*) 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.

    *) 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->headers_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.

    *) 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.

    *) 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.

    *) Feature: the "upstream" directive.

    *) Change: now the "\" escape symbol in the "\"" and "\'" pairs in the
       SSI command is always removed.

    *) 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.

    *) 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.

    *) 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.

    *) Feature: the ngx_http_dav_module supports the MKCOL method.

    *) Feature: the "create_full_put_path" directive.

    *) Feature: the "$limit_rate" variable.

    *) 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.