx 0.7.56                                        11 May 2009
+
+    *) Feature: nginx/Windows supports IPv6 in a "listen" directive of the 
+       HTTP module.
+
+    *) Bugfix: in ngx_http_image_filter_module.
+
+
+Changes with nginx 0.7.55                                        06 May 2009
+
+    *) Bugfix: the http_XXX parameters in "proxy_cache_use_stale" and 
+       "fastcgi_cache_use_stale" directives did not work.
+
+    *) Bugfix: fastcgi cache did not cache header only responses.
+
+    *) Bugfix: of "select() failed (9: Bad file descriptor)" error in 
+       nginx/Unix and "select() failed (10038: ...)" error in nginx/Windows.
+
+    *) Bugfix: a segmentation fault might occur in worker process, if an 
+       "debug_connection" directive was used; the bug had appeared in 
+       0.7.54.
+
+    *) Bugfix: fix ngx_http_image_filter_module building errors.
+
+    *) Bugfix: the files bigger than 2G could not be transferred using 
+       $r->sendfile.
+       Thanks to Maxim Dounin.
+
+
+Changes with nginx 0.7.54                                        01 May 2009
+
+    *) Feature: the ngx_http_image_filter_module.
+
+    *) Feature: the "proxy_ignore_headers" and "fastcgi_ignore_headers" 
+       directives.
+
+    *) Bugfix: a segmentation fault might occur in worker process, if an 
+       "open_file_cache_errors off" directive was used; the bug had 
+       appeared in 0.7.53.
+
+    *) Bugfix: the "port_in_redirect off" directive did not work; the bug 
+       had appeared in 0.7.39.
+
+    *) Bugfix: improve handling of "select" method errors.
+
+    *) Bugfix: of "select() failed (10022: ...)" error in nginx/Windows.
+
+    *) Bugfix: in error text descriptions in nginx/Windows; the bug had 
+       appeared in 0.7.53.
+
+
+Changes with nginx 0.7.53                                        27 Apr 2009
+
+    *) Change: now a log set by --error-log-path is created from the very 
+       start-up.
+
+    *) Feature: now the start up errors and warnings are outputted to an 
+       error_log and stderr.
+
+    *) Feature: the empty --prefix= configure parameter forces nginx to use 
+       a directory where it was run as prefix.
+
+    *) Feature: the -p switch.
+
+    *) Feature: the -s switch on Unix platforms.
+
+    *) Feature: the -? and -h switches.
+       Thanks to Jerome Loyet.
+
+    *) Feature: now switches may be set in condensed form.
+
+    *) Bugfix: nginx/Windows did not work if configuration file was given 
+       by the -c switch.
+
+    *) Bugfix: temporary files might be not removed if the "proxy_store", 
+       "fastcgi_store", "proxy_cache", or "fastcgi_cache" were used.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: an incorrect value was passed to mail proxy authentication 
+       server in "Auth-Method" header line; the bug had appeared
+       in 0.7.34.
+       Thanks to Simon Lecaille.
+
+    *) Bugfix: system error text descriptions were not logged on Linux;
+       the bug had appeared in 0.7.45.
+
+    *) Bugfix: the "fastcgi_cache_min_uses" directive did not work.
+       Thanks to Andrew Vorobyoff.
+
+
+Changes with nginx 0.7.52                                        20 Apr 2009
+
+    *) Feature: the first native Windows binary release.
+
+    *) Bugfix: in processing HEAD method while caching.
+
+    *) Bugfix: in processing the "If-Modified-Since", "If-Range", etc. 
+       client request header lines while caching.
+
+    *) Bugfix: now the "Set-Cookie" and "P3P" header lines are hidden in 
+       cacheable responses.
+
+    *) Bugfix: if nginx was built with the ngx_http_perl_module and with a 
+       perl which supports threads, then during a master process exit the 
+       message "panic: MUTEX_LOCK" might be issued.
+
+    *) Bugfix: nginx could not be built --without-http-cache; the bug had 
+       appeared in 0.7.48.
+
+    *) Bugfix: nginx could not be built on platforms different from i386, 
+       amd64, sparc, and ppc; the bug had appeared in 0.7.42.
+
+
+Changes with nginx 0.7.51                                        12 Apr 2009
+
+    *) Feature: the "try_files" directive supports a response code in the 
+       fallback parameter.
+
+    *) Feature: now any response code can be used in the "return" directive.
+
+    *) Bugfix: the "error_page" directive made an external redirect without 
+       query string; the bug had appeared in 0.7.44.
+
+    *) Bugfix: if servers listened on several defined explicitly addresses, 
+       then virtual servers might not work; the bug had appeared in 0.7.39.
+
+
+Changes with nginx 0.7.50                                        06 Apr 2009
+
+    *) Bugfix: the $arg_... variables did not work; the bug had appeared in 
+       0.7.49.
+
+
+Changes with nginx 0.7.49                                        06 Apr 2009
+
+    *) Bugfix: a segmentation fault might occur in worker process, if the 
+       $arg_... variables were used; the bug had appeared in 0.7.48.
+
+
+Changes with nginx 0.7.48                                        06 Apr 2009
+
+    *) Feature: the "proxy_cache_key" directive.
+
+    *) Bugfix: now nginx takes into account the "X-Accel-Expires", 
+       "Expires", and "Cache-Control" header lines in a backend response.
+
+    *) Bugfix: now nginx caches responses for the GET requests only.
+
+    *) Bugfix: the "fastcgi_cache_key" directive was not inherited.
+
+    *) Bugfix: the $arg_... variables did not work with SSI subrequests.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: nginx could not be built with uclibc library.
+       Thanks to Timothy Redaelli.
+
+    *) Bugfix: nginx could not be built on OpenBSD; the bug had 
+       appeared in 0.7.46.
+
+
+Changes with nginx 0.7.47                                        01 Apr 2009
+
+    *) Bugfix: nginx could not be built on FreeBSD 6 and early versions; 
+       the bug had appeared in 0.7.46.
+
+    *) Bugfix: nginx could not be built on MacOSX; the bug had 
+       appeared in 0.7.46.
+
+    *) Bugfix: if the "max_size" parameter was set, then the cache manager 
+       might purge a whole cache; the bug had appeared in 0.7.46.
+
+    *) Change: a segmentation fault might occur in worker process, if the 
+       "proxy_cache"/"fastcgi_cache" and the "proxy_cache_valid"/ 
+       "fastcgi_cache_valid" were set on different levels; the bug had 
+       appeared in 0.7.46.
+
+    *) Bugfix: a segmentation fault might occur in worker process, if a 
+       request was redirected to a proxied or FastCGI server via error_page 
+       or try_files; the bug had appeared in 0.7.44.
+
+
+Changes with nginx 0.7.46                                        30 Mar 2009
+
+    *) Bugfix: the previous release tarball was incorrect.
+
+
+Changes with nginx 0.7.45                                        30 Mar 2009
+
+    *) Change: now the "proxy_cache" and the "proxy_cache_valid" directives 
+       can be set on different levels.
+
+    *) Change: the "clean_time" parameter of the "proxy_cache_path" 
+       directive is canceled.
+
+    *) Feature: the "max_size" parameter of the "proxy_cache_path" 
+       directive.
+
+    *) Feature: the ngx_http_fastcgi_module preliminary cache support.
+
+    *) Feature: now on shared memory allocation errors directive and zone 
+       names are logged.
+
+    *) Bugfix: the directive "add_header last-modified ''" did not delete a 
+       "Last-Modified" response header line; the bug had appeared in 0.7.44.
+
+    *) Bugfix: a relative path in the "auth_basic_user_file" directive 
+       given without variables did not work; the bug had appeared in 
+       0.7.44.
+       Thanks to Jerome Loyet.
+
+    *) Bugfix: in an "alias" directive given using variables without 
+       references to captures of regular expressions; the bug had appeared 
+       in 0.7.42.
+
+
+Changes with nginx 0.7.44                                        23 Mar 2009
+
+    *) Feature: the ngx_http_proxy_module preliminary cache support.
+
+    *) Feature: the --with-pcre option in the configure.
+
+    *) Feature: the "try_files" directive is now allowed on the server 
+       block level.
+
+    *) Bugfix: the "try_files" directive handled incorrectly a query string 
+       in a fallback parameter.
+
+    *) Bugfix: the "try_files" directive might test incorrectly directories.
+
+    *) Bugfix: if there was a single server for given address:port pair, 
+       then captures in regular expressions in a "server_name" directive 
+       did not work.
+
+
+Changes with nginx 0.7.43                                        18 Mar 2009
+
+    *) Bugfix: a request was handled incorrectly, if a "root" directive 
+       used variables; the bug had appeared in 0.7.42.
+
+    *) Bugfix: if a server listened on wildcard address, then the 
+       $server_addr variable value was "0.0.0.0"; the bug had appeared in 
+       0.7.36.
+
+
+Changes with nginx 0.7.42                                        16 Mar 2009
+
+    *) Change: now the "Invalid argument" error returned by 
+       setsockopt(TCP_NODELAY) on Solaris, is ignored.
+
+    *) Change: now if a file specified in a "auth_basic_user_file" 
+       directive is absent, then the 403 error is returned instead of the 
+       500 one.
+
+    *) Feature: the "auth_basic_user_file" directive supports variables.
+       Thanks to Kirill A. Korinskiy.
+
+    *) Feature: the "listen" directive supports the "ipv6only" parameter. 
+       Thanks to Zhang Hua.
+
+    *) Bugfix: in an "alias" directive with references to captures of 
+       regular expressions; the bug had appeared in 0.7.40.
+
+    *) Bugfix: compatibility with Tru64 UNIX.
+       Thanks to Dustin Marquess.
+
+    *) Bugfix: nginx could not be built without PCRE library; the bug had 
+       appeared in 0.7.41.
+
+
+Changes with nginx 0.7.41                                        11 Mar 2009
+
+    *) Bugfix: a segmentation fault might occur in worker process, if a 
+       "server_name" or a "location" directives had captures in regular 
+       expressions; the issue had appeared in 0.7.40.
+       Thanks to Vladimir Sopot.
+
+
+Changes with nginx 0.7.40                                        09 Mar 2009
+
+    *) Feature: the "location" directive supports captures in regular 
+       expressions.
+
+    *) Feature: an "alias" directive with capture references may be used 
+       inside a location given by a regular expression with captures.
+
+    *) Feature: the "server_name" directive supports captures in regular 
+       expressions.
+
+    *) Workaround: the ngx_http_autoindex_module did not show the trailing 
+       slash in directories on XFS filesystem; the issue had appeared in 
+       0.7.15.
+       Thanks to Dmitry Kuzmenko.
+
+
+Changes with nginx 0.7.39                                        02 Mar 2009
+
+    *) Bugfix: large response with SSI might hang, if gzipping was enabled; 
+       the bug had appeared in 0.7.28.
+       Thanks to Artem Bokhan.
+
+    *) Bugfix: a segmentation fault might occur in worker process, if short 
+       static variants are used in a "try_files" directive.
+
+
+Changes with nginx 0.7.38                                        23 Feb 2009
+
+    *) Feature: authentication failures logging.
+
+    *) Bugfix: name/password in auth_basic_user_file were ignored after odd 
+       number of empty lines.
+       Thanks to Alexander Zagrebin.
+
+    *) Bugfix: a segmentation fault occurred in a master process, if long 
+       path was used in unix domain socket; the bug had appeared in 0.7.36.
+
+
+Changes with nginx 0.7.37                                        21 Feb 2009
+
+    *) Bugfix: directives using upstreams did not work; the bug had 
+       appeared in 0.7.36.
+
+
+Changes with nginx 0.7.36                                        21 Feb 2009
+
+    *) Feature: a preliminary IPv6 support; the "listen" directive of the 
+       HTTP module supports IPv6.
+
+    *) Bugfix: the $ancient_browser variable did not work for browsers 
+       preset by a "modern_browser" directives.
+
+
+Changes with nginx 0.7.35                                        16 Feb 2009
+
+    *) Bugfix: a "ssl_engine" directive did not use a SSL-accelerator for 
+       asymmetric ciphers.
+       Thanks to Marcin Gozdalik.
+
+    *) Bugfix: a "try_files" directive set MIME type depending on an 
+       original request extension.
+
+    *) Bugfix: "*domain.tld" names were handled incorrectly in 
+       "server_name", "valid_referers", and "map" directives, if 
+       ".domain.tld" and ".subdomain.domain.tld" wildcards were used; 
+       the bug had appeared in 0.7.9.
+
+
+Changes with nginx 0.7.34                                        10 Feb 2009
+
+    *) Feature: the "off" parameter of the "if_modified_since" directive.
+
+    *) Feature: now nginx sends an HELO/EHLO command after a XCLIENT 
+       command.
+       Thanks to Maxim Dounin.
+
+    *) Feature: Microsoft specific "AUTH LOGIN with User Name" mode support 
+       in mail proxy server.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: in a redirect rewrite directive original arguments were 
+       concatenated with new arguments by a "?" rather than an "&";
+       the bug had appeared in 0.1.18.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: nginx could not be built on AIX.
+
+
+Changes with nginx 0.7.33                                        02 Feb 2009
+
+    *) Bugfix: a double response might be returned if the epoll or rtsig 
+       methods are used and a redirect was returned to a request with 
+       body.
+       Thanks to Eden Li.
+
+    *) Bugfix: the $sent_http_location variable was empty for some 
+       redirects types.
+
+    *) Bugfix: a segmentation fault might occur in worker process if 
+       "resolver" directive was used in SMTP proxy.
+
+
+Changes with nginx 0.7.32                                        26 Jan 2009
+
+    *) Feature: now a directory existence testing can be set explicitly in 
+       the "try_files" directive.
+
+    *) Bugfix: fastcgi_store stored files not always.
+
+    *) Bugfix: in geo ranges.
+
+    *) Bugfix: in shared memory allocations if nginx was built without 
+       debugging.
+       Thanks to Andrey Kvasov.
+
+
+Changes with nginx 0.7.31                                        19 Jan 2009
+
+    *) Change: now the "try_files" directive tests files only and ignores 
+       directories.
+
+    *) Feature: the "fastcgi_split_path_info" directive.
+
+    *) Bugfixes in an "Expect" request header line support.
+
+    *) Bugfixes in geo ranges.
+
+    *) Bugfix: in a miss case ngx_http_memcached_module returned the "END" 
+       line as response body instead of default 404 page body; the bug had 
+       appeared in 0.7.18.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: while SMTP proxying nginx issued message "250 2.0.0 OK" 
+       instead of "235 2.0.0 OK"; the bug had appeared in 0.7.22.
+       Thanks to Maxim Dounin.
+
+
+Changes with nginx 0.7.30                                        24 Dec 2008
+
+    *) Bugfix: a segmentation fault occurred in worker process, if 
+       variables were used in the "fastcgi_pass" or "proxy_pass" directives 
+       and host name must be resolved; the bug had appeared in 0.7.29.
+
+
+Changes with nginx 0.7.29                                        24 Dec 2008
+
+    *) Bugfix: the "fastcgi_pass" and "proxy_pass" directives did not 
+       support variables if unix domain sockets were used.
+
+    *) Bugfixes in subrequest processing; the bugs had appeared in 0.7.25.
+
+    *) Bugfix: a "100 Continue" response was issued for HTTP/1.0 
+       requests;
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: in memory allocation in the ngx_http_gzip_filter_module on 
+       Cygwin.
+
+
+Changes with nginx 0.7.28                                        22 Dec 2008
+
+    *) Change: in memory allocation in the ngx_http_gzip_filter_module.
+
+    *) Change: the default "gzip_buffers" directive values have been 
+       changed to 32 4k or 16 8k from 4 4k/8k.
+
+
+Changes with nginx 0.7.27                                        15 Dec 2008
+
+    *) Feature: the "try_files" directive.
+
+    *) Feature: variables support in the "fastcgi_pass" directive.
+
+    *) Feature: now the $geo variable may get an address from a 
+       variable.
+       Thanks to Andrei Nigmatulin.
+
+    *) Feature: now a location's modifier may be used without space before 
+       name.
+
+    *) Feature: the $upstream_response_length variable.
+
+    *) Bugfix: now a "add_header" directive does not add an empty value.
+
+    *) Bugfix: if zero length static file was requested, then nginx just 
+       closed connection; the bug had appeared in 0.7.25.
+
+    *) Bugfix: a MOVE method could not move file in non-existent directory.
+
+    *) Bugfix: a segmentation fault occurred in worker process, if no one 
+       named location was defined in server, but some one was used in an 
+       error_page directive.
+       Thanks to Sergey Bochenkov.
+
+
+Changes with nginx 0.7.26                                        08 Dec 2008
+
+    *) Bugfix: in subrequest processing; the bug had appeared in 0.7.25.
+
+
+Changes with nginx 0.7.25                                        08 Dec 2008
+
+    *) Change: in subrequest processing.
+
+    *) Change: now POSTs without "Content-Length" header line are allowed.
+
+    *) Bugfix: now the "limit_req" and "limit_conn" directives log a 
+       prohibition reason.
+
+    *) Bugfix: in the "delete" parameter of the "geo" directive.
+
+
+Changes with nginx 0.7.24                                        01 Dec 2008
+
+    *) Feature: the "if_modified_since" directive.
+
+    *) Bugfix: nginx did not process a FastCGI server response, if the 
+       server send too many messages to stderr before response.
+
+    *) Bugfix: the "$cookie_..." variables did not work in the SSI and the 
+       perl module.
+
+
+Changes with nginx 0.7.23                                        27 Nov 2008
+
+    *) Feature: the "delete" and "ranges" parameters in the "geo" directive.
+
+    *) Feature: speeding up loading of geo base with large number of values.
+
+    *) Feature: decrease of memory required for geo base load.
+
+
+Changes with nginx 0.7.22                                        20 Nov 2008
+
+    *) Feature: the "none" parameter in the "smtp_auth" directive.
+       Thanks to Maxim Dounin.
+
+    *) Feature: the "$cookie_..." variables.
+
+    *) Bugfix: the "directio" directive did not work in XFS filesystem.
+
+    *) Bugfix: the resolver did not understand big DNS responses.
+       Thanks to Zyb.
+
+
+Changes with nginx 0.7.21                                        11 Nov 2008
+
+    *) Changes in the ngx_http_limit_req_module.
+
+    *) Feature: the EXSLT support in the ngx_http_xslt_module.
+       Thanks to Denis F. Latypoff.
+
+    *) Workaround: compatibility with glibc 2.3.
+       Thanks to Eric Benson and Maxim Dounin.
