Fixes #528 - vt7: Recent Foreign Key changes can't save a Product to a Quote.

Added hook to stop migration if non ported extension found

includes/main/WebUI.php

@@ -96,7 +96,7 @@ class Vtiger_WebUI extends Vtiger_EntryPoint {
// Better place this here as session get initiated
//skipping the csrf checking for the forgot(reset) password
-		if($request->get('mode') != 'reset' && $request->get('action') != 'Login')
+		if($request->get('mode') != 'reset' && $request->get('action') != 'Login' && $request->get('mode') != 'fromMig')
require_once 'libraries/csrf-magic/csrf-magic.php';
// TODO - Get rid of global variable $current