moved nginx to 1.9.12

Dockerfile

@@ -1,4 +1,4 @@
-FROM nginx:1.9.9
+FROM nginx:1.9.12
 MAINTAINER Jason Wilder mail@jasonwilder.com
 
 # Install wget and install/updates certificates

README.md

@@ -1,4 +1,4 @@
-![nginx 1.9.6](https://img.shields.io/badge/nginx-1.9.6-brightgreen.svg) ![License MIT](https://img.shields.io/badge/license-MIT-blue.svg) [![Build](https://circleci.com/gh/jwilder/nginx-proxy.svg?&style=shield&circle-token=2da3ee844076a47371bd45da81cf27409ca7306a)](https://circleci.com/gh/jwilder/nginx-proxy)
+![nginx 1.9.12](https://img.shields.io/badge/nginx-1.9.12-brightgreen.svg) ![License MIT](https://img.shields.io/badge/license-MIT-blue.svg) [![Build](https://circleci.com/gh/jwilder/nginx-proxy.svg?&style=shield&circle-token=2da3ee844076a47371bd45da81cf27409ca7306a)](https://circleci.com/gh/jwilder/nginx-proxy)
 
 nginx-proxy sets up a container running nginx and [docker-gen][1].  docker-gen generates reverse proxy configs for nginx and reloads nginx when containers are started and stopped.
 
@@ -232,4 +232,3 @@ Before submitting pull requests or issues, please check github to make sure an e
 To run tests, you'll need to install [bats 0.4.0](https://github.com/sstephenson/bats).
 
     make test
-