+
+    *) Bugfix: nginx could not run on MacOSX 10.4 and earlier; the bug had 
+       appeared in 0.7.6.
+
+
+Changes with nginx 0.7.20                                        10 Nov 2008
+
+    *) Changes in the ngx_http_gzip_filter_module.
+
+    *) Feature: the ngx_http_limit_req_module.
+
+    *) Bugfix: worker processes might exit on a SIGBUS signal on sparc and 
+       ppc platforms; the bug had appeared in 0.7.3.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: the "proxy_pass http://host/some:uri" directives did not 
+       work; the bug had appeared in 0.7.12.
+
+    *) Bugfix: in HTTPS mode requests might fail with the "bad write retry" 
+       error.
+
+    *) Bugfix: the ngx_http_secure_link_module did not work inside 
+       locations, whose names are less than 3 characters.
+
+    *) Bugfix: $server_addr variable might have no value.
+
+
+Changes with nginx 0.7.19                                        13 Oct 2008
+
+    *) Bugfix: version number update.
+
+
+Changes with nginx 0.7.18                                        13 Oct 2008
+
+    *) Change: the "underscores_in_headers" directive; now nginx does not 
+       allows underscores in a client request header line names.
+
+    *) Feature: the ngx_http_secure_link_module.
+
+    *) Feature: the "real_ip_header" directive supports any header.
+
+    *) Feature: the "log_subrequest" directive.
+
+    *) Feature: the $realpath_root variable.
+
+    *) Feature: the "http_502" and "http_504" parameters of the 
+       "proxy_next_upstream" directive.
+
+    *) Bugfix: the "http_503" parameter of the "proxy_next_upstream" or 
+       "fastcgi_next_upstream" directives did not work.
+
+    *) Bugfix: nginx might send a "Transfer-Encoding: chunked" header line 
+       for HEAD requests.
+
+    *) Bugfix: now accept threshold depends on worker_connections.
+
+
+Changes with nginx 0.7.17                                        15 Sep 2008
+
+    *) Feature: now the "directio" directive works on Linux.
+
+    *) Feature: the $pid variable.
+
+    *) Bugfix: the "directio" optimization that had appeared in 0.7.15 did 
+       not work with open_file_cache.
+
+    *) Bugfix: the "access_log" with variables did not work on Linux; the 
+       bug had appeared in 0.7.7.
+
+    *) Bugfix: the ngx_http_charset_module did not understand quoted 
+       charset name received from backend.
+
+
+Changes with nginx 0.7.16                                        08 Sep 2008
+
+    *) Bugfix: nginx could not be built on 64-bit platforms; the bug had 
+       appeared in 0.7.15.
+
+
+Changes with nginx 0.7.15                                        08 Sep 2008
+
+    *) Feature: the ngx_http_random_index_module.
+
+    *) Feature: the "directio" directive has been optimized for file 
+       requests starting from arbitrary position.
+
+    *) Feature: the "directio" directive turns off sendfile if it is 
+       necessary.
+
+    *) Feature: now nginx allows underscores in a client request header 
+       line names.
+
+
+Changes with nginx 0.7.14                                        01 Sep 2008
+
+    *) Change: now the ssl_certificate and ssl_certificate_key directives 
+       have not default values.
+
+    *) Feature: the "listen" directive supports the "ssl" parameter.
+
+    *) Feature: now nginx takes into account a time zone change while 
+       reconfiguration on FreeBSD and Linux.
+
+    *) Bugfix: the "listen" directive parameters such as "backlog", 
+       "rcvbuf", etc. were not set, if a default server was not the first 
+       one.
+
+    *) Bugfix: if URI part captured by a "rewrite" directive was used as a 
+       query string, then the query string was not escaped.
+
+    *) Bugfix: configuration file validity test improvements.
+
+
+Changes with nginx 0.7.13                                        26 Aug 2008
+
+    *) Bugfix: nginx could not be built on Linux and Solaris; the bug had 
+       appeared in 0.7.12.
+
+
+Changes with nginx 0.7.12                                        26 Aug 2008
+
+    *) Feature: the "server_name" directive supports empty name "".
+
+    *) Feature: the "gzip_disable" directive supports special "msie6" mask.
+
+    *) Bugfix: if the "max_fails=0" parameter was used in upstream with 
+       several servers, then a worker process exited on a SIGFPE signal.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: a request body was dropped while redirection via an 
+       "error_page" directive.
+
+    *) Bugfix: a full response was returned for request method HEAD while 
+       redirection via an "error_page" directive.
+
+    *) Bugfix: the $r->header_in() method did not return value of the 
+       "Host", "User-Agent", and "Connection" request header lines; the bug 
+       had appeared in 0.7.0.
+
+
+Changes with nginx 0.7.11                                        18 Aug 2008
+
+    *) Change: now ngx_http_charset_module does not work by default with 
+       text/css MIME type.
+
+    *) Feature: now nginx returns the 405 status code for POST method 
+       requesting a static file only if the file exists.
+
+    *) Feature: the "proxy_ssl_session_reuse" directive.
+
+    *) Bugfix: a "proxy_pass" directive without URI part might use original 
+       request after the "X-Accel-Redirect" redirection was used;
+
+    *) Bugfix: if a directory has search only rights and the first index 
+       file was absent, then nginx returned the 500 status code.
+
+    *) Bugfix: in inclusive locations; the bugs had appeared in 0.7.1.
+
+
+Changes with nginx 0.7.10                                        13 Aug 2008
+
+    *) Bugfix: in the "addition_types", "charset_types", "gzip_types", 
+       "ssi_types", "sub_filter_types", and "xslt_types" directives; the 
+       bugs had appeared in 0.7.9.
+
+    *) Bugfix: of recursive error_page for 500 status code.
+
+    *) Bugfix: now the ngx_http_realip_module sets address not for whole 
+       keepalive connection, but for each request passed via the connection.
+
+
+Changes with nginx 0.7.9                                         12 Aug 2008
+
+    *) Change: now ngx_http_charset_module works by default with following 
+       MIME types: text/html, text/css, text/xml, text/plain, 
+       text/vnd.wap.wml, application/x-javascript, and application/rss+xml.
+
+    *) Feature: the "charset_types" and "addition_types" directives.
+
+    *) Feature: now the "gzip_types", "ssi_types", and "sub_filter_types" 
+       directives use hash.
+
+    *) Feature: the ngx_cpp_test_module.
+
+    *) Feature: the "expires" directive supports daily time.
+
+    *) Feature: the ngx_http_xslt_module improvements and bug fixing.
+       Thanks to Denis F. Latypoff and Maxim Dounin.
+
+    *) Bugfix: the "log_not_found" directive did not work for index files 
+       tests.
+
+    *) Bugfix: HTTPS connections might hang, if kqueue, epoll, rtsig, or 
+       eventport methods were used; the bug had appeared in 0.7.7.
+
+    *) Bugfix: if the "server_name", "valid_referers", and "map" directives 
+       used an "*.domain.tld" wildcard and exact name "domain.tld" was not 
+       set, then the exact name was matched by the wildcard; the bug had 
+       appeared in 0.3.18.
+
+
+Changes with nginx 0.7.8                                         04 Aug 2008
+
+    *) Feature: the ngx_http_xslt_module.
+
+    *) Feature: the "$arg_..." variables.
+
+    *) Feature: Solaris directio support.
+       Thanks to Ivan Debnar.
+
+    *) Bugfix: now if FastCGI server sends a "Location" header line without 
+       status line, then nginx uses 302 status code.
+       Thanks to Maxim Dounin.
+
+
+Changes with nginx 0.7.7                                         30 Jul 2008
+
+    *) Change: now the EAGAIN error returned by connect() is not considered 
+       as temporary error.
+
+    *) Change: now the $ssl_client_cert variable value is a certificate 
+       with TAB character intended before each line except first one; an 
+       unchanged certificate is available in the $ssl_client_raw_cert 
+       variable.
+
+    *) Feature: the "ask" parameter in the "ssl_verify_client" directive.
+
+    *) Feature: byte-range processing improvements.
+       Thanks to Maxim Dounin.
+
+    *) Feature: the "directio" directive.
+       Thanks to Jiang Hong.
+
+    *) Feature: MacOSX 10.5 sendfile() support.
+
+    *) Bugfix: now in MacOSX and Cygwin locations are tested in case 
+       insensitive mode; however, the compare is provided by single-byte 
+       locales only.
+
+    *) Bugfix: mail proxy SSL connections hanged, if select, poll, or 
+       /dev/poll methods were used.
+
+    *) Bugfix: UTF-8 encoding usage in the ngx_http_autoindex_module.
+
+
+Changes with nginx 0.7.6                                         07 Jul 2008
+
+    *) Bugfix: now if variables are used in the "access_log" directive a 
+       request root existence is always tested.
+
+    *) Bugfix: the ngx_http_flv_module did not support several values in a 
+       query string.
+
+
+Changes with nginx 0.7.5                                         01 Jul 2008
+
+    *) Bugfixes in variables support in the "access_log" directive; the 
+       bugs had appeared in 0.7.4.
+
+    *) Bugfix: nginx could not be built --without-http_gzip_module; the bug 
+       had appeared in 0.7.3.
+       Thanks to Kirill A. Korinskiy.
+
+    *) Bugfix: if sub_filter and SSI were used together, then responses 
+       might were transferred incorrectly.
+
+
+Changes with nginx 0.7.4                                         30 Jun 2008
+
+    *) Feature: variables support in the "access_log" directive.
+
+    *) Feature: the "open_log_file_cache" directive.
+
+    *) Feature: the -g switch.
+
+    *) Feature: the "Expect" request header line support.
+
+    *) Bugfix: large SSI inclusions might be truncated.
+
+
+Changes with nginx 0.7.3                                         23 Jun 2008
+
+    *) Change: the "rss" extension MIME type has been changed to 
+       "application/rss+xml".
+
+    *) Change: now the "gzip_vary" directive turned on issues a 
+       "Vary: Accept-Encoding" header line for uncompressed responses too.
+
+    *) Feature: now the "rewrite" directive does a redirect automatically 
+       if the "https://" protocol is used.
+
+    *) Bugfix: the "proxy_pass" directive did not work with the HTTPS 
+       protocol; the bug had appeared in 0.6.9.
+
+
+Changes with nginx 0.7.2                                         16 Jun 2008
+
+    *) Feature: now nginx supports EDH key exchange ciphers.
+
+    *) Feature: the "ssl_dhparam" directive.
+
+    *) Feature: the $ssl_client_cert variable.
+       Thanks to Manlio Perillo.
+
+    *) Bugfix: after changing URI via a "rewrite" directive nginx did not 
+       search a new location; the bug had appeared in 0.7.1.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: nginx could not be built without PCRE library; the bug had 
+       appeared in 0.7.1.
+
+    *) Bugfix: when a request to a directory was redirected with the slash 
+       added, nginx dropped a query string from the original request.
+
+
+Changes with nginx 0.7.1                                         26 May 2008
+
+    *) Change: now locations are searched in a tree.
+
+    *) Change: the "optimize_server_names" directive was canceled due to 
+       the "server_name_in_redirect" directive introduction.
+
+    *) Change: some long deprecated directives are not supported anymore.
+
+    *) Change: the "none" parameter in the "ssl_session_cache" directive; 
+       now this is default parameter.
+       Thanks to Rob Mueller.
+
+    *) Bugfix: worker processes might not catch reconfiguration and log 
+       rotation signals.
+
+    *) Bugfix: nginx could not be built on latest Fedora 9 Linux.
+       Thanks to Roxis.
+
+
+Changes with nginx 0.7.0                                         19 May 2008
+
+    *) Change: now the 0x00-0x1F, '"' and '\' characters are escaped as 
+       \xXX in an access_log.
+       Thanks to Maxim Dounin.
+
+    *) Change: now nginx allows several "Host" request header line.
+
+    *) Feature: the "modified" flag in the "expires" directive.
+
+    *) Feature: the $uid_got and $uid_set variables may be used at any 
+       request processing stage.
+
+    *) Feature: the $hostname variable.
+       Thanks to Andrei Nigmatulin.
+
+    *) Feature: DESTDIR support.
+       Thanks to Todd A. Fisher and Andras Voroskoi.
+
+    *) Bugfix: a segmentation fault might occur in worker process on Linux, 
+       if keepalive was enabled.
+
+
+Changes with nginx 0.6.31                                        12 May 2008
+
+    *) Bugfix: nginx did not process FastCGI response if header was at the 
+       end of FastCGI record; the bug had appeared in 0.6.2.
+       Thanks to Sergey Serov.
+
+    *) Bugfix: a segmentation fault might occur in worker process if a file 
+       was deleted and the "open_file_cache_errors" directive was off.
+
+
+Changes with nginx 0.6.30                                        29 Apr 2008
+
+    *) Change: now if an "include" directive pattern does not match any 
+       file, then nginx does not issue an error.
+
+    *) Feature: now the time in directives may be specified without spaces, 
+       for example, "1h50m".
+
+    *) Bugfix: memory leaks if the "ssl_verify_client" directive was on.
+       Thanks to Chavelle Vincent.
+
+    *) Bugfix: the "sub_filter" directive might set text to change into 
+       output.
+
+    *) Bugfix: the "error_page" directive did not take into account 
+       arguments in redirected URI.
+
+    *) Bugfix: now nginx always opens files in binary mode under Cygwin.
+
+    *) Bugfix: nginx could not be built on OpenBSD; the bug had appeared in 
+       0.6.15.
+
+
+Changes with nginx 0.6.29                                        18 Mar 2008
+
+    *) Feature: the ngx_google_perftools_module.
+
+    *) Bugfix: the ngx_http_perl_module could not be built on 64-bit 
+       platforms; the bug had appeared in 0.6.27.
+
+
+Changes with nginx 0.6.28                                        13 Mar 2008
+
+    *) Bugfix: the rtsig method could not be built; the bug had appeared in 
+       0.6.27.
+
+
+Changes with nginx 0.6.27                                        12 Mar 2008
+
+    *) Change: now by default the rtsig method is not built on 
+       Linux 2.6.18+.
+
+    *) Change: now a request method is not changed while redirection to a 
+       named location via an "error_page" directive.
+
+    *) Feature: the "resolver" and "resolver_timeout" directives in SMTP 
+       proxy.
+
+    *) Feature: the "post_action" directive supports named locations.
+
+    *) Bugfix: a segmentation fault occurred in worker process, if a 
+       request was redirected from proxy, FastCGI, or memcached location to 
+       static named locations.
+
+    *) Bugfix: browsers did not repeat SSL handshake if there is no valid 
+       client certificate in first handshake. 
+       Thanks to Alexander V. Inyukhin.
+
+    *) Bugfix: if response code 495-497 was redirected via an "error_page" 
+       directive without code change, then nginx tried to allocate too many 
+       memory.
+
+    *) Bugfix: memory leak in long-lived non buffered connections.
+
+    *) Bugfix: memory leak in resolver.
+
+    *) Bugfix: a segmentation fault occurred in worker process, if a 
+       request was redirected from proxy, FastCGI, or memcached location to 
+       static named locations.
+
+    *) Bugfix: in the $proxy_host and $proxy_port variables caching.
+       Thanks to Sergey Bochenkov.
+
+    *) Bugfix: a "proxy_pass" directive with variables used incorrectly the 
+       same port as in another "proxy_pass" directive with the same host 
+       name and without variables.
+       Thanks to Sergey Bochenkov.
+
+    *) Bugfix: an alert "sendmsg() failed (9: Bad file descriptor)" on some 
+       64-bit platforms while reconfiguration.
+
+    *) Bugfix: a segmentation fault occurred in worker process, if empty 
+       stub block was used second time in SSI.
+
+    *) Bugfix: in copying URI part contained escaped symbols into arguments.
+
+
+Changes with nginx 0.6.26                                        11 Feb 2008
+
+    *) Bugfix: the "proxy_store" and "fastcgi_store" directives did not 
+       check a response length.
+
+    *) Bugfix: a segmentation fault occurred in worker process, if big 
+       value was used in a "expires" directive.
+       Thanks to Joaquin Cuenca Abela.
+
+    *) Bugfix: nginx incorrectly detected cache line size on Pentium 4.
+       Thanks to Gena Makhomed.
+
+    *) Bugfix: in proxied or FastCGI subrequests a client original method 
+       was used instead of the GET method.
+
+    *) Bugfix: socket leak in HTTPS mode if deferred accept was used.
+       Thanks to Ben Maurer.
+
+    *) Bugfix: nginx issued the bogus error message "SSL_shutdown() failed 
+       (SSL: )"; the bug had appeared in 0.6.23.
+
+    *) Bugfix: in HTTPS mode requests might fail with the "bad write retry" 
+       error; the bug had appeared in 0.6.23.
+
+
+Changes with nginx 0.6.25                                        08 Jan 2008
+
+    *) Change: now the "server_name_in_redirect" directive is used instead 
+       of the "server_name" directive's special "*" parameter.
+
+    *) Change: now wildcard and regex names can be used as main name in a 
+       "server_name" directive.
+
+    *) Change: the "satisfy_any" directive was replaced by the "satisfy" 
+       directive.
+
+    *) Workaround: old worker processes might hog CPU after reconfiguration 
+       if they was run under Linux OpenVZ.
+
+    *) Feature: the "min_delete_depth" directive.
+
+    *) Bugfix: the COPY and MOVE methods did not work with single files.
+
+    *) Bugfix: the ngx_http_gzip_static_module did not allow the 
+       ngx_http_dav_module to work; the bug had appeared in 0.6.23.
+
+    *) Bugfix: socket leak in HTTPS mode if deferred accept was used.
+       Thanks to Ben Maurer.
+
+    *) Bugfix: nginx could not be built without PCRE library; the bug had 
+       appeared in 0.6.23.
+
+
+Changes with nginx 0.6.24                                        27 Dec 2007
+
+    *) Bugfix: a segmentation fault might occur in worker process if HTTPS 
+       was used; the bug had appeared in 0.6.23.
+
+
+Changes with nginx 0.6.23                                        27 Dec 2007
+
+    *) Change: the "off" parameter in the "ssl_session_cache" directive; 
+       now this is default parameter.
+
+    *) Change: the "open_file_cache_retest" directive was renamed to the 
+       "open_file_cache_valid".
+
+    *) Feature: the "open_file_cache_min_uses" directive.
+
+    *) Feature: the ngx_http_gzip_static_module.
+
+    *) Feature: the "gzip_disable" directive.
+
+    *) Feature: the "memcached_pass" directive may be used inside the "if" 
+       block.
