Update opentracing module and release image to quay.io

images/nginx-slim/README.md

@@ -4,20 +4,22 @@ nginx 1.13.x base image using [ubuntu-slim](https://github.com/kubernetes/ingres
 nginx [engine x] is an HTTP and reverse proxy server, a mail proxy server, and a generic TCP proxy server.
 
 This custom nginx image contains:
+
 - [stream](http://nginx.org/en/docs/stream/ngx_stream_core_module.html) tcp support for upstreams
 - nginx stats [nginx-module-vts](https://github.com/vozlt/nginx-module-vts)
 - [Dynamic TLS record sizing](https://blog.cloudflare.com/optimizing-tls-over-tcp-to-reduce-latency/)
 
-
 **How to use this image:**
 This image does provides a default configuration file with no backend servers.
 
 *Using docker*
-```
-$ docker run -v /some/nginx.con:/etc/nginx/nginx.conf:ro gcr.io/google_containers/nginx-slim:0.27
+
+```console
+docker run -v /some/nginx.con:/etc/nginx/nginx.conf:ro quay.io/kubernetes-ingress-controller/nginx-slim:0.28
 ```
 
 *Creating a replication controller*
-```
-$ kubectl create -f ./rc.yaml
+
+```console
+kubectl create -f ./rc.yaml
 ```