Add CORS headers for output directory (#163)

We need these to be able to read the response from the client using xhr

Author: hdgarrood

deploy/nginx.conf

@@ -79,6 +79,7 @@ server {
     # Serve JS files from the output directory. We use a regular expression
     # match to ensure that we only serve JS files.
     location ~ ^/output/(.+\.js)$ {
+      add_header Access-Control-Allow-Origin *;
       alias /var/www/trypurescript/staging/.psci_modules/node_modules/$1;
     }
 }