+
+    *) Bugfix: a segmentation fault occurred in worker process, if the 
+       "memcached_pass" and "if" directives were used in the same location.
+
+    *) Bugfix: if a "satisfy_any on" directive was used and not all access 
+       and auth modules directives were set, then other given access and 
+       auth directives were not tested;
+
+    *) Bugfix: regex parameters in a "valid_referers" directive were not 
+       inherited from previous level.
+
+    *) Bugfix: a "post_action" directive did run if a request was completed 
+       with 499 status code.
+
+    *) Bugfix: optimization of 16K buffer usage in a SSL connection.
+       Thanks to Ben Maurer.
+
+    *) Bugfix: the STARTTLS in SMTP mode did not work.
+       Thanks to Oleg Motienko.
+
+    *) Bugfix: in HTTPS mode requests might fail with the "bad write retry" 
+       error; the bug had appeared in 0.5.13.
+
+
+Changes with nginx 0.6.22                                        19 Dec 2007
+
+    *) Change: now all ngx_http_perl_module methods return values copied to 
+       perl's allocated memory.
+
+    *) Bugfix: if nginx was built with ngx_http_perl_module, the perl 
+       before 5.8.6 was used, and perl supported threads, then during 
+       reconfiguration the master process aborted; the bug had appeared in 
+       0.5.9.
+       Thanks to Boris Zhmurov.
+
+    *) Bugfix: the ngx_http_perl_module methods may get invalid values of 
+       the regex captures.
+
+    *) Bugfix: a segmentation fault occurred in worker process, if the 
+       $r->has_request_body() method was called for a request whose small 
+       request body was already received.
+
+    *) Bugfix: large_client_header_buffers did not freed before going to 
+       keep-alive state.
+       Thanks to Olexander Shtepa.
+
+    *) Bugfix: the last address was missed in the $upstream_addr variable; 
+       the bug had appeared in 0.6.18.
+
+    *) Bugfix: the "fastcgi_catch_stderr" directive did return error code; 
+       now it returns 502 code, that can be rerouted to a next server using 
+       the "fastcgi_next_upstream invalid_header" directive.
+
+    *) Bugfix: a segmentation fault occurred in master process if the 
+       "fastcgi_catch_stderr" directive was used; the bug had appeared in 
+       0.6.10.
+       Thanks to Manlio Perillo.
+
+
+Changes with nginx 0.6.21                                        03 Dec 2007
+
+    *) Change: if variable values used in a "proxy_pass" directive contain 
+       IP-addresses only, then a "resolver" directive is not mandatory.
+
+    *) Bugfix: a segmentation fault might occur in worker process if a 
+       "proxy_pass" directive with URI-part was used; the bug had appeared 
+       in 0.6.19.
+
+    *) Bugfix: if resolver was used on platform that does not support 
+       kqueue, then nginx issued an alert "name is out of response".
+       Thanks to Andrei Nigmatulin.
+
+    *) Bugfix: if the $server_protocol was used in FastCGI parameters and a 
+       request line length was near to the "client_header_buffer_size" 
+       directive value, then nginx issued an alert "fastcgi: the request 
+       record is too big".
+
+    *) Bugfix: if a plain text HTTP/0.9 version request was made to HTTPS 
+       server, then nginx returned usual response.
+
+
+Changes with nginx 0.6.20                                        28 Nov 2007
+
+    *) Bugfix: a segmentation fault might occur in worker process if a 
+       "proxy_pass" directive with URI-part was used; the bug had appeared 
+       in 0.6.19.
+
+
+Changes with nginx 0.6.19                                        27 Nov 2007
+
+    *) Bugfix: the 0.6.18 version could not be built.
+
+
+Changes with nginx 0.6.18                                        27 Nov 2007
+
+    *) Change: now the ngx_http_userid_module adds start time microseconds 
+       to the cookie field contains a pid value.
+
+    *) Change: now the full request line instead of URI only is written to 
+       error_log.
+
+    *) Feature: variables support in the "proxy_pass" directive.
+
+    *) Feature: the "resolver" and "resolver_timeout" directives.
+
+    *) Feature: now the directive "add_header last-modified ''" deletes a 
+       "Last-Modified" response header line.
+
+    *) Bugfix: the "limit_rate" directive did not allow to use full 
+       throughput, even if limit value was very high.
+
+
+Changes with nginx 0.6.17                                        15 Nov 2007
+
+    *) Feature: the "If-Range" request header line support.
+       Thanks to Alexander V. Inyukhin.
+
+    *) Bugfix: URL double escaping in a redirect of the "msie_refresh" 
+       directive; the bug had appeared in 0.6.4.
+
+    *) Bugfix: the "autoindex" directive did not work with the "alias /" 
+       directive.
+
+    *) Bugfix: a segmentation fault might occur in worker process if 
+       subrequests were used.
+
+    *) Bugfix: the big responses may be transferred truncated if SSL and 
+       gzip were used.
+
+    *) Bugfix: the $status variable was equal to 0 if a proxied server 
+       returned response in HTTP/0.9 version.
+
+
+Changes with nginx 0.6.16                                        29 Oct 2007
+
+    *) Change: now the uname(2) is used on Linux instead of procfs.
+       Thanks to Ilya Novikov.
+
+    *) Bugfix: if the "?" character was in a "error_page" directive, then 
+       it was escaped in a proxied request; the bug had appeared in 0.6.11.
+
+    *) Bugfix: compatibility with mget.
+
+
+Changes with nginx 0.6.15                                        22 Oct 2007
+
+    *) Feature: Cygwin compatibility.
+       Thanks to Vladimir Kutakov.
+
+    *) Feature: the "merge_slashes" directive.
+
+    *) Feature: the "gzip_vary" directive.
+
+    *) Feature: the "server_tokens" directive.
+
+    *) Bugfix: nginx did not unescape URI in the "include" SSI command.
+
+    *) Bugfix: the segmentation fault was occurred on start or while 
+       reconfiguration if variable was used in the "charset" or 
+       "source_charset" directives.
+
+    *) Bugfix: nginx returned the 400 response on requests like 
+       "GET http://www.domain.com HTTP/1.0".
+       Thanks to James Oakley.
+
+    *) Bugfix: if request with request body was redirected using the 
+       "error_page" directive, then nginx tried to read the request body 
+       again; the bug had appeared in 0.6.7.
+
+    *) Bugfix: a segmentation fault occurred in worker process if no 
+       server_name was explicitly defined for server processing request; 
+       the bug had appeared in 0.6.7.
+
+
+Changes with nginx 0.6.14                                        15 Oct 2007
+
+    *) Change: now by default the "echo" SSI command uses entity encoding.
+
+    *) Feature: the "encoding" parameter in the "echo" SSI command.
+
+    *) Feature: the "access_log" directive may be used inside the 
+       "limit_except" block.
+
+    *) Bugfix: if all upstream servers were failed, then all servers had 
+       got weight the was equal one until servers became alive; the bug had 
+       appeared in 0.6.6.
+
+    *) Bugfix: a segmentation fault occurred in worker process if 
+       $date_local and $date_gmt were used outside the 
+       ngx_http_ssi_filter_module.
+
+    *) Bugfix: a segmentation fault might occur in worker process if debug 
+       log was enabled.
+       Thanks to Andrei Nigmatulin.
+
+    *) Bugfix: ngx_http_memcached_module did not set 
+       $upstream_response_time.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: a worker process may got caught in an endless loop, if the 
+       memcached was used.
+
+    *) Bugfix: nginx supported low case only "close" and "keep-alive" 
+       values in the "Connection" request header line; the bug had appeared 
+       in 0.6.11.
+
+    *) Bugfix: sub_filter did not work with empty substitution.
+
+    *) Bugfix: in sub_filter parsing.
+
+
+Changes with nginx 0.6.13                                        24 Sep 2007
+
+    *) Bugfix: nginx did not close directory file on HEAD request if 
+       autoindex was used.
+       Thanks to Arkadiusz Patyk.
+
+
+Changes with nginx 0.6.12                                        21 Sep 2007
+
+    *) Change: mail proxy was split on three modules: pop3, imap and smtp.
+
+    *) Feature: the --without-mail_pop3_module, --without-mail_imap_module, 
+       and --without-mail_smtp_module configuration parameters.
+
+    *) Feature: the "smtp_greeting_delay" and "smtp_client_buffer" 
+       directives of the ngx_mail_smtp_module.
+
+    *) Bugfix: the trailing wildcards did not work; the bug had appeared in 
+       0.6.9.
+
+    *) Bugfix: nginx could not start on Solaris if the shared PCRE library 
+       located in non-standard place was used.
+
+    *) Bugfix: the "proxy_hide_header" and "fastcgi_hide_header" directives 
+       did not hide response header lines whose name was longer than 32 
+       characters.
+       Thanks to Manlio Perillo.
+
+
+Changes with nginx 0.6.11                                        11 Sep 2007
+
+    *) Bugfix: active connection counter always increased if mail proxy was 
+       used.
+
+    *) Bugfix: if backend returned response header only using non-buffered 
+       proxy, then nginx closed backend connection on timeout.
+
+    *) Bugfix: nginx did not support several "Connection" request header 
+       lines.
+
+    *) Bugfix: if the "max_fails" was set for upstream server, then after 
+       first failure server weight was always one; the bug had appeared in 
+       0.6.6.
+
+
+Changes with nginx 0.6.10                                        03 Sep 2007
+
+    *) Feature: the "open_file_cache", "open_file_cache_retest", and 
+       "open_file_cache_errors" directives.
+
+    *) Bugfix: socket leak; the bug had appeared in 0.6.7.
+
+    *) Bugfix: a charset set by the "charset" directive was not appended to 
+       the "Content-Type" header set by $r->send_http_header().
+
+    *) Bugfix: a segmentation fault might occur in worker process if 
+       /dev/poll method was used.
+
+
+Changes with nginx 0.6.9                                         28 Aug 2007
+
+    *) Bugfix: a worker process may got caught in an endless loop, if the 
+       HTTPS protocol was used; the bug had appeared in 0.6.7.
+
+    *) Bugfix: if server listened on two addresses or ports and trailing 
+       wildcard was used, then nginx did not run.
+
+    *) Bugfix: the "ip_hash" directive might incorrectly mark servers as 
+       down.
+
+    *) Bugfix: nginx could not be built on amd64; the bug had appeared in 
+       0.6.8.
+
+
+Changes with nginx 0.6.8                                         20 Aug 2007
+
+    *) Change: now nginx tries to set the "worker_priority", 
+       "worker_rlimit_nofile", "worker_rlimit_core", and 
+       "worker_rlimit_sigpending" without super-user privileges.
+
+    *) Change: now nginx escapes space and "%" in request to a mail proxy 
+       authentication server.
+
+    *) Change: now nginx escapes "%" in $memcached_key variable.
+
+    *) Bugfix: nginx used path relative to configuration prefix for 
+       non-absolute configuration file path specified in the "-c" key; the 
+       bug had appeared in 0.6.6.
+
+    *) Bugfix: nginx did not work on FreeBSD/sparc64.
+
+
+Changes with nginx 0.6.7                                         15 Aug 2007
+
+    *) Change: now the paths specified in the "include", 
+       "auth_basic_user_file", "perl_modules", "ssl_certificate", 
+       "ssl_certificate_key", and "ssl_client_certificate" directives are 
+       relative to directory of nginx configuration file nginx.conf, but 
+       not to nginx prefix directory.
+
+    *) Change: the --sysconfdir=PATH option in configure was canceled.
+
+    *) Change: the special make target "upgrade1" was defined for online 
+       upgrade of 0.1.x versions.
+
+    *) Feature: the "server_name" and "valid_referers" directives support 
+       regular expressions.
+
+    *) Feature: the "server" directive in the "upstream" context supports 
+       the "backup" parameter.
+
+    *) Feature: the ngx_http_perl_module supports the 
+       $r->discard_request_body.
+
+    *) Feature: the "add_header Last-Modified ..." directive changes the 
+       "Last-Modified" response header line.
+
+    *) Bugfix: if a response different than 200 was returned to a request 
+       with body and connection went to the keep-alive state after the 
+       request, then nginx returned 400 for the next request.
+
+    *) Bugfix: a segmentation fault occurred in worker process if invalid 
+       address was set in the "auth_http" directive.
+
+    *) Bugfix: now nginx uses default listen backlog value 511 on all 
+       platforms except FreeBSD.
+       Thanks to Jiang Hong.
+
+    *) Bugfix: a worker process may got caught in an endless loop, if a 
+       "server" inside "upstream" block was marked as "down"; the bug had 
+       appeared in 0.6.6.
+
+    *) Bugfix: now Solaris sendfilev() is not used to transfer the client 
+       request body to FastCGI-server via the unix domain socket.
+
+
+Changes with nginx 0.6.6                                         30 Jul 2007
+
+    *) Feature: the --sysconfdir=PATH option in configure.
+
+    *) Feature: named locations.
+
+    *) Feature: the $args variable can be set with the "set" directive.
+
+    *) Feature: the $is_args variable.
+
+    *) Bugfix: fair big weight upstream balancer.
+
+    *) Bugfix: if a client has closed connection to mail proxy then nginx 
+       might not close connection to backend.
+
+    *) Bugfix: if the same host without specified port was used as backend 
+       for HTTP and HTTPS, then nginx used only one port - 80 or 443.
+
+    *) Bugfix: fix building on Solaris/amd64 by Sun Studio 11 and early 
+       versions; the bug had appeared in 0.6.4.
+
+
+Changes with nginx 0.6.5                                         23 Jul 2007
+
+    *) Feature: $nginx_version variable.
+       Thanks to Nick S. Grechukh.
+
+    *) Feature: the mail proxy supports AUTHENTICATE in IMAP mode.
+       Thanks to Maxim Dounin.
+
+    *) Feature: the mail proxy supports STARTTLS in SMTP mode.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: now nginx escapes space in $memcached_key variable.
+
+    *) Bugfix: nginx was incorrectly built by Sun Studio on 
+       Solaris/amd64.
+       Thanks to Jiang Hong.
+
+    *) Bugfix: of minor potential bugs.
+       Thanks to Coverity's Scan.
+
+
+Changes with nginx 0.6.4                                         17 Jul 2007
+
+    *) Security: the "msie_refresh" directive allowed XSS.
+       Thanks to Maxim Boguk.
+
+    *) Change: the "proxy_store" and "fastcgi_store" directives were 
+       changed.
+
+    *) Feature: the "proxy_store_access" and "fastcgi_store_access" 
+       directives.
+
+    *) Bugfix: nginx did not work on Solaris/sparc64 if it was built by Sun 
+       Studio.
+       Thanks to Andrei Nigmatulin.
+
+    *) Workaround: for Sun Studio 12.
+       Thanks to Jiang Hong.
+
+
+Changes with nginx 0.6.3                                         12 Jul 2007
+
+    *) Feature: the "proxy_store" and "fastcgi_store" directives.
+
+    *) Bugfix: a segmentation fault might occur in worker process if the 
+       "auth_http_header" directive was used.
+       Thanks to Maxim Dounin.
+
+    *) Bugfix: a segmentation fault occurred in worker process if the 
+       CRAM-MD5 authentication method was used, but it was not enabled.
+
+    *) Bugfix: a segmentation fault might occur in worker process when the 
+       HTTPS protocol was used in the "proxy_pass" directive.
+
+    *) Bugfix: a segmentation fault might occur in worker process if the 
+       eventport method was used.
+
+    *) Bugfix: the "proxy_ignore_client_abort" and 
+       "fastcgi_ignore_client_abort" directives did not work; the bug had 
+       appeared in 0.5.13.
+
+
+Changes with nginx 0.6.2                                         09 Jul 2007
+
+    *) Bugfix: if the FastCGI header was split in records, then nginx 
+       passed garbage in the header to a client.
+
+
+Changes with nginx 0.6.1                                         17 Jun 2007
+
+    *) Bugfix: in SSI parsing.
+
+    *) Bugfix: if remote SSI subrequest was used, then posterior local file 
+       subrequest might transferred to client in wrong order.
+
+    *) Bugfix: large SSI inclusions buffered in temporary files were 
+       truncated.
+
+    *) Bugfix: the perl $$ variable value in ngx_http_perl_module was equal 
+       to the master process identification number.
+
+
+Changes with nginx 0.6.0                                         14 Jun 2007
+
+    *) Feature: the "server_name", "map", and "valid_referers" directives 
+       support the "www.example.*" wildcards.
+
+
+Changes with nginx 0.5.25                                        11 Jun 2007
+
+    *) Bugfix: nginx could not be built with the 
+       --without-http_rewrite_module parameter; the bug had appeared in 
+       0.5.24.
+
+
+Changes with nginx 0.5.24                                        06 Jun 2007
+
+    *) Security: the "ssl_verify_client" directive did not work if request 
+       was made using HTTP/0.9.
+
+    *) Bugfix: a part of response body might be passed uncompressed if gzip 
+       was used; the bug had appeared in 0.5.23.
+
+
+Changes with nginx 0.5.23                                        04 Jun 2007
+
+    *) Feature: the ngx_http_ssl_module supports Server Name Indication TLS 
+       extension.
+
+    *) Feature: the "fastcgi_catch_stderr" directive.
+       Thanks to Nick S. Grechukh, OWOX project.
+
+    *) Bugfix: a segmentation fault occurred in master process if two 
+       virtual servers should bind() to the overlapping ports.
+
+    *) Bugfix: if nginx was built with ngx_http_perl_module and perl 
+       supported threads, then during second reconfiguration the error 
+       messages "panic: MUTEX_LOCK" and "perl_parse() failed" were issued.
+
+    *) Bugfix: in the HTTPS protocol in the "proxy_pass" directive.
+
+
+Changes with nginx 0.5.22                                        29 May 2007
+
+    *) Bugfix: a big request body might not be passed to backend; the bug 
+       had appeared in 0.5.21.
+
+
+Changes with nginx 0.5.21                                        28 May 2007
+
+    *) Bugfix: if server has more than about ten locations, then regex 
+       locations might be choosen not in that order as they were specified.
+
+    *) Bugfix: a worker process may got caught in an endless loop on 64-bit 
+       platform, if the 33-rd or next in succession backend has failed.
+       Thanks to Anton Povarov.
+
+    *) Bugfix: a bus error might occur on Solaris/sparc64 if the PCRE 
+       library was used.
+       Thanks to Andrei Nigmatulin.
+
+    *) Bugfix: in the HTTPS protocol in the "proxy_pass" directive.
