Add bastion and certificate jails.

ansible/roles/jail_bastion/files/proxy.include

@@ -0,0 +1,7 @@
+proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+proxy_set_header Host $http_host;
+proxy_set_header X-Real-IP $remote_addr;
+proxy_set_header X-Forwarded-Proto $scheme;
+# Settings for keepalive module for upstreams
+proxy_http_version 1.1;
+proxy_set_header Connection "";