T157 POST request works. Need sleep time before GET

src/main/resources/static/js/datatransfer.js

@@ -1,10 +1,6 @@
+//TODO: Add sleep after PUT,POST,DELETE request. Data might not be processed before GET request
 //TODO: Add button to add new header
-//TODO: Add PUT request to Save button
-//TODO: Add POST request to new message button
-//TODO: Add cookie check when getting the data in getData()
-//TODO: Add cookie update after receiving data
 //TODO: Update cookie when displayed message is changed
-//TODO: Add getData() recall after PUT, POST or DELETE
 //TODO: Add delete buttons for headers
 //TODO: Add delete buttons for messages
 var clientUUID;