+
+
+Changes with nginx 0.5.20                                        07 May 2007
+
+    *) Feature: the "sendfile_max_chunk" directive.
+
+    *) Feature: the "$http_...", "$sent_http_...", and "$upstream_http_..." 
+       variables may be changed using the "set" directive.
+
+    *) Bugfix: a segmentation fault might occur in worker process if the 
+       SSI command 'if expr="$var = /"' was used.
+
+    *) Bugfix: trailing boundary of multipart range response was 
+       transferred incorrectly.
+       Thanks to Evan Miller.
+
+    *) Bugfix: nginx did not work on Solaris/sparc64 if it was built by Sun 
+       Studio.
+       Thanks to Andrei Nigmatulin.
+
+    *) Bugfix: the ngx_http_perl_module could not be built by Solaris 
+       make.
+       Thanks to Andrei Nigmatulin.
+
+
+Changes with nginx 0.5.19                                        24 Apr 2007
+
+    *) Change: now the $request_time variable has millisecond precision.
+
+    *) Change: the method $r->rflush of ngx_http_perl_module was renamed to 
+       the $r->flush.
+
+    *) Feature: the $upstream_addr variable.
+
+    *) Feature: the "proxy_headers_hash_max_size" and 
+       "proxy_headers_hash_bucket_size" directives.
+       Thanks to Volodymyr Kostyrko.
+
+    *) Bugfix: the files more than 2G could not be transferred using 
+       sendfile and limit_rate on 64-bit platforms.
+
+    *) Bugfix: the files more than 2G could not be transferred using 
+       sendfile on 64-bit Linux.
+
+
+Changes with nginx 0.5.18                                        19 Apr 2007
+
+    *) Feature: the ngx_http_sub_filter_module.
+
+    *) Feature: the "$upstream_http_..." variables.
+
+    *) Feature: now the $upstream_status and $upstream_response_time 
+       variables keep data about all upstreams before X-Accel-Redirect.
+
+    *) Bugfix: a segmentation fault occurred in master process after first 
+       reconfiguration and receiving any signal if nginx was built with 
+       ngx_http_perl_module and perl did not support multiplicity; the bug 
+       had appeared in 0.5.9.
+
+    *) Bugfix: if perl did not support multiplicity, then after 
+       reconfiguration perl code did not work; the bug had appeared in 
+       0.3.38.
+
+
+Changes with nginx 0.5.17                                        02 Apr 2007
+
+    *) Change: now nginx always returns the 405 status for the TRACE method.
+
+    *) Feature: now nginx supports the "include" directive inside the 
+       "types" block.
+
+    *) Bugfix: the $document_root variable usage in the "root" and "alias" 
+       directives is disabled: this caused recursive stack overflow.
+
+    *) Bugfix: in the HTTPS protocol in the "proxy_pass" directive.
+
+    *) Bugfix: in some cases non-cachable variables (such as $uri variable) 
+       returned old cached value.
+
+
+Changes with nginx 0.5.16                                        26 Mar 2007
+
+    *) Bugfix: the C-class network was not used as hash key in the 
+       "ip_hash" directive.
+       Thanks to Pavel Yarkovoy.
+
+    *) Bugfix: a segmentation fault might occur in worker process if a 
+       charset was set in the "Content-Type" header line and the line has 
+       trailing ";"; the bug had appeared in 0.3.50.
+
+    *) Bugfix: the "[alert] zero size buf" error when FastCGI server was 
+       used and a request body written in a temporary file was multiple of 
+       32K.
+
+    *) Bugfix: nginx could not be built on Solaris without the --with-debug 
+       option; the bug had appeared in 0.5.15.
+
+
+Changes with nginx 0.5.15                                        19 Mar 2007
+
+    *) Feature: the mail proxy supports authenticated SMTP proxying and the 
+       "smtp_auth", "smtp_capablities", and "xclient" directives.
+       Thanks to Anton Yuzhaninov and Maxim Dounin.
+
+    *) Feature: now the keep-alive connections are closed just after 
+       receiving the reconfiguration signal.
+
+    *) Change: the "imap" and "auth" directives were renamed to the "mail" 
+       and "pop3_auth" directives.
+
+    *) Bugfix: a segmentation fault occurred in worker process if the 
+       CRAM-MD5 authentication method was used and the APOP method was 
+       disabled.
+
+    *) Bugfix: if the "starttls only" directive was used in POP3 protocol, 
+       then nginx allowed authentication without switching to the SSL mode.
+
+    *) Bugfix: worker processes did not exit after reconfiguration and did 
+       not rotate logs if the eventport method was used.
+
+    *) Bugfix: a worker process may got caught in an endless loop, if the 
+       "ip_hash" directive was used.
+
+    *) Bugfix: now nginx does not log some alerts if eventport or /dev/poll 
+       methods are used.
+
+
+Changes with nginx 0.5.14                                        23 Feb 2007
+
+    *) Bugfix: nginx ignored superfluous closing "}" in the end of 
+       configuration file.
+
+
+Changes with nginx 0.5.13                                        19 Feb 2007
+
+    *) Feature: the COPY and MOVE methods.
+
+    *) Bugfix: the ngx_http_realip_module set garbage for requests passed 
+       via keep-alive connection.
+
+    *) Bugfix: nginx did not work on big-endian 64-bit Linux.
+       Thanks to Andrei Nigmatulin.
+
+    *) Bugfix: now when IMAP/POP3 proxy receives too long command it closes 
+       the connection right away, but not after timeout.
+
+    *) Bugfix: if the "epoll" method was used and a client closed a 
+       connection prematurely, then nginx closed the connection after a 
+       send timeout only.
+
+    *) Bugfix: nginx could not be built on platforms different from i386, 
+       amd64, sparc, and ppc; the bug had appeared in 0.5.8.
+
+
+Changes with nginx 0.5.12                                        12 Feb 2007
+
+    *) Bugfix: nginx could not be built on platforms different from i386, 
+       amd64, sparc, and ppc; the bug had appeared in 0.5.8.
+
+    *) Bugfix: a segmentation fault might occur in worker process if the 
+       temporary files were used while working with FastCGI server; the bug 
+       had appeared in 0.5.8.
+
+    *) Bugfix: a segmentation fault might occur in worker process if the 
+       $fastcgi_script_name variable was logged.
+
+    *) Bugfix: ngx_http_perl_module could not be built on Solaris.
+
+
+Changes with nginx 0.5.11                                        05 Feb 2007
+
+    *) Feature: now configure detects system PCRE library in MacPorts.
+       Thanks to Chris McGrath.
+
+    *) Bugfix: the response was incorrect if several ranges were requested; 
+       the bug had appeared in 0.5.6.
+
+    *) Bugfix: the "create_full_put_path" directive could not create the 
+       intermediate directories if no "dav_access" directive was set.
+       Thanks to Evan Miller.
+
+    *) Bugfix: the "0" response code might be logged in the access_log 
+       instead of the "400" and "408" error codes.
+
+    *) Bugfix: a segmentation fault might occur in worker process if nginx 
+       was built with -O2 optimization.
+
+
+Changes with nginx 0.5.10                                        26 Jan 2007
+
+    *) Bugfix: while online executable file upgrade the new master process 
+       did not inherit the listening sockets; the bug had appeared in 0.5.9.
+
+    *) Bugfix: a segmentation fault might occur in worker process if nginx 
+       was built with -O2 optimization; the bug had appeared in 0.5.1.
+
+
+Changes with nginx 0.5.9                                         25 Jan 2007
+
+    *) Change: now the ngx_http_memcached_module uses the $memcached_key 
+       variable value as a key.
+
+    *) Feature: the $memcached_key variable.
+
+    *) Feature: the "clean" parameter in the "client_body_in_file_only" 
+       directive.
+
+    *) Feature: the "env" directive.
+
+    *) Feature: the "sendfile" directive is available inside the "if" block.
+
+    *) Feature: now on failure of the writing to access nginx logs a 
+       message to error_log, but not more often than once a minute.
+
+    *) Bugfix: the "access_log off" directive did not always turn off the 
+       logging.
+
+
+Changes with nginx 0.5.8                                         19 Jan 2007
+
+    *) Bugfix: a segmentation fault might occur if 
+       "client_body_in_file_only on" was used and a request body was small.
+
+    *) Bugfix: a segmentation fault occurred if 
+       "client_body_in_file_only on" and "proxy_pass_request_body off" or 
+       "fastcgi_pass_request_body off" directives were used, and nginx 
+       switched to a next upstream.
+
+    *) Bugfix: if the "proxy_buffering off" directive was used and a client 
+       connection was non-active, then the connection was closed after send 
+       timeout; the bug had appeared in 0.4.7.
+
+    *) Bugfix: if the "epoll" method was used and a client closed a 
+       connection prematurely, then nginx closed the connection after a 
+       send timeout only.
+
+    *) Bugfix: the "[alert] zero size buf" error when FastCGI server was 
+       used.
+
+    *) Bugfixes in the "limit_zone" directive.
+
+
+Changes with nginx 0.5.7                                         15 Jan 2007
+
+    *) Feature: the ssl_session_cache storage optimization.
+
+    *) Bugfixes in the "ssl_session_cache" and "limit_zone" directives.
+
+    *) Bugfix: the segmentation fault was occurred on start or while 
+       reconfiguration if the "ssl_session_cache" or "limit_zone" 
+       directives were used on 64-bit platforms.
+
+    *) Bugfix: a segmentation fault occurred if the "add_before_body" or 
+       "add_after_body" directives were used and there was no 
+       "Content-Type" header line in response.
+
+    *) Bugfix: the OpenSSL library was always built with the threads 
+       support.
+       Thanks to Den Ivanov.
+
+    *) Bugfix: the PCRE-6.5+ library and the icc compiler compatibility.
+
+
+Changes with nginx 0.5.6                                         09 Jan 2007
+
+    *) Change: now the ngx_http_index_module ignores all methods except the 
+       GET, HEAD, and POST methods.
+
+    *) Feature: the ngx_http_limit_zone_module.
+
+    *) Feature: the $binary_remote_addr variable.
+
+    *) Feature: the "ssl_session_cache" directives of the 
+       ngx_http_ssl_module and ngx_imap_ssl_module.
+
+    *) Feature: the DELETE method supports recursive removal.
+
+    *) Bugfix: the byte-ranges were transferred incorrectly if the 
+       $r->sendfile() was used.
+
+
+Changes with nginx 0.5.5                                         24 Dec 2006
+
+    *) Change: the -v switch does not show compiler information any more.
+
+    *) Feature: the -V switch.
+
+    *) Feature: the "worker_rlimit_core" directive supports size in K, M, 
+       and G.
+
+    *) Bugfix: the nginx.pm module now could be installed by an 
+       unprivileged user.
+
+    *) Bugfix: a segmentation fault might occur if the $r->request_body or 
+       $r->request_body_file methods were used.
+
+    *) Bugfix: the ppc platform specific bugs.
+
+
+Changes with nginx 0.5.4                                         15 Dec 2006
+
+    *) Feature: the "perl" directive may be used inside the "limit_except" 
+       block.
+
+    *) Bugfix: the ngx_http_dav_module required the "Date" request header 
+       line for the DELETE method.
+
+    *) Bugfix: if one only parameter was used in the "dav_access" 
+       directive, then nginx might report about configuration error.
+
+    *) Bugfix: a segmentation fault might occur if the $host variable was 
+       used; the bug had appeared in 0.4.14.
+
+
+Changes with nginx 0.5.3                                         13 Dec 2006
+
+    *) Feature: the ngx_http_perl_module supports the $r->status, 
+       $r->log_error, and $r->sleep methods.
+
+    *) Feature: the $r->variable method supports variables that do not 
+       exist in nginx configuration.
+
+    *) Bugfix: the $r->has_request_body method did not work.
+
+
+Changes with nginx 0.5.2                                         11 Dec 2006
+
+    *) Bugfix: if the "proxy_pass" directive used the name of the 
+       "upstream" block, then nginx tried to resolve the name; the bug had 
+       appeared in 0.5.1.
+
+
+Changes with nginx 0.5.1                                         11 Dec 2006
+
+    *) Bugfix: the "post_action" directive might not run after a 
+       unsuccessful completion of a request.
+
+    *) Workaround: for Eudora for Mac; the bug had appeared in 0.4.11.
+       Thanks to Bron Gondwana.
+
+    *) Bugfix: if the "upstream" name was used in the "fastcgi_pass", then 
+       the message "no port in upstream" was issued; the bug had appeared 
+       in 0.5.0.
+
+    *) Bugfix: if the "proxy_pass" and "fastcgi_pass" directives used the 
+       same servers but different ports, then these directives uses the 
+       first described port; the bug had appeared in 0.5.0.
+
+    *) Bugfix: if the "proxy_pass" and "fastcgi_pass" directives used the 
+       unix domain sockets, then these directives used first described 
+       socket; the bug had appeared in 0.5.0.
+
+    *) Bugfix: ngx_http_auth_basic_module ignored the user if it was in the 
+       last line in the password file and there was no the carriage return, 
+       the line feed, or the ":" symbol after the password.
+
+    *) Bugfix: the $upstream_response_time variable might be equal to 
+       "0.000", although response time was more than 1 millisecond.
+
+
+Changes with nginx 0.5.0                                         04 Dec 2006
+
+    *) Change: the parameters in the "%name" form in the "log_format" 
+       directive are not supported anymore.
+
+    *) Change: the "proxy_upstream_max_fails", 
+       "proxy_upstream_fail_timeout", "fastcgi_upstream_max_fails", 
+       "fastcgi_upstream_fail_timeout", "memcached_upstream_max_fails", and 
+       "memcached_upstream_fail_timeout" directives are not supported 
+       anymore.
+
+    *) Feature: the "server" directive in the "upstream" context supports 
+       the "max_fails", "fail_timeout", and "down" parameters.
+
+    *) Feature: the "ip_hash" directive inside the "upstream" block.
+
+    *) Feature: the WAIT status in the "Auth-Status" header line of the 
+       IMAP/POP3 proxy authentication server response.
+
+    *) Bugfix: nginx could not be built on 64-bit platforms; the bug had 
+       appeared in 0.4.14.
+
+
+Changes with nginx 0.4.14                                        27 Nov 2006
+
+    *) Feature: the "proxy_pass_error_message" directive in IMAP/POP3 proxy.
+
+    *) Feature: now configure detects system PCRE library on FreeBSD, 
+       Linux, and NetBSD.
+
+    *) Bugfix: ngx_http_perl_module did not work with perl built with the 
+       threads support; the bug had appeared in 0.3.38.
+
+    *) Bugfix: ngx_http_perl_module did not work if perl was called 
+       recursively.
+
+    *) Bugfix: nginx ignored a host name in a request line.
+
+    *) Bugfix: a worker process may got caught in an endless loop, if a 
+       FastCGI server sent too many data to the stderr.
+
+    *) Bugfix: the $upstream_response_time variable may be negative if the 
+       system time was changed backward.
+
+    *) Bugfix: the "Auth-Login-Attempt" parameter was not sent to IMAP/POP3 
+       proxy authentication server when POP3 was used.
+
+    *) Bugfix: a segmentation fault might occur if connect to IMAP/POP3 
+       proxy authentication server failed.
+
+
+Changes with nginx 0.4.13                                        15 Nov 2006
+
+    *) Feature: the "proxy_pass" directive may be used inside the 
+       "limit_except" block.
+
+    *) Feature: the "limit_except" directive supports all WebDAV methods.
+
+    *) Bugfix: if the "add_before_body" directive was used without the 
+       "add_after_body" directive, then a response did not transferred 
+       complete.
+
+    *) Bugfix: a large request body did not receive if the epoll method and 
+       the deferred accept() were used.
+
+    *) Bugfix: a charset could not be set for ngx_http_autoindex_module 
+       responses; the bug had appeared in 0.3.50.
+
+    *) Bugfix: the "[alert] zero size buf" error when FastCGI server was 
+       used;
+
+    *) Bugfix: the --group= configuration parameter was ignored.
+       Thanks to Thomas Moschny.
+
+    *) Bugfix: the 50th subrequest in SSI response did not work; the bug 
+       had appeared in 0.3.50.
+
+
+Changes with nginx 0.4.12                                        31 Oct 2006
+
+    *) Feature: the ngx_http_perl_module supports the $r->variable method.
+
+    *) Bugfix: if a big static file was included using SSI in a response, 
+       then the response may be transferred incomplete.
+
+    *) Bugfix: nginx did not omit the "#fragment" part in URI.
+
+
+Changes with nginx 0.4.11                                        25 Oct 2006
+
+    *) Feature: the POP3 proxy supports the AUTH LOGIN PLAIN and CRAM-MD5.
+
+    *) Feature: the ngx_http_perl_module supports the $r->allow_ranges 
+       method.
+
+    *) Bugfix: if the APOP was enabled in the POP3 proxy, then the 
+       USER/PASS commands might not work; the bug had appeared in 0.4.10.
+
+
+Changes with nginx 0.4.10                                        23 Oct 2006
+
+    *) Feature: the POP3 proxy supports the APOP command.
+
+    *) Bugfix: if the select, poll or /dev/poll methods were used, then 
+       while waiting authentication server response the IMAP/POP3 proxy 
+       hogged CPU.
+
+    *) Bugfix: a segmentation fault might occur if the $server_addr 
+       variable was used in the "map" directive.
+
+    *) Bugfix: the ngx_http_flv_module did not support the byte ranges for 
+       full responses; the bug had appeared in 0.4.7.
+
+    *) Bugfix: nginx could not be built on Debian amd64; the bug had 
+       appeared in 0.4.9.
+
+
+Changes with nginx 0.4.9                                         13 Oct 2006
+
+    *) Feature: the "set" parameter in the "include" SSI command.
+
+    *) Feature: the ngx_http_perl_module now tests the nginx.pm module 
+       version.
+
+
+Changes with nginx 0.4.8                                         11 Oct 2006
+
+    *) Bugfix: if an "include" SSI command were before another "include" 
+       SSI command with a "wait" parameter, then the "wait" parameter might 
+       not work.
+
+    *) Bugfix: the ngx_http_flv_module added the FLV header to the full 
+       responses.
+       Thanks to Alexey Kovyrin.
+
+
+Changes with nginx 0.4.7                                         10 Oct 2006
+
+    *) Feature: the ngx_http_flv_module.
+
+    *) Feature: the $request_body_file variable.
+
+    *) Feature: the "charset" and "source_charset" directives support the 
+       variables.
+
+    *) Bugfix: if an "include" SSI command were before another "include" 
+       SSI command with a "wait" parameter, then the "wait" parameter might 
+       not work.
