官方发布日志：

Quote2017-04-12
nginx-1.12.0 stable version has been released, incorporating new features and bug fixes from the 1.11.x mainline branch - including variables support and other improvements in the stream module, HTTP/2 fixes, support for multiple SSL certificates of different types, improved dynamic modules support, and more.

2017-04-04
nginx-1.11.13 mainline version has been released.

主要是BUG修复和优化，具体可查看：
http://nginx.org/en/CHANGES-1.12

如需升级，请进入【软件管家】-【可用更新】中进行在线升级。