Option to enable websockets for the noVNC console

.gitignore

@@ -1,13 +1,3 @@
 .vagrant
 .playbook
-/*.yml
-/*.yaml
-!backup.yml
-!moxie.yml
-!docker.yml
-!dockerbox.yml
-!hypervisor.yml
-!minecraft.yml
-!proxy.yml
-!unifi.yml
 /environments/

roles/proxy/templates/server-nginx.conf.j2

@@ -46,6 +46,12 @@ server {
     proxy_pass {{ item.proxy_pass }};
 {% if item.proxy_ssl_verify is defined and item.proxy_ssl_verify is false %}
     proxy_ssl_verify off;
+{% endif %}
+{% if item.websockets is defined and item.websockets %}
+    proxy_http_version 1.1;
+    proxy_set_header Connection $http_connection;
+    proxy_set_header Origin http://$host;
+    proxy_set_header Upgrade $http_upgrade;
 {% endif %}
   }
 }