+
+    *) Bugfix: if the "proxy_buffering off" directive was used or while 
+       working with memcached the connections might not be closed on 
+       timeout.
+
+    *) Bugfix: nginx did not run on 64-bit platforms except amd64, sparc64, 
+       and ppc64.
+
+
+Changes with nginx 0.4.6                                         06 Oct 2006
+
+    *) Bugfix: nginx did not run on 64-bit platforms except amd64, sparc64, 
+       and ppc64.
+
+    *) Bugfix: nginx sent the chunked response for HTTP/1.1 request,
+       if its length was set by text string in the 
+       $r->headers_out("Content-Length", ...) method.
+
+    *) Bugfix: after redirecting error by an "error_page" directive any 
+       ngx_http_rewrite_module directive returned this error code; the bug 
+       had appeared in 0.4.4.
+
+
+Changes with nginx 0.4.5                                         02 Oct 2006
+
+    *) Bugfix: nginx could not be built on Linux and Solaris; the bug had 
+       appeared in 0.4.4.
+
+
+Changes with nginx 0.4.4                                         02 Oct 2006
+
+    *) Feature: the $scheme variable.
+
+    *) Feature: the "expires" directive supports the "max" parameter.
+
+    *) Feature: the "include" directive supports the "*" mask.
+       Thanks to Jonathan Dance.
+
+    *) Bugfix: the "return" directive always overrode the "error_page" 
+       response code redirected by the "error_page" directive.
+
+    *) Bugfix: a segmentation fault occurred if zero-length body was in PUT 
+       method.
+
+    *) Bugfix: the redirect was changed incorrectly if the variables were 
+       used in the "proxy_redirect" directive.
+
+
+Changes with nginx 0.4.3                                         26 Sep 2006
+
+    *) Change: now the 499 error could not be redirected using an 
+       "error_page" directive.
+
+    *) Feature: the Solaris 10 event ports support.
+
+    *) Feature: the ngx_http_browser_module.
+
+    *) Bugfix: a segmentation fault may occur while redirecting the 400 
+       error to the proxied server using a "proxy_pass" directive.
+
+    *) Bugfix: a segmentation fault occurred if an unix domain socket was 
+       used in a "proxy_pass" directive; the bug had appeared in 0.3.47.
+
+    *) Bugfix: SSI did work with memcached and nonbuffered responses.
+
+    *) Workaround: of the Sun Studio PAUSE hardware capability bug.
+
+
+Changes with nginx 0.4.2                                         14 Sep 2006
+
+    *) Bugfix: the O_NOATIME flag support on Linux was canceled; the bug 
+       had appeared in 0.4.1.
+
+
+Changes with nginx 0.4.1                                         14 Sep 2006
+
+    *) Bugfix: the DragonFlyBSD compatibility.
+       Thanks to Pavel Nazarov.
+
+    *) Workaround: of bug in 64-bit Linux sendfile(), when file is more 
+       than 2G.
+
+    *) Feature: now on Linux nginx uses O_NOATIME flag for static 
+       requests.
+       Thanks to Yusuf Goolamabbas.
+
+
+Changes with nginx 0.4.0                                         30 Aug 2006
+
+    *) Change in internal API: the HTTP modules initialization was moved 
+       from the init module phase to the HTTP postconfiguration phase.
+
+    *) Change: now the request body is not read beforehand for the 
+       ngx_http_perl_module: it's required to start the reading using the 
+       $r->has_request_body method.
+
+    *) Feature: the ngx_http_perl_module supports the DECLINED return code.
+
+    *) Feature: the ngx_http_dav_module supports the incoming "Date" header 
+       line for the PUT method.
+
+    *) Feature: the "ssi" directive is available inside the "if" block.
+
+    *) Bugfix: a segmentation fault occurred if there was an "index" 
+       directive with variables and the first index name was without 
+       variables; the bug had appeared in 0.1.29.
+
+
+Changes with nginx 0.3.61                                        28 Aug 2006
+
+    *) Change: now the "tcp_nodelay" directive is turned on by default.
+
+    *) Feature: the "msie_refresh" directive.
+
+    *) Feature: the "recursive_error_pages" directive.
+
+    *) Bugfix: the "rewrite" directive returned incorrect redirect, if the 
+       redirect had the captured escaped symbols from original URI.
+
+
+Changes with nginx 0.3.60                                        18 Aug 2006
+
+    *) Bugfix: a worker process may got caught in an endless loop while an 
+       error redirection; the bug had appeared in 0.3.59.
+
+
+Changes with nginx 0.3.59                                        16 Aug 2006
+
+    *) Feature: now is possible to do several redirection using the 
+       "error_page" directive.
+
+    *) Bugfix: the "dav_access" directive did not support three parameters.
+
+    *) Bugfix: the "error_page" directive did not changes the 
+       "Content-Type" header line after the "X-Accel-Redirect" was used; 
+       the bug had appeared in 0.3.58.
+
+
+Changes with nginx 0.3.58                                        14 Aug 2006
+
+    *) Feature: the "error_page" directive supports the variables.
+
+    *) Change: now the procfs interface instead of sysctl is used on Linux.
+
+    *) Change: now the "Content-Type" header line is inherited from first 
+       response when the "X-Accel-Redirect" was used.
+
+    *) Bugfix: the "error_page" directive did not redirect the 413 error.
+
+    *) Bugfix: the trailing "?" did not remove old arguments if no new 
+       arguments were added to a rewritten URI.
+
+    *) Bugfix: nginx could not run on 64-bit FreeBSD 7.0-CURRENT.
+
+
+Changes with nginx 0.3.57                                        09 Aug 2006
+
+    *) Feature: the $ssl_client_serial variable.
+
+    *) Bugfix: in the "!-e" operator of the "if" directive.
+       Thanks to Andrian Budanstov.
+
+    *) Bugfix: while a client certificate verification nginx did not send 
+       to a client the required certificates information.
+
+    *) Bugfix: the $document_root variable did not support the variables in 
+       the "root" directive.
+
+
+Changes with nginx 0.3.56                                        04 Aug 2006
+
+    *) Feature: the "dav_access" directive.
+
+    *) Feature: the "if" directive supports the "-d", "!-d", "-e", "!-e", 
+       "-x", and "!-x" operators.
+
+    *) Bugfix: a segmentation fault occurred if a request returned a 
+       redirect and some sent to client header lines were logged in the 
+       access log.
+
+
+Changes with nginx 0.3.55                                        28 Jul 2006
+
+    *) Feature: the "stub" parameter in the "include" SSI command.
+
+    *) Feature: the "block" SSI command.
+
+    *) Feature: the unicode2nginx script was added to contrib.
+
+    *) Bugfix: if a "root" was specified by variable only, then the root 
+       was relative to a server prefix.
+
+    *) Bugfix: if the request contained "//" or "/./" and escaped symbols 
+       after them, then the proxied request was sent unescaped.
+
+    *) Bugfix: the $r->header_in("Cookie") of the ngx_http_perl_module now 
+       returns all "Cookie" header lines.
+
+    *) Bugfix: a segmentation fault occurred if 
+       "client_body_in_file_only on" was used and nginx switched to a next 
+       upstream.
+
+    *) Bugfix: on some condition while reconfiguration character codes 
+       inside the "charset_map" may be treated invalid; the bug had 
+       appeared in 0.3.50.
+
+
+Changes with nginx 0.3.54                                        11 Jul 2006
+
+    *) Feature: nginx now logs the subrequest information to the error log.
+
+    *) Feature: the "proxy_next_upstream", "fastcgi_next_upstream", and 
+       "memcached_next_upstream" directives support the "off" parameter.
+
+    *) Feature: the "debug_connection" directive supports the CIDR address 
+       form.
+
+    *) Bugfix: if a response of proxied server or FastCGI server was 
+       converted from UTF-8 or back, then it may be transferred incomplete.
+
+    *) Bugfix: the $upstream_response_time variable had the time of the 
+       first request to a backend only.
+
+    *) Bugfix: nginx could not be built on amd64 platform; the bug had 
+       appeared in 0.3.53.
+
+
+Changes with nginx 0.3.53                                        07 Jul 2006
+
+    *) Change: the "add_header" directive adds the string to 204, 301, and 
+       302 responses.
+
+    *) Feature: the "server" directive in the "upstream" context supports 
+       the "weight" parameter.
+
+    *) Feature: the "server_name" directive supports the "*" wildcard.
+
+    *) Feature: nginx supports the request body size more than 2G.
+
+    *) Bugfix: if a client was successfully authorized using "satisfy_any 
+       on", then anyway the message "access forbidden by rule" was written 
+       in the log.
+
+    *) Bugfix: the "PUT" method may erroneously not create a file and 
+       return the 409 code.
+
+    *) Bugfix: if the IMAP/POP3 backend returned an error, then nginx 
+       continued proxying anyway.
+
+
+Changes with nginx 0.3.52                                        03 Jul 2006
+
+    *) Change: the ngx_http_index_module behavior for the "POST /" requests 
+       is reverted to the 0.3.40 version state: the module now does not 
+       return the 405 error.
+
+    *) Bugfix: the worker process may got caught in an endless loop if the 
+       limit rate was used; the bug had appeared in 0.3.37.
+
+    *) Bugfix: ngx_http_charset_module logged "unknown charset" alert, even 
+       if the recoding was not needed; the bug had appeared in 0.3.50.
+
+    *) Bugfix: if a code response of the PUT request was 409, then a 
+       temporary file was not removed.
+
+
+Changes with nginx 0.3.51                                        30 Jun 2006
+
+    *) Bugfix: the "<" symbols might disappeared some conditions in the 
+       SSI; the bug had appeared in 0.3.50.
+
+
+Changes with nginx 0.3.50                                        28 Jun 2006
+
+    *) Change: the "proxy_redirect_errors" and "fastcgi_redirect_errors" 
+       directives was renamed to the "proxy_intercept_errors" and 
+       "fastcgi_intercept_errors" directives.
+
+    *) Feature: the ngx_http_charset_module supports the recoding from the 
+       single byte encodings to the UTF-8 encoding and back.
+
+    *) Feature: the "X-Accel-Charset" response header line is supported in 
+       proxy and FastCGI mode.
+
+    *) Bugfix: the "\" escape symbol in the "\"" and "\'" pairs in the SSI 
+       command was removed only if the command also has the "$" symbol.
+
+    *) Bugfix: the "<!--" string might be added on some conditions in the 
+       SSI after inclusion.
+
+    *) Bugfix: if the "Content-Length: 0" header line was in response, then 
+       in nonbuffered proxying mode the client connection was not closed.
+
+
+Changes with nginx 0.3.49                                        31 May 2006
+
+    *) Bugfix: in the "set" directive.
+
+    *) Bugfix: if two or more FastCGI subrequests was in SSI, then first 
+       subrequest output was included instead of second and following 
+       subrequests.
+
+
+Changes with nginx 0.3.48                                        29 May 2006
+
+    *) Change: now the ngx_http_charset_module works for subrequests, if 
+       the response has no "Content-Type" header line.
+
+    *) Bugfix: if the "proxy_pass" directive has no URI part, then the 
+       "proxy_redirect default" directive add the unnecessary slash in 
+       start of the rewritten redirect.
+
+    *) Bugfix: the internal redirect always transform client's HTTP method 
+       to GET, now the transformation is made for the "X-Accel-Redirect" 
+       redirects only and if the method is not HEAD; the bug had appeared 
+       in 0.3.42.
+
+    *) Bugfix: the ngx_http_perl_module could not be built, if the perl was 
+       built with the threads support; the bug had appeared in 0.3.46.
+
+
+Changes with nginx 0.3.47                                        23 May 2006
+
+    *) Feature: the "upstream" directive.
+
+    *) Change: now the "\" escape symbol in the "\"" and "\'" pairs in the 
+       SSI command is always removed.
+
+
+Changes with nginx 0.3.46                                        11 May 2006
+
+    *) Feature: the "proxy_hide_header", "proxy_pass_header", 
+       "fastcgi_hide_header", and "fastcgi_pass_header" directives.
+
+    *) Change: the "proxy_pass_x_powered_by", "fastcgi_x_powered_by", and 
+       "proxy_pass_server" directives were canceled.
+
+    *) Feature: the "X-Accel-Buffering" response header line is supported 
+       in proxy mode.
+
+    *) Bugfix: the reconfiguration bug and memory leaks in the 
+       ngx_http_perl_module.
+
+
+Changes with nginx 0.3.45                                        06 May 2006
+
+    *) Feature: the "ssl_verify_client", "ssl_verify_depth", and 
+       "ssl_client_certificate" directives.
+
+    *) Change: the $request_method variable now returns the main request 
+       method.
+
+    *) Change: the &deg; symbol codes were changed in koi-win conversion 
+       table.
+
+    *) Feature: the euro and N symbols were added to koi-win conversion 
+       table.
+
+    *) Bugfix: if nginx distributed the requests among several backends and 
+       some backend failed, then requests intended for this backend was 
+       directed to one live backend only instead of being distributed among 
+       the rest.
+
+
+Changes with nginx 0.3.44                                        04 May 2006
+
+    *) Feature: the "wait" parameter in the "include" SSI command.
+
+    *) Feature: the Ukrainian and Byelorussian characters were added to 
+       koi-win conversion table.
+
+    *) Bugfix: in the SSI.
+
+
+Changes with nginx 0.3.43                                        26 Apr 2006
+
+    *) Bugfix: in the SSI.
+
+
+Changes with nginx 0.3.42                                        26 Apr 2006
+
+    *) Feature: the "bind" option of the "listen" directive in IMAP/POP3 
+       proxy.
+
+    *) Bugfix: if the same capture in the "rewrite" directive was used more 
+       then once.
+
+    *) Bugfix: the $sent_http_content_type, $sent_http_content_length, 
+       $sent_http_last_modified, $sent_http_connection, 
+       $sent_http_keep_alive, and $sent_http_transfer_encoding variables 
+       were not written to access log.
+
+    *) Bugfix: the $sent_http_cache_control returned value of the single 
+       "Cache-Control" response header line.
+
+
+Changes with nginx 0.3.41                                        21 Apr 2006
+
+    *) Feature: the -v switch.
+
+    *) Bugfix: the segmentation fault may occurred if the SSI page has 
+       remote subrequests.
+
+    *) Bugfix: in FastCGI handling.
+
+    *) Bugfix: if the perl modules path was not set using 
+       --with-perl_modules_path=PATH or the "perl_modules", then the 
+       segmentation fault was occurred.
+
+
+Changes with nginx 0.3.40                                        19 Apr 2006
+
+    *) Feature: the ngx_http_dav_module supports the MKCOL method.
+
+    *) Feature: the "create_full_put_path" directive.
+
+    *) Feature: the "$limit_rate" variable.
+
+
+Changes with nginx 0.3.39                                        17 Apr 2006
+
+    *) Feature: the "uninitialized_variable_warn" directive; the logging 
+       level of the "uninitialized variable" message was lowered from 
+       "alert" to "warn".
+
+    *) Feature: the "override_charset" directive.
+
+    *) Change: now if the unknown variable is used in the "echo" and "if 
+       expr='$name'" SSI-commands, then the "unknown variable" message is 
+       not logged.
+
+    *) Bugfix: the active connection counter increased on the exceeding of 
+       the connection limit specified by the "worker_connections" 
+       directive; the bug had appeared in 0.2.0.
+
+    *) Bugfix: the limit rate might not work on some condition; the bug had 
+       appeared in 0.3.38.
+
+
+Changes with nginx 0.3.38                                        14 Apr 2006
+
+    *) Feature: the ngx_http_dav_module.
+
+    *) Change: the ngx_http_perl_module optimizations.
+       Thanks to Sergey Skvortsov.
+
+    *) Feature: the ngx_http_perl_module supports the $r->request_body_file 
+       method.
+
+    *) Feature: the "client_body_in_file_only" directive.
+
+    *) Workaround: now on disk overflow nginx tries to write access logs 
+       once a second only.
+       Thanks to Anton Yuzhaninov and Maxim Dounin.
+
+    *) Bugfix: now the "limit_rate" directive more precisely limits rate if 
+       rate is more than 100 Kbyte/s.
+       Thanks to ForJest.
+
+    *) Bugfix: now the IMAP/POP3 proxy escapes the "\r" and "\n" symbols in 
+       login and password to pass authorization server.
+       Thanks to Maxim Dounin.
+
+
+Changes with nginx 0.3.37                                        07 Apr 2006
+
+    *) Feature: the "limit_except" directive.
+
+    *) Feature: the "if" directive supports the "!~", "!~*", "-f", and 
+       "!-f" operators.
+
+    *) Feature: the ngx_http_perl_module supports the $r->request_body 
+       method.
+
+    *) Bugfix: in the ngx_http_addition_filter_module.
+
+
+Changes with nginx 0.3.36                                        05 Apr 2006
+
+    *) Feature: the ngx_http_addition_filter_module.
+
+    *) Feature: the "proxy_pass" and "fastcgi_pass" directives may be used 
+       inside the "if" block.
+
+    *) Feature: the "proxy_ignore_client_abort" and 
+       "fastcgi_ignore_client_abort" directives.
+
+    *) Feature: the "$request_completion" variable.
+
+    *) Feature: the ngx_http_perl_module supports the $r->request_method 
+       and $r->remote_addr.
+
+    *) Feature: the ngx_http_ssi_module supports the "elif" command.
+
+    *) Bugfix: the "\/" string in the expression of the "if" command of the 
+       ngx_http_ssi_module was treated incorrectly.
+
+    *) Bugfix: in the regular expressions in the "if" command of the 
+       ngx_http_ssi_module.
+
+    *) Bugfix: if the relative path was specified in the 
+       "client_body_temp_path", "proxy_temp_path", "fastcgi_temp_path", and 
+       "perl_modules" directives, then the directory was used relatively to 
+       a current path but not to a server prefix.
+
+
+Changes with nginx 0.3.35                                        22 Mar 2006
+
+    *) Bugfix: the accept-filter and the TCP_DEFER_ACCEPT option were set 
+       for first "listen" directive only; the bug had appeared in 0.3.31.
+
+    *) Bugfix: in the "proxy_pass" directive without the URI part in a 
+       subrequest.
+
+
+Changes with nginx 0.3.34                                        21 Mar 2006
+
+    *) Feature: the "add_header" directive supports the variables.
+
+
+Changes with nginx 0.3.33                                        15 Mar 2006
+
+    *) Feature: the "http_503" parameter of the "proxy_next_upstream" or 
+       "fastcgi_next_upstream" directives.
