Feature/template with data ui

This leaks sockets. Use this - (note also keywordization of json)
``` clojure
(defn status-from-objects [store s3-key]
    (with-open [in (s3/get-object-by-metadata (:s3 store) (:key s3-key))]
        (get (json/parse-string (slurp in) keyword) :status))
```