Changes with nginx 1.4.0 24 Apr 2013

*) Bugfix: nginx could not be built with the ngx_http_perl_module if the
--with-openssl option was used; the bug had appeared in 1.3.16.

*) Bugfix: in a request body handling in the ngx_http_perl美国服务器_module; the
bug had appeared in 1.3.9.