+
+    *) Bugfix: ngx_http_perl_module did not work with inlined in the 
+       configuration code, if it was not started with the "sub" word.
+
+    *) Bugfix: in the "post_action" directive.
+
+
+Changes with nginx 0.3.32                                        11 Mar 2006
+
+    *) Bugfix: the debug logging on startup and reconfiguration time was 
+       removed; the bug had appeared in 0.3.31.
+
+
+Changes with nginx 0.3.31                                        10 Mar 2006
+
+    *) Change: now nginx passes the malformed proxied backend responses.
+
+    *) Feature: the "listen" directives support the address in the "*:port" 
+       form.
+
+    *) Feature: the EVFILER_TIMER support in MacOSX 10.4.
+
+    *) Workaround: for MacOSX 64-bit kernel kqueue millisecond timeout 
+       bug.
+       Thanks to Andrei Nigmatulin.
+
+    *) Bugfix: if there were several "listen" directives listening one 
+       various addresses inside one server, then server names like 
+       "*.domain.tld" worked for first address only; the bug had appeared 
+       in 0.3.18.
+
+    *) Bugfix: if the HTTPS protocol was used in the "proxy_pass" directive 
+       and the request body was in temporary file then the request was not 
+       transferred.
+
+    *) Bugfix: perl 5.8.8 compatibility.
+
+
+Changes with nginx 0.3.30                                        22 Feb 2006
+
+    *) Change: the ECONNABORTED error log level was changed to "error" from 
+       "crit".
+
+    *) Bugfix: the ngx_http_perl_module could not be build without the 
+       ngx_http_ssi_filter_module.
+
+    *) Bugfix: nginx could not be built on i386 platform, if the PIC was 
+       used; the bug had appeared in 0.3.27.
+
+
+Changes with nginx 0.3.29                                        20 Feb 2006
+
+    *) Feature: now nginx uses less memory, if PHP in FastCGI mode sends 
+       many warnings before the response.
+
+    *) Bugfix: the "Transfer-Encoding: chunked" header line was issued in 
+       the 204 responses for the HTTP/1.1 requests.
+
+    *) Bugfix: nginx returned the 502 response, if the complete response 
+       header lines were transferred in a separate FastCGI records.
+
+    *) Bugfix: if the proxied URI was specified in the "post_action" 
+       directive, then it ran only after a successful completion of a 
+       request.
+
+
+Changes with nginx 0.3.28                                        16 Feb 2006
+
+    *) Feature: the "restrict_host_names" directive was canceled.
+
+    *) Feature: the --with-cpu-opt=ppc64 configuration parameter.
+
+    *) Bugfix: on some condition the proxied connection with a client was 
+       terminated prematurely.
+       Thanks to Vladimir Shutoff.
+
+    *) Bugfix: the "X-Accel-Limit-Rate" header line was not taken into 
+       account if the request was redirected using the "X-Accel-Redirect" 
+       header line.
+
+    *) Bugfix: the "post_action" directive ran only after a successful 
+       completion of a request.
+
+    *) Bugfix: the proxied response body generated by the "post_action" 
+       directive was transferred to a client.
+
+
+Changes with nginx 0.3.27                                        08 Feb 2006
+
+    *) Change: the "variables_hash_max_size" and 
+       "variables_hash_bucket_size" directives.
+
+    *) Feature: the $body_bytes_sent variable can be used not only in the 
+       "log_format" directive.
+
+    *) Feature: the $ssl_protocol and $ssl_cipher variables.
+
+    *) Feature: the cache line size detection for widespread CPUs at start 
+       time.
+
+    *) Feature: now the "accept_mutex" directive is supported using 
+       fcntl(2) on platforms different from i386, amd64, sparc64, and ppc.
+
+    *) Feature: the "lock_file" directive and the --with-lock-path=PATH 
+       autoconfiguration directive.
+
+    *) Bugfix: if the HTTPS protocol was used in the "proxy_pass" directive 
+       then the requests with the body was not transferred.
+
+
+Changes with nginx 0.3.26                                        03 Feb 2006
+
+    *) Change: the "optimize_host_names" directive was renamed to the 
+       "optimize_server_names".
+
+    *) Bugfix: if in the "proxy_pass" directive was no the URI part, then 
+       the main request URI was transferred to a backend while proxying the 
+       SSI subrequest.
+
+
+Changes with nginx 0.3.25                                        01 Feb 2006
+
+    *) Bugfix: the segmentation fault was occurred on start or while 
+       reconfiguration if there was invalid configuration; the bug had 
+       appeared in 0.3.24.
+
+
+Changes with nginx 0.3.24                                        01 Feb 2006
+
+    *) Workaround: for bug in FreeBSD kqueue.
+
+    *) Bugfix: now a response generated by the "post_action" directive is 
+       not transferred to a client.
+
+    *) Bugfix: the memory leaks were occurring if many log files were used.
+
+    *) Bugfix: the first "proxy_redirect" directive was working inside one 
+       location.
+
+    *) Bugfix: on 64-bit platforms segmentation fault may occurred on start 
+       if the many names were used in the "server_name" directives; the bug 
+       had appeared in 0.3.18.
+
+
+Changes with nginx 0.3.23                                        24 Jan 2006
+
+    *) Feature: the "optimize_host_names" directive.
+
+    *) Bugfix: in using of the variables in the "path" and "alias" 
+       directives.
+
+    *) Bugfix: the ngx_http_perl_module was incorrectly built on Linux and 
+       Solaris.
+
+
+Changes with nginx 0.3.22                                        17 Jan 2006
+
+    *) Feature: the ngx_http_perl_module supports the $r->args and 
+       $r->unescape methods.
+
+    *) Feature: the method $r->query_string of ngx_http_perl_module was 
+       canceled.
+
+    *) Bugfix: segmentation fault was occurred if the "none" or "blocked" 
+       values was specified in the "valid_referers" directive; the bug had 
+       appeared in 0.3.18.
+
+
+Changes with nginx 0.3.21                                        16 Jan 2006
+
+    *) Feature: the ngx_http_perl_module.
+
+    *) Change: the "valid_referers" directive allows the referreres without 
+       URI part.
+
+
+Changes with nginx 0.3.20                                        11 Jan 2006
+
+    *) Bugfix: in SSI handling.
+
+    *) Bugfix: the ngx_http_memcached_module did not support the keys in 
+       the "/usr?args" form.
+
+
+Changes with nginx 0.3.19                                        28 Dec 2005
+
+    *) Feature: the "path" and "alias" directives support the variables.
+
+    *) Change: now the "valid_referers" directive again checks the URI part.
+
+    *) Bugfix: in SSI handling.
+
+
+Changes with nginx 0.3.18                                        26 Dec 2005
+
+    *) Feature: the "server_names" directive supports the ".domain.tld" 
+       names.
+
+    *) Feature: the "server_names" directive uses the hash for the 
+       "*.domain.tld" names and more effective hash for usual names.
+
+    *) Change: the "server_names_hash_max_size" and 
+       "server_names_hash_bucket_size" directives.
+
+    *) Change: the "server_names_hash" and "server_names_hash_threshold" 
+       directives were canceled.
+
+    *) Feature: the "valid_referers" directive uses the hash site names.
+
+    *) Change: now the "valid_referers" directive checks the site names 
+       only without the URI part.
+
+    *) Bugfix: some ".domain.tld" names incorrectly processed by the 
+       ngx_http_map_module.
+
+    *) Bugfix: segmentation fault was occurred if configuration file did 
+       not exist; the bug had appeared in 0.3.12.
+
+    *) Bugfix: on 64-bit platforms segmentation fault may occurred on 
+       start; the bug had appeared in 0.3.16.
+
+
+Changes with nginx 0.3.17                                        18 Dec 2005
+
+    *) Change: now on Linux configure checks the presence of epoll and 
+       sendfile64() in kernel.
+
+    *) Feature: the "map" directive supports domain names in the 
+       ".domain.tld" form.
+
+    *) Bugfix: the timeouts were not used in SSL handshake; the bug had 
+       appeared in 0.2.4.
+
+    *) Bugfix: in the HTTPS protocol in the "proxy_pass" directive.
+
+    *) Bugfix: when the HTTPS protocol was used in the "proxy_pass" 
+       directive the port 80 was used by default.
+
+
+Changes with nginx 0.3.16                                        16 Dec 2005
+
+    *) Feature: the ngx_http_map_module.
+
+    *) Feature: the "types_hash_max_size" and "types_hash_bucket_size" 
+       directives.
+
+    *) Feature: the "ssi_value_length" directive.
+
+    *) Feature: the "worker_rlimit_core" directive.
+
+    *) Workaround: the connection number in logs was always 1 if nginx was 
+       built by the icc 8.1 or 9.0 compilers with optimization for 
+       Pentium 4.
+
+    *) Bugfix: the "config timefmt" SSI command set incorrect time format.
+
+    *) Bugfix: nginx did not close connection to IMAP/POP3 backend for the 
+       SSL connections; the bug had appeared in 0.3.13.
+       Thanks to Rob Mueller.
+
+    *) Bugfix: segmentation fault may occurred in at SSL shutdown; the bug 
+       had appeared in 0.3.13.
+
+
+Changes with nginx 0.3.15                                        07 Dec 2005
+
+    *) Feature: the new 444 code of the "return" directive to close 
+       connection.
+
+    *) Feature: the "so_keepalive" directive in IMAP/POP3 proxy.
+
+    *) Bugfix: if there are unclosed connection nginx now calls abort() 
+       only on gracefull quit and active "debug_points" directive.
+
+
+Changes with nginx 0.3.14                                        05 Dec 2005
+
+    *) Bugfix: in the 304 response the body was transferred; the bug had 
+       appeared in 0.3.13.
+
+
+Changes with nginx 0.3.13                                        05 Dec 2005
+
+    *) Feature: the IMAP/POP3 proxy supports STARTTLS and STLS.
+
+    *) Bugfix: the IMAP/POP3 proxy did not work with the select, poll, and 
+       /dev/poll methods.
+
+    *) Bugfix: in SSI handling.
+
+    *) Bugfix: now Solaris sendfilev() is not used to transfer the client 
+       request body to FastCGI-server via the unix domain socket.
+
+    *) Bugfix: the "auth_basic" directive did not disable the 
+       authorization; the bug had appeared in 0.3.11.
+
+
+Changes with nginx 0.3.12                                        26 Nov 2005
+
+    *) Security: if nginx was built with the ngx_http_realip_module and the 
+       "satisfy_any on" directive was used, then access and authorization 
+       directives did not work. The ngx_http_realip_module was not built 
+       and is not built by default.
+
+    *) Change: the "$time_gmt" variable name was changed to "$time_local".
+
+    *) Change: the "proxy_header_buffer_size" and 
+       "fastcgi_header_buffer_size" directives was renamed to the 
+       "proxy_buffer_size" and "fastcgi_buffer_size" directives.
+
+    *) Feature: the ngx_http_memcached_module.
+
+    *) Feature: the "proxy_buffering" directive.
+
+    *) Bugfix: the changes in accept mutex handling when the "rtsig" method 
+       was used; the bug had appeared in 0.3.0.
+
+    *) Bugfix: if the client sent the "Transfer-Encoding: chunked" header 
+       line, then nginx returns the 411 error.
+
+    *) Bugfix: if the "auth_basic" directive was inherited from the http 
+       level, then the realm in the "WWW-Authenticate" header line was 
+       without the "Basic realm" text.
+
+    *) Bugfix: if the "combined" format was explicitly specified in the 
+       "access_log" directive, then the empty lines was written to the log; 
+       the bug had appeared in 0.3.8.
+
+    *) Bugfix: nginx did not run on the sparc platform under any OS except 
+       Solaris.
+
+    *) Bugfix: now it is not necessary to place space between the quoted 
+       string and closing bracket in the "if" directive.
+
+
+Changes with nginx 0.3.11                                        15 Nov 2005
+
+    *) Bugfix: nginx did not pass the client request headers and body while 
+       proxying; the bug had appeared in 0.3.10.
+
+
+Changes with nginx 0.3.10                                        15 Nov 2005
+
+    *) Change: the "valid_referers" directive and the "$invalid_referer" 
+       variable were moved to the new ngx_http_referer_module from the 
+       ngx_http_rewrite_module.
+
+    *) Change: the "$apache_bytes_sent" variable name was changed to 
+       "$body_bytes_sent".
+
+    *) Feature: the "$sent_http_..." variables.
+
+    *) Feature: the "if" directive supports the "=" and "!=" operations.
+
+    *) Feature: the "proxy_pass" directive supports the HTTPS protocol.
+
+    *) Feature: the "proxy_set_body" directive.
+
+    *) Feature: the "post_action" directive.
+
+    *) Feature: the ngx_http_empty_gif_module.
+
+    *) Feature: the "worker_cpu_affinity" directive for Linux.
+
+    *) Bugfix: the "rewrite" directive did not unescape URI part in 
+       redirect, now it is unescaped except the %00-%25 and %7F-%FF 
+       characters.
+
+    *) Bugfix: nginx could not be built by the icc 9.0 compiler.
+
+    *) Bugfix: if the SSI was enabled for zero size static file, then the 
+       chunked response was encoded incorrectly.
+
+
+Changes with nginx 0.3.9                                         10 Nov 2005
+
+    *) Bugfix: nginx considered URI as unsafe if two any symbols was 
+       between two slashes; the bug had appeared in 0.3.8.
+
+
+Changes with nginx 0.3.8                                         09 Nov 2005
+
+    *) Security: nginx now checks URI got from a backend in 
+       "X-Accel-Redirect" header line or in SSI file for the "/../" paths 
+       and zeroes.
+
+    *) Change: nginx now does not treat the empty user name in the 
+       "Authorization" header line as valid one.
+
+    *) Feature: the "ssl_session_timeout" directives of the 
+       ngx_http_ssl_module and ngx_imap_ssl_module.
+
+    *) Feature: the "auth_http_header" directive of the 
+       ngx_imap_auth_http_module.
+
+    *) Feature: the "add_header" directive.
+
+    *) Feature: the ngx_http_realip_module.
+
+    *) Feature: the new variables to use in the "log_format" directive: 
+       $bytes_sent, $apache_bytes_sent, $status, $time_gmt, $uri, 
+       $request_time, $request_length, $upstream_status, 
+       $upstream_response_time, $gzip_ratio, $uid_got, $uid_set, 
+       $connection, $pipe, and $msec. The parameters in the "%name" form 
+       will be canceled soon.
+
+    *) Change: now the false variable values in the "if" directive are the 
+       empty string "" and string starting with "0".
+
+    *) Bugfix: while using proxied or FastCGI-server nginx may leave 
+       connections and temporary files with client requests in open state.
+
+    *) Bugfix: the worker processes did not flush the buffered logs on 
+       graceful exit.
+
+    *) Bugfix: if the request URI was changes by the "rewrite" directive 
+       and the request was proxied in location given by regular expression, 
+       then the incorrect request was transferred to backend; the bug had 
+       appeared in 0.2.6.
+
+    *) Bugfix: the "expires" directive did not remove the previous 
+       "Expires" header.
+
+    *) Bugfix: nginx may stop to accept requests if the "rtsig" method and 
+       several worker processes were used.
+
+    *) Bugfix: the "\"" and "\'" escape symbols were incorrectly handled in 
+       SSI commands.
+
+    *) Bugfix: if the response was ended just after the SSI command and 
+       gzipping was used, then the response did not transferred complete or 
+       did not transferred at all.
+
+
+Changes with nginx 0.3.7                                         27 Oct 2005
+
+    *) Feature: the "access_log" supports the "buffer=" parameter.
+
+    *) Bugfix: nginx could not be built on platforms different from i386, 
+       amd64, sparc, and ppc; the bug had appeared in 0.3.2.
+
+
+Changes with nginx 0.3.6                                         24 Oct 2005
+
+    *) Change: now the IMAP/POP3 proxy do not send the empty login to 
+       authorization server.
+
+    *) Feature: the "log_format" supports the variables in the $name form.
+
+    *) Bugfix: if at least in one server was no the "listen" directive, 
+       then nginx did not listen on the 80 port; the bug had appeared in 
+       0.3.3.
+
+    *) Bugfix: if the URI part is omitted in "proxy_pass" directive, the 
+       the 80 port was always used.
+
+
+Changes with nginx 0.3.5                                         21 Oct 2005
+
+    *) Bugfix: the segmentation fault may occurred if the IMAP/POP3 login 
+       was changed by authorization server; the bug had appeared in 0.2.2.
+
+    *) Bugfix: the accept mutex did not work and all connections were 
+       handled by one process; the bug had appeared in 0.3.3.
+
+    *) Bugfix: the timeout did not work if the "rtsig" method and the 
+       "timer_resolution" directive were used.
+
+
+Changes with nginx 0.3.4                                         19 Oct 2005
+
+    *) Bugfix: nginx could not be built on Linux 2.4+ and MacOS X; the bug 
+       had appeared in 0.3.3.
+
+
+Changes with nginx 0.3.3                                         19 Oct 2005
+
+    *) Change: the "bl" and "af" parameters of the "listen" directive was 
+       renamed to the "backlog" and "accept_filter".
+
+    *) Feature: the "rcvbuf" and "sndbuf" parameters of the "listen" 
+       directive.
+
+    *) Change: the "$msec" log parameter does not require now the 
+       additional the gettimeofday() system call.
+
+    *) Feature: the -t switch now tests the "listen" directives.
+
+    *) Bugfix: if the invalid address was specified in the "listen" 
+       directive, then after the -HUP signal nginx left an open socket in 
+       the CLOSED state.
+
+    *) Bugfix: the mime type may be incorrectly set to default value for 
+       index file with variable in the name; the bug had appeared in 0.3.0.
+
+    *) Feature: the "timer_resolution" directive.
+
+    *) Feature: the millisecond "$upstream_response_time" log parameter.
+
+    *) Bugfix: a temporary file with client request body now is removed 
+       just after the response header was transferred to a client.
+
+    *) Bugfix: OpenSSL 0.9.6 compatibility.
+
+    *) Bugfix: the SSL certificate and key file paths could not be relative.
+
+    *) Bugfix: the "ssl_prefer_server_ciphers" directive did not work in 
+       the ngx_imap_ssl_module.
+
+    *) Bugfix: the "ssl_protocols" directive allowed to specify the single 
+       protocol only.
+
+
+Changes with nginx 0.3.2                                         12 Oct 2005
+
+    *) Feature: the Sun Studio 10 C compiler support.
