Update README.md

Author: wooldridge

README.md

@@ -44,9 +44,9 @@ db.createCollection(
   {author: 'WG Sebald',     ...}
   )
 .result(function(response) {
-    console.log(JSON.stringify(response,null,2));
+    console.log(JSON.stringify(response, null, 2));
   }, function (error) {
-    console.log(JSON.stringify(error,null,2));
+    console.log(JSON.stringify(error, null, 2));
   });
 ```