feat(logs): Refactor logs for json_copy

core/lib/json_copy.js

@@ -1,12 +1,12 @@
 "use strict";
 
-const plutils = require('./utilities');
+const logger = require('./log');
 const json_copy = (data, callee) => {
   try {
     return JSON.parse(JSON.stringify(data));
   } catch (e) {
     //this is unlikely to be hit due to the passed in data already being loaded using JSON parsers
-    plutils.warning(`JSON provided by ${callee} is invalid and cannot be copied`);
+    logger.warning(`JSON provided by ${callee} is invalid and cannot be copied`);
     throw (e);
   }
 };