upgrade to nginx 1.12.2
upgrade to nginx 1.12.2

Latest nginx stable. v1.12.1 addressed
[CVE-2017-7529](http://mailman.nginx.org/pipermail/nginx-announce/2017/000200.html)

Signed-off-by: Robb Kidd <a629c362624370ec351e141df0bd1d27621ff790@thekidds.org>

be-plans/be,be-plans/be,be-plans/be,be-plans/be