+
+    *) Feature: the "proxy_upstream_max_fails", 
+       "proxy_upstream_fail_timeout", "fastcgi_upstream_max_fails", and 
+       "fastcgi_upstream_fail_timeout" directives.
+
+
+Changes with nginx 0.3.1                                         10 Oct 2005
+
+    *) Bugfix: the segmentation fault occurred when the signal queue 
+       overflowed if the "rtsig" method was used; the bug had appeared in 
+       0.2.0.
+
+    *) Change: correct handling of the "\\", "\"", "\'", and "\$" pairs in 
+       SSI.
+
+
+Changes with nginx 0.3.0                                         07 Oct 2005
+
+    *) Change: the 10-days live time limit of worker process was 
+       eliminated. The limit was introduced because of millisecond timers 
+       overflow.
+
+
+Changes with nginx 0.2.6                                         05 Oct 2005
+
+    *) Change: while using load-balancing the time before the failed 
+       backend retry was decreased from 60 to 10 seconds.
+
+    *) Change: the "proxy_pass_unparsed_uri" was canceled, the original URI 
+       now passed, if the URI part is omitted in "proxy_pass" directive.
+
+    *) Feature: the "error_page" directive supports redirects and allows 
+       more flexible to change an error code.
+
+    *) Change: the charset in the "Content-Type" header line now is ignored 
+       in proxied subrequests.
+
+    *) Bugfix: if the URI was changed in the "if" block and request did not 
+       found new configuration, then the ngx_http_rewrite_module rules ran 
+       again.
+
+    *) Bugfix: if the "set" directive set the ngx_http_geo_module variable 
+       in some configuration part, the this variable was not available in 
+       other configuration parts and the "using uninitialized variable" 
+       error was occurred; the bug had appeared in 0.2.2.
+
+
+Changes with nginx 0.2.5                                         04 Oct 2005
+
+    *) Change: the duplicate value of the ngx_http_geo_module variable now 
+       causes the warning and changes old value.
+
+    *) Feature: the ngx_http_ssi_module supports the "set" command.
+
+    *) Feature: the ngx_http_ssi_module supports the "file" parameter in 
+       the "include" command.
+
+    *) Feature: the ngx_http_ssi_module supports the variable value 
+       substitutions in expressions of the "if" command.
+
+
+Changes with nginx 0.2.4                                         03 Oct 2005
+
+    *) Feature: the ngx_http_ssi_module supports "$var=text", "$var!=text", 
+       "$var=/text/", and "$var!=/text/" expressions in the "if" command.
+
+    *) Bugfix: in proxying location without trailing slash; the bug had 
+       appeared in 0.1.44.
+
+    *) Bugfix: the segmentation fault may occurred if the "rtsig" method 
+       was used; the bug had appeared in 0.2.0.
+
+
+Changes with nginx 0.2.3                                         30 Sep 2005
+
+    *) Bugfix: nginx could not be built without the --with-debug option; 
+       the bug had appeared in 0.2.2.
+
+
+Changes with nginx 0.2.2                                         30 Sep 2005
+
+    *) Feature: the "config errmsg" command of the ngx_http_ssi_module.
+
+    *) Change: the ngx_http_geo_module variables can be overridden by the 
+       "set" directive.
+
+    *) Feature: the "ssl_protocols" and "ssl_prefer_server_ciphers" 
+       directives of the ngx_http_ssl_module and ngx_imap_ssl_module.
+
+    *) Bugfix: the ngx_http_autoindex_module did not show correctly the 
+       long file names;
+
+    *) Bugfix: the ngx_http_autoindex_module now do not show the files 
+       starting by dot.
+
+    *) Bugfix: if the SSL handshake failed then another connection may be 
+       closed too.
+       Thanks to Rob Mueller.
+
+    *) Bugfix: the export versions of MSIE 5.x could not connect via HTTPS.
+
+
+Changes with nginx 0.2.1                                         23 Sep 2005
+
+    *) Bugfix: if all backend using in load-balancing failed after one 
+       error, then nginx may got caught in an endless loop; the bug had 
+       appeared in 0.2.0.
+
+
+Changes with nginx 0.2.0                                         23 Sep 2005
+
+    *) The pid-file names used during online upgrade was changed and now is 
+       not required a manual rename operation. The old master process adds 
+       the ".oldbin" suffix to its pid-file and executes a new binary file. 
+       The new master process creates usual pid-file without the ".newbin" 
+       suffix. If the master process exits, then old master process renames 
+       back its pid-file with the ".oldbin" suffix to the pid-file without 
+       suffix.
+
+    *) Change: the "worker_connections" directive, new name of the 
+       "connections" directive; now the directive specifies maximum number 
+       of connections, but not maximum socket descriptor number.
+
+    *) Feature: SSL supports the session cache inside one worker process.
+
+    *) Feature: the "satisfy_any" directive.
+
+    *) Change: the ngx_http_access_module and ngx_http_auth_basic_module do 
+       not run for subrequests.
+
+    *) Feature: the "worker_rlimit_nofile" and "worker_rlimit_sigpending" 
+       directives.
+
+    *) Bugfix: if all backend using in load-balancing failed after one 
+       error, then nginx did not try do connect to them during 60 seconds.
+
+    *) Bugfix: in IMAP/POP3 command argument parsing.
+       Thanks to Rob Mueller.
+
+    *) Bugfix: errors while using SSL in IMAP/POP3 proxy.
+
+    *) Bugfix: errors while using SSI and gzipping.
+
+    *) Bugfix: the "Expires" and "Cache-Control" header lines were omitted 
+       from the 304 responses.
+       Thanks to Alexandr Kukushkin.
+
+
+Changes with nginx 0.1.45                                        08 Sep 2005
+
+    *) Change: the "ssl_engine" directive was canceled in the 
+       ngx_http_ssl_module and now is introduced at global level.
+
+    *) Bugfix: the responses with SSI subrequests did not transferred via 
+       SSL connection.
+
+    *) Various bug fixes in the IMAP/POP3 proxy.
+
+
+Changes with nginx 0.1.44                                        06 Sep 2005
+
+    *) Feature: the IMAP/POP3 proxy supports SSL.
+
+    *) Feature: the "proxy_timeout" directive of the ngx_imap_proxy_module.
+
+    *) Feature: the "userid_mark" directive.
+
+    *) Feature: the $remote_user variable value is determined independently 
+       of authorization use.
+
+
+Changes with nginx 0.1.43                                        30 Aug 2005
+
+    *) Feature: the listen(2) backlog in the "listen" directive can be 
+       changed using the -HUP signal.
+
+    *) Feature: the geo2nginx.pl script was added to contrib.
+
+    *) Change: the FastCGI parameters with the empty values now are passed 
+       to a server.
+
+    *) Bugfix: the segmentation fault occurred or the worker process may 
+       got caught in an endless loop if the proxied or FastCGI server sent 
+       the "Cache-Control" header line and the "expires" directive was 
+       used; in the proxied mode the the bug had appeared in 0.1.29.
+
+
+Changes with nginx 0.1.42                                        23 Aug 2005
+
+    *) Bugfix: if the request URI had a zero length after the processing in 
+       the ngx_http_proxy_module, then the segmentation fault or bus error 
+       occurred in the ngx_http_proxy_module.
+
+    *) Bugfix: the "limit_rate" directive did not work inside the "if" 
+       block; the bug had appeared in 0.1.38.
+
+
+Changes with nginx 0.1.41                                        25 Jul 2005
+
+    *) Bugfix: if the variable was used in the configuration file, then it 
+       can not be used in SSI.
+
+
+Changes with nginx 0.1.40                                        22 Jul 2005
+
+    *) Bugfix: if a client sent too long header line, then the request 
+       information did not logged in the error log.
+
+    *) Bugfix: the "Set-Cookie" header line was not transferred when the 
+       "X-Accel-Redirect" was used; the bug had appeared in 0.1.39.
+
+    *) Bugfix: the "Content-Disposition" header line was not transferred 
+       when the "X-Accel-Redirect" was used.
+
+    *) Bugfix: the master process did not close the listen socket on the 
+       SIGQUIT signal.
+
+    *) Bugfix: after on-line upgrade on Linux and Solaris the process name 
+       became shorter in the "ps" command.
+
+
+Changes with nginx 0.1.39                                        14 Jul 2005
+
+    *) The changes in the ngx_http_charset_module: the "default_charset" 
+       directive was canceled; the "charset" directive sets the response 
+       charset; the "source_charset" directive sets the source charset only.
+
+    *) Bugfix: the backend "WWW-Authenticate" header line did not 
+       transferred while the 401 response code redirecting.
+
+    *) Bugfix: the ngx_http_proxy_module and ngx_http_fastcgi_module may 
+       close a connection before anything was transferred to a client; the 
+       bug had appeared in 0.1.38.
+
+    *) Workaround: the Linux glibc crypt_r() initialization bug.
+
+    *) Bugfix: the ngx_http_ssi_module did not support the relative URI in 
+       the "include virtual" command.
+
+    *) Bugfix: if the backend response had the "Location" header line and 
+       nginx should not rewrite this line, then the 500 code response body 
+       was transferred; the bug had appeared in 0.1.29.
+
+    *) Bugfix: some directives of the ngx_http_proxy_module and 
+       ngx_http_fastcgi_module were not inherited from the server to the 
+       location level; the bug had appeared in 0.1.29.
+
+    *) Bugfix: the ngx_http_ssl_module did not support the certificate 
+       chain.
+
+    *) Bugfix: the ngx_http_autoindex_module did not show correctly the 
+       long file names; the bug had appeared in 0.1.38.
+
+    *) Bugfixes in IMAP/POP3 proxy in interaction with a backend at the 
+       login state.
+
+
+Changes with nginx 0.1.38                                        08 Jul 2005
+
+    *) Feature: the "limit_rate" directive is supported in in proxy and 
+       FastCGI mode.
+
+    *) Feature: the "X-Accel-Limit-Rate" response header line is supported 
+       in proxy and FastCGI mode.
+
+    *) Feature: the "break" directive.
+
+    *) Feature: the "log_not_found" directive.
+
+    *) Bugfix: the response status code was not changed when request was 
+       redirected by the ""X-Accel-Redirect" header line.
+
+    *) Bugfix: the variables set by the "set" directive could not be used 
+       in SSI.
+
+    *) Bugfix: the segmentation fault may occurred if the SSI page has more 
+       than one remote subrequest.
+
+    *) Bugfix: nginx treated the backend response as invalid if the status 
+       line in the header was transferred in two packets; the bug had 
+       appeared in 0.1.29.
+
+    *) Feature: the "ssi_types" directive.
+
+    *) Feature: the "autoindex_exact_size" directive.
+
+    *) Bugfix: the ngx_http_autoindex_module did not support the long file 
+       names in UTF-8.
+
+    *) Feature: the IMAP/POP3 proxy.
+
+
+Changes with nginx 0.1.37                                        23 Jun 2005
+
+    *) Change: now the "\n" is added to the end of the "nginx.pid" file.
+
+    *) Bugfix: the responses may be transferred not completely, if many 
+       parts or the big parts were included by SSI.
+
+    *) Bugfix: if all backends had returned the 404 reponse and the 
+       "http_404" parameter of the "proxy_next_upstream" or 
+       "fastcgi_next_upstream" directives was used, then nginx started to 
+       request all backends again.
+
+
+Changes with nginx 0.1.36                                        15 Jun 2005
+
+    *) Change: if the request header has duplicate the "Host", 
+       "Connection", "Content-Length", or "Authorization" lines, then nginx 
+       now returns the 400 error.
+
+    *) Change: the "post_accept_timeout" directive was canceled.
+
+    *) Feature: the "default", "af=", "bl=", "deferred", and "bind" 
+       parameters of the "listen" directive.
+
+    *) Feature: the FreeBSD accept filters support.
+
+    *) Feature: the Linux TCP_DEFER_ACCEPT support.
+
+    *) Bugfix: the ngx_http_autoindex_module did not support the file names 
+       in UTF-8.
+
+    *) Bugfix: the new log file can be rotated by the -USR1 signal only if 
+       the reconfiguration by the -HUP signal was made twice.
+
+
+Changes with nginx 0.1.35                                        07 Jun 2005
+
+    *) Feature: the "working_directory" directive.
+
+    *) Feature: the "port_in_redirect" directive.
+
+    *) Bugfix: the segmentation fault was occurred if the backend response 
+       header was in several packets; the bug had appeared in 0.1.29.
+
+    *) Bugfix: if more than 10 servers were configured or some server did 
+       not use the "listen" directive, then the segmentation fault was 
+       occurred on the start.
+
+    *) Bugfix: the segmentation fault might occur if the response was 
+       bigger than the temporary file.
+
+    *) Bugfix: nginx returned the 400 response on requests like 
+       "GET http://www.domain.com/uri HTTP/1.0"; the bug had appeared in 
+       0.1.28.
+
+
+Changes with nginx 0.1.34                                        26 May 2005
+
+    *) Bugfix: the worker process may got caught in an endless loop if the 
+       big response part were include by SSI.
+
+    *) Bugfix: the variables set by the "set" directive were not available 
+       in SSI.
+
+    *) Feature: the "autoindex_localtime" directive.
+
+    *) Bugfix: the empty value of the "proxy_set_header" directive forbids 
+       the client request header line passing.
+
+
+Changes with nginx 0.1.33                                        23 May 2005
+
+    *) Bugfix: nginx could not be built with the --without-pcre parameter; 
+       the bug had appeared in 0.1.29.
+
+    *) Bugfix: 3, 4, 7, and 8 the "proxy_set_header" directives in one 
+       level cause the bus fault on start up.
+
+    *) Bugfix: the HTTP protocol was specified in the HTTPS redirects.
+
+    *) Bugfix: if the "rewrite" directive used the captures inside the "if" 
+       directive, then the 500 error code was returned.
+
+
+Changes with nginx 0.1.32                                        19 May 2005
+
+    *) Bugfix: the arguments were omitted in the redirects, issued by the 
+       "rewrite" directive; the bug had appeared in 0.1.29.
+
+    *) Feature: the "if" directive supports the captures in regular 
+       expressions.
+
+    *) Feature: the "set" directive supports the variables and the captures 
+       of regular expressions.
+
+    *) Feature: the "X-Accel-Redirect" response header line is supported in 
+       proxy and FastCGI mode.
+
+
+Changes with nginx 0.1.31                                        16 May 2005
+
+    *) Bugfix: the response encrypted by SSL may not transferred complete.
+
+    *) Bugfix: errors while processing FastCGI response by SSI.
+
+    *) Bugfix: errors while using SSI and gzipping.
+
+    *) Bugfix: the redirect with the 301 code was transferred without 
+       response body; the bug had appeared in 0.1.30.
+
+
+Changes with nginx 0.1.30                                        14 May 2005
+
+    *) Bugfix: the worker process may got caught in an endless loop if the 
+       SSI was used.
+
+    *) Bugfix: the response encrypted by SSL may not transferred complete.
+
+    *) Bugfix: if the length of the response part received at once from 
+       proxied or FastCGI server was equal to 500, then nginx returns the 
+       500 response code; in proxy mode the the bug had appeared in 0.1.29 
+       only.
+
+    *) Bugfix: nginx did not consider the directives with 8 or 9 parameters 
+       as invalid.
+
+    *) Feature: the "return" directive can return the 204 response code.
+
+    *) Feature: the "ignore_invalid_headers" directive.
+
+
+Changes with nginx 0.1.29                                        12 May 2005
+
+    *) Feature: the ngx_http_ssi_module supports "include virtual" command.
+
+    *) Feature: the ngx_http_ssi_module supports the condition command like 
+       'if expr="$NAME"' and "else" and "endif" commands. Only one nested 
+       level is supported.
+
+    *) Feature: the ngx_http_ssi_module supports the DATE_LOCAL and 
+       DATE_GMT variables and "config timefmt" command.
+
+    *) Feature: the "ssi_ignore_recycled_buffers" directive.
+
+    *) Bugfix: the "echo" command did not show the default value for the 
+       empty QUERY_STRING variable.
+
+    *) Change: the ngx_http_proxy_module was rewritten.
+
+    *) Feature: the "proxy_redirect", "proxy_pass_request_headers", 
+       "proxy_pass_request_body", and "proxy_method" directives.
+
+    *) Feature: the "proxy_set_header" directive. The "proxy_x_var" was 
+       canceled and must be replaced with the proxy_set_header directive.
+
+    *) Change: the "proxy_preserve_host" is canceled and must be replaced 
+       with the "proxy_set_header Host $host" and the "proxy_redirect off" 
+       directives, the "proxy_set_header Host $host:$proxy_port" directive 
+       and the appropriate proxy_redirect directives.
+
+    *) Change: the "proxy_set_x_real_ip" is canceled and must be replaced 
+       with the "proxy_set_header X-Real-IP $remote_addr" directive.
+
+    *) Change: the "proxy_add_x_forwarded_for" is canceled and must be 
+       replaced with 
+       the "proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for" 
+       directive.
+
+    *) Change: the "proxy_set_x_url" is canceled and must be replaced with 
+       the "proxy_set_header X-URL http://$host:$server_port$request_uri" 
+       directive.
+
+    *) Feature: the "fastcgi_param" directive.
+
+    *) Change: the "fastcgi_root", "fastcgi_set_var" and "fastcgi_params" 
+       directive are canceled and must be replaced with the fastcgi_param 
+       directives.
+
+    *) Feature: the "index" directive can use the variables.
+
+    *) Feature: the "index" directive can be used at http and server levels.
+
+    *) Change: the last index only in the "index" directive can be absolute.
+
+    *) Feature: the "rewrite" directive can use the variables.
+
+    *) Feature: the "internal" directive.
+
+    *) Feature: the CONTENT_LENGTH, CONTENT_TYPE, REMOTE_PORT, SERVER_ADDR, 
+       SERVER_PORT, SERVER_PROTOCOL, DOCUMENT_ROOT, SERVER_NAME, 
+       REQUEST_METHOD, REQUEST_URI, and REMOTE_USER variables.
+
+    *) Change: nginx now passes the invalid lines in a client request 
+       headers or a backend response header.
+
+    *) Bugfix: if the backend did not transfer response for a long time and 
+       the "send_timeout" was less than "proxy_read_timeout", then nginx 
+       returned the 408 response.
+
+    *) Bugfix: the segmentation fault was occurred if the backend sent an 
+       invalid line in response header; the bug had appeared in 0.1.26.
+
+    *) Bugfix: the segmentation fault may occurred in FastCGI fault 
+       tolerance configuration.
+
+    *) Bugfix: the "expires" directive did not remove the previous 
+       "Expires" and "Cache-Control" headers.
