Nginx 主线版 1.15.0 已发布，该版本增加了一项新特性，两项更改，以及一些错误的修复。
Change: the "ssl" directive is deprecated; the "ssl" parameter of the "listen" directive should be used instead.
Change: now nginx detects missing SSL certificates during configuration testing when using the "ssl" parameter of the "listen" directive.
Feature: now the stream module can handle multiple incoming UDP datagrams from a client within a single session.
Bugfix: it was possible to specify an incorrect response code in the "proxy_cache_valid" directive.
Bugfix: nginx could not be built by gcc 8.1.
Bugfix: logging to syslog stopped on local IP address changes.
Bugfix: nginx could not be built by clang with CUDA SDK installed; the bug had appeared in 1.13.8.
Bugfix: "getsockopt(TCP_FASTOPEN) ... failed" messages might appear in logs during binary upgrade when using unix domain listen sockets on FreeBSD.
Bugfix: nginx could not be built on Fedora 28 Linux.
Bugfix: request processing rate might exceed configured rate when using the "limit_req" directive.
Bugfix: in handling of client addresses when using unix domain listen sockets to work with datagrams on Linux.
Bugfix: in memory allocation error handling.
下载地址：http://nginx.org/en/download.html
更新说明：http://nginx.org/en/CHANGES