ValidationTool's Feedback page need synchronize for the two site.

[v-weis]

ODataValidationTool V1.07 #Repro step:

1. Open this page in browser: "http://odatasampleservices.azurewebsites.net/validation/feedback.htm";
2. Open this page in another tab in browser: "http://services.odata.org/validation/feedback.htm";

Expect:

These feedback pages need sychronized, must be the same context.

Actual:

1. "http://services.odata.org/validation/feedback.htm" this page correctly shows current 9 comments.
2. "http://odatasampleservices.azurewebsites.net/validation/feedback.htm" This page shows ZERO comments, need sync with "http://services.odata.org/validation/feedback.htm".