gui prototype: display json data in a nicely formatted way

dream/platform/static/src/dream_launcher.js

@@ -65,7 +65,7 @@
       // once the data is read, we can subscribe to every changes
       $.subscribe("Dream.Gui.onDataChange", function(event, data) {
         console.log("onDataChange, data", data);
-        $("#json_output")[0].value = JSON.stringify(data);
+        $("#json_output")[0].value = JSON.stringify(data, undefined, " ");
         jio.put({_id: "dream_demo", data: data}, function(err, response) {
           console.log("jio put:", response);}
         );