+
+    *) Bugfix: nginx did not take into account trailing dot in "Host" 
+       header line.
+
+    *) Bugfix: the ngx_http_auth_module did not work under Linux.
+
+    *) Bugfix: the rewrite directive worked incorrectly, if the arguments 
+       were in a request.
+
+    *) Bugfix: nginx could not be built on MacOS X.
+
+
+Changes with nginx 0.1.28                                        08 Apr 2005
+
+    *) Bugfix: nginx hogs CPU while proxying the huge files.
+
+    *) Bugfix: nginx could not be built by gcc 4.0 on Linux.
+
+
+Changes with nginx 0.1.27                                        28 Mar 2005
+
+    *) Feature: the "blocked" parameter of the "valid_referers" directive.
+
+    *) Change: the errors while handling the request header now logged at 
+       "info" level. The server name and the "Host" and "Referer" header 
+       lines also logged.
+
+    *) Change: the "Host" header line is also logged in error log.
+
+    *) Feature: the proxy_pass_unparsed_uri directive. The special handling 
+       of the "://" symbols in URI, appeared in 0.1.11 version, now is 
+       canceled.
+
+    *) Bugfix: nginx could not be built on FreeBSD and Linux, if the 
+       --without-ngx_http_auth_basic_module configuration parameter was 
+       used.
+
+
+Changes with nginx 0.1.26                                        22 Mar 2005
+
+    *) Change: the invalid client header lines are now ignored and logged 
+       at the info level.
+
+    *) Change: the server name is also logged in error log.
+
+    *) Feature: the ngx_http_auth_basic_module module and the auth_basic 
+       and auth_basic_user_file directives.
+
+
+Changes with nginx 0.1.25                                        19 Mar 2005
+
+    *) Bugfix: nginx did run on Linux parisc.
+
+    *) Feature: nginx now does not start under FreeBSD if the sysctl 
+       kern.ipc.somaxconn value is too big.
+
+    *) Bugfix: if a request was internally redirected by the 
+       ngx_http_index_module module to the ngx_http_proxy_module or 
+       ngx_http_fastcgi_module modules, then the index file was not closed 
+       after request completion.
+
+    *) Feature: the "proxy_pass" can be used in location with regular 
+       expression.
+
+    *) Feature: the ngx_http_rewrite_filter_module module supports the 
+       condition like "if ($HTTP_USER_AGENT ~ MSIE)".
+
+    *) Bugfix: nginx started too slow if the large number of addresses and 
+       text values were used in the "geo" directive.
+
+    *) Change: a variable name must be declared as "$name" in the "geo" 
+       directive. The previous variant without "$" is still supported, but 
+       will be removed soon.
+
+    *) Feature: the "%{VARIABLE}v" logging parameter.
+
+    *) Feature: the "set $name value" directive.
+
+    *) Bugfix: gcc 4.0 compatibility.
+
+    *) Feature: the --with-openssl-opt=OPTIONS autoconfiguration directive.
+
+
+Changes with nginx 0.1.24                                        04 Mar 2005
+
+    *) Feature: the ngx_http_ssi_filter_module supports the QUERY_STRING 
+       and DOCUMENT_URI variables.
+
+    *) Bugfix: the ngx_http_autoindex_module may some times return the 404 
+       response for existent directory, if this directory was used in 
+       "alias" directive.
+
+    *) Bugfix: the ngx_http_ssi_filter_module ran incorrectly for large 
+       responses.
+
+    *) Bugfix: the lack of the "Referer" header line was always accounted 
+       as valid referrer.
+
+
+Changes with nginx 0.1.23                                        01 Mar 2005
+
+    *) Feature: the ngx_http_ssi_filter_module and the ssi, 
+       ssi_silent_errors, and ssi_min_file_chunk directives. The 'echo 
+       var="HTTP_..." default=""' and 'echo var="REMOTE_ADDR"' commands are 
+       supported.
+
+    *) Feature: the %request_time log parameter.
+
+    *) Feature: if the request has no the "Host" header line, then the 
+       "proxy_preserve_host" directive set this header line to the first 
+       server name of the "server_name" directive.
+
+    *) Bugfix: nginx could not be built on platforms different from i386, 
+       amd64, sparc, and ppc; the bug had appeared in 0.1.22.
+
+    *) Bugfix: the ngx_http_autoindex_module now shows the information not 
+       about the symlink, but about file or directory it points to.
+
+    *) Bugfix: the %apache_length parameter logged the negative length of 
+       the response header if the no response was transferred to a client.
+
+
+Changes with nginx 0.1.22                                        22 Feb 2005
+
+    *) Bugfix: the ngx_http_stub_status_module showed incorrect handled 
+       connections statistics if the proxying or FastCGI server were used.
+
+    *) Bugfix: the installation paths were incorrectly quoted on Linux and 
+       Solaris; the bug had appeared in 0.1.21.
+
+
+Changes with nginx 0.1.21                                        22 Feb 2005
+
+    *) Bugfix: the ngx_http_stub_status_module showed incorrect statistics 
+       if "rtsig" method was used or if several worker process ran on SMP.
+
+    *) Bugfix: nginx could not be built by the icc compiler on Linux or if 
+       the zlib-1.2.x library was building from sources.
+
+    *) Bugfix: nginx could not be built on NetBSD 2.0.
+
+
+Changes with nginx 0.1.20                                        17 Feb 2005
+
+    *) Feature: the new "script_filename" and "remote_port" parameters of 
+       the fastcgi_params directive.
+
+    *) Bugfix: the FastCGI stderr stream was handled incorrectly.
+
+
+Changes with nginx 0.1.19                                        16 Feb 2005
+
+    *) Bugfix: now, if request contains the zero, then the 404 error is 
+       returned for the local requests.
+
+    *) Bugfix: nginx could not be built on NetBSD 2.0.
+
+    *) Bugfix: the timeout may occur while reading of the the client 
+       request body via SSL connections.
+
+
+Changes with nginx 0.1.18                                        09 Feb 2005
+
+    *) Workaround: the default values of the devpoll_events and the 
+       devpoll_changes directives changed from 512 to 32 to be compatible 
+       with Solaris 10.
+
+    *) Bugfix: the proxy_set_x_var and fastcgi_set_var directives were not 
+       inherited.
+
+    *) Bugfix: in a redirect rewrite directive arguments were concatenated 
+       with URI by an "&" rather than a "?".
+
+    *) Bugfix: the lines without trailing ";" in the file being included by 
+       the ngx_http_geo_module were silently ignored.
+
+    *) Feature: the ngx_http_stub_status_module.
+
+    *) Bugfix: the unknown log format in the access_log directive caused 
+       the segmentation fault.
+
+    *) Feature: the new "document_root" parameter of the fastcgi_params 
+       directive.
+
+    *) Feature: the fastcgi_redirect_errors directive.
+
+    *) Feature: the new "break" modifier of the "rewrite" directive allows 
+       to stop the rewrite/location cycle and sets the current 
+       configuration to the request.
+
+
+Changes with nginx 0.1.17                                        03 Feb 2005
+
+    *) Change: the ngx_http_rewrite_module was rewritten from the scratch. 
+       Now it is possible to redirect, to return the error codes, to check 
+       the variables and referrers. The directives can be used inside 
+       locations. The redirect directive was canceled.
+
+    *) Feature: the ngx_http_geo_module.
+
+    *) Feature: the proxy_set_x_var and fastcgi_set_var directives.
+
+    *) Bugfix: the location configuration with "=" modifier may be used in 
+       another location.
+
+    *) Bugfix: the correct content type was set only for requests that use 
+       small caps letters in extension.
+
+    *) Bugfix: if the proxy_pass or fastcgi_pass directives were set in the 
+       location, and access was denied, and the error was redirected to a 
+       static page, then the segmentation fault occurred.
+
+    *) Bugfix: if in a proxied "Location" header was a relative URL, then a 
+       host name and a slash were added to them; the bug had appeared in 
+       0.1.14.
+
+    *) Bugfix: the system error message was not logged on Linux.
+
+
+Changes with nginx 0.1.16                                        25 Jan 2005
+
+    *) Bugfix: if the response were transferred by chunks, then on the HEAD 
+       request the final chunk was issued.
+
+    *) Bugfix: the "Connection: keep-alive" header were issued, even if the 
+       keepalive_timeout directive forbade the keep-alive use.
+
+    *) Bugfix: the errors in the ngx_http_fastcgi_module caused the 
+       segmentation faults.
+
+    *) Bugfix: the compressed response encrypted by SSL may not transferred 
+       complete.
+
+    *) Bugfix: the TCP-specific TCP_NODELAY, TCP_NOPSUH, and TCP_CORK 
+       options, are not used for the unix domain sockets.
+
+    *) Feature: the rewrite directive supports the arguments rewriting.
+
+    *) Bugfix: the response code 400 was returned for the POST request with 
+       the "Content-Length: 0" header; the bug had appeared in 0.1.14.
+
+
+Changes with nginx 0.1.15                                        19 Jan 2005
+
+    *) Bugfix: the error while the connecting to the FastCGI server caused 
+       segmentation fault.
+
+    *) Bugfix: the correct handling of the regular expression, that has 
+       different number of the captures and substitutions.
+
+    *) Feature: the location, that is passed to the FastCGI server, can be 
+       regular expression.
+
+    *) Bugfix: the FastCGI's parameter REQUEST_URI is now passed with the 
+       arguments and in the original state.
+
+    *) Bugfix: the ngx_http_rewrite_module module was required to be built 
+       to use the regular expressions in locations.
+
+    *) Bugfix: the directive "proxy_preserve_host  on" adds port 80 to the 
+       "Host" headers, if upstream listen on port 80; the bug had appeared 
+       in 0.1.14.
+
+    *) Bugfix: the same paths in autoconfiguration parameters 
+       --http-client-body-temp-path=PATH and --http-proxy-temp-path=PATH, 
+       or --http-client-body-temp-path=PATH and 
+       --http-fastcgi-temp-path=PATH caused segmentation fault.
+
+
+Changes with nginx 0.1.14                                        18 Jan 2005
+
+    *) Feature: the autoconfiguration directives: 
+       --http-client-body-temp-path=PATH, --http-proxy-temp-path=PATH, and 
+       --http-fastcgi-temp-path=PATH
+
+    *) Change: the directory name for the temporary files with the client 
+       request body is specified by directive client_body_temp_path, by 
+       default it is <prefix>/client_body_temp.
+
+    *) Feature: the ngx_http_fastcgi_module and the directives: 
+       fastcgi_pass, fastcgi_root, fastcgi_index, fastcgi_params, 
+       fastcgi_connect_timeout, fastcgi_send_timeout, fastcgi_read_timeout, 
+       fastcgi_send_lowat, fastcgi_header_buffer_size, fastcgi_buffers, 
+       fastcgi_busy_buffers_size, fastcgi_temp_path, 
+       fastcgi_max_temp_file_size, fastcgi_temp_file_write_size, 
+       fastcgi_next_upstream, and fastcgi_x_powered_by.
+
+    *) Bugfix: the "[alert] zero size buf" error; the bug had appeared in 
+       0.1.3.
+
+    *) Change: the URI must be specified after the host name in the 
+       proxy_pass directive.
+
+    *) Change: the %3F symbol in the URI was considered as the argument 
+       string start.
+
+    *) Feature: the unix domain sockets support in the 
+       ngx_http_proxy_module.
+
+    *) Feature: the ssl_engine and ssl_ciphers directives.
+       Thanks to Sergey Skvortsov for SSL-accelerator.
+
+
+Changes with nginx 0.1.13                                        21 Dec 2004
+
+    *) Feature: the server_names_hash and server_names_hash_threshold 
+       directives.
+
+    *) Bugfix: the *.domain.tld names in the "server_name" directive did 
+       not work.
+
+    *) Bugfix: the %request_length log parameter logged the incorrect 
+       length.
+
+
+Changes with nginx 0.1.12                                        06 Dec 2004
+
+    *) Feature: the %request_length log parameter.
+
+    *) Bugfix: when using the /dev/poll, select and poll on the platforms, 
+       where these methods may do the false reports, there may be the long 
+       delay when the request was passed via the keep-alive connection. It 
+       may be at least on Solaris when using the /dev/poll.
+
+    *) Bugfix: the send_lowat directive is ignored on Linux because Linux 
+       does not support the SO_SNDLOWAT option.
+
+
+Changes with nginx 0.1.11                                        02 Dec 2004
+
+    *) Feature: the worker_priority directive.
+
+    *) Change: both tcp_nopush and tcp_nodelay directives affect the 
+       transferred response.
+
+    *) Bugfix: nginx did not call initgroups().
+       Thanks to Andrew Sitnikov and Andrei Nigmatulin.
+
+    *) Change: now the ngx_http_autoindex_module shows the file size in the 
+       bytes.
+
+    *) Bugfix: the ngx_http_autoindex_module returned the 500 error if the 
+       broken symlink was in a directory.
+
+    *) Bugfix: the files bigger than 4G could not be transferred using 
+       sendfile.
+
+    *) Bugfix: if the backend was resolved to several backends and there 
+       was an error while the response waiting then process may got caught 
+       in an endless loop.
+
+    *) Bugfix: the worker process may exit with the "unknown cycle" message 
+       when the /dev/poll method was used.
+
+    *) Bugfix: "close() channel failed" errors.
+
+    *) Bugfix: the autodetection of the "nobody" and "nogroup" groups.
+
+    *) Bugfix: the send_lowat directive did not work on Linux.
+
+    *) Bugfix: the segmentation fault occurred if there was no events 
+       section in configuration.
+
+    *) Bugfix: nginx could not be built on OpenBSD.
+
+    *) Bugfix: the double slashes in "://" in the URI were converted to 
+       ":/".
+
+
+Changes with nginx 0.1.10                                        26 Nov 2004
+
+    *) Bugfix: if the request without arguments contains "//", "/./", 
+       "/../" or "%XX" then the last character in the request line was 
+       lost; the bug had appeared in 0.1.9.
+
+    *) Bugfix: the fix in 0.1.9 for the files bigger than 2G on Linux did 
+       not work.
+
+
+Changes with nginx 0.1.9                                         25 Nov 2004
+
+    *) Bugfix: the proxied request was sent without arguments if the 
+       request contains "//", "/./", "/../" or "%XX".
+
+    *) Bugfix: the large compressed responses may be transferred not 
+       completely.
+
+    *) Bugfix: the files bigger than 2G was not transferred on Linux that 
+       does not support sendfile64().
+
+    *) Bugfix: while the build configuration on Linux the 
+       --with-poll_module parameter was required; the bug had appeared in 
+       0.1.8.
+
+
+Changes with nginx 0.1.8                                         20 Nov 2004
+
+    *) Bugfix: in the ngx_http_autoindex_module if the long file names were 
+       in the listing.
+
+    *) Feature: the "^~" modifier in the location directive.
+
+    *) Feature: the proxy_max_temp_file_size directive.
+
+
+Changes with nginx 0.1.7                                         12 Nov 2004
+
+    *) Bugfix: on FreeBSD the segmentation fault may occur if the size of 
+       the transferred file was changed; the bug had appeared in 0.1.5.
+
+
+Changes with nginx 0.1.6                                         11 Nov 2004
+
+    *) Bugfix: some location directive combinations with the regular 
+       expressions caused the wrong configuration choose.
+
+
+Changes with nginx 0.1.5                                         11 Nov 2004
+
+    *) Bugfix: on Solaris and Linux there may be too many "recvmsg() 
+       returned not enough data" alerts.
+
+    *) Bugfix: there were the "writev() failed (22: Invalid argument)" 
+       errors on Solaris in proxy mode without sendfile. On other platforms 
+       that do not support sendfile at all the process got caught in an 
+       endless loop.
+
+    *) Bugfix: segmentation fault on Solaris in proxy mode and using 
+       sendfile.
+
+    *) Bugfix: segmentation fault on Solaris.
+
+    *) Bugfix: on-line upgrade did not work on Linux.
+
+    *) Bugfix: the ngx_http_autoindex_module module did not escape the 
+       spaces, the quotes, and the percent signs in the directory listing.
+
+    *) Change: the decrease of the copy operations.
+
+    *) Feature: the userid_p3p directive.
+
+
+Changes with nginx 0.1.4                                         26 Oct 2004
+
+    *) Bugfix: in the ngx_http_autoindex_module.
+
+
+Changes with nginx 0.1.3                                         25 Oct 2004
+
+    *) Feature: the ngx_http_autoindex_module and the autoindex directive.
+
+    *) Feature: the proxy_set_x_url directive.
+
+    *) Bugfix: proxy module may get caught in an endless loop when sendfile 
+       is not used.
+
+
+Changes with nginx 0.1.2                                         21 Oct 2004
+
+    *) Feature: the --user=USER, --group=GROUP, and --with-ld-opt=OPTIONS 
+       options in configure.
+
+    *) Feature: the server_name directive supports *.domain.tld.
+
+    *) Bugfix: the portability improvements.
+
+    *) Bugfix: if configuration file was set in command line, the 
+       reconfiguration was impossible; the bug had appeared in 0.1.1.
+
+    *) Bugfix: proxy module may get caught in an endless loop when sendfile 
+       is not used.
+
+    *) Bugfix: with sendfile the response was not recoded according to the 
+       charset module directives; the bug had appeared in 0.1.1.
+
+    *) Bugfix: very seldom bug in the kqueue processing.
+
+    *) Bugfix: the gzip module compressed the proxied responses that was 
+       already compressed.
+
+
+Changes with nginx 0.1.1                                         11 Oct 2004
+
+    *) Feature: the gzip_types directive.
+
+    *) Feature: the tcp_nodelay directive.
+
+    *) Feature: the send_lowat directive is working not only on OSes that 
+       support kqueue NOTE_LOWAT, but also on OSes that support SO_SNDLOWAT.
+
+    *) Feature: the setproctitle() emulation for Linux and Solaris.
+
+    *) Bugfix: the "Location" header rewrite bug fixed while the proxying.
+
+    *) Bugfix: the ngx_http_chunked_module module may get caught in an 
+       endless loop.
+
+    *) Bugfix: the /dev/poll module bugs fixed.
+
+    *) Bugfix: the responses were corrupted when the temporary files were 
+       used while the proxying.
+
+    *) Bugfix: the unescaped requests were passed to the backend.
+
+    *) Bugfix: while the build configuration on Linux 2.4 the 
+       --with-poll_module parameter was required.
+
+
+Changes with nginx 0.1.0                                         04 Oct 2004
+
+    *) The first public version.
+