feat(nginx): add simple nginx chart

nginx/Chart.yaml

@@ -1,6 +1,6 @@
 name: nginx
 home: https://www.nginx.com
-version: 0.0.1
+version: 0.1.0
 description: Nginx http service
 maintainers:
   - Rimas Mocevicius <rimas@deis.com>

nginx/manifests/nginx-rc.yaml

@@ -1,13 +1,13 @@
 apiVersion: v1
 kind: ReplicationController
 metadata:
-  name: my-nginx
+  name: nginx
 spec:
-  replicas: 2
+  replicas: 1
   template:
     metadata:
       labels:
-        run: my-nginx
+        heritage: helm
     spec:
       containers:
       - name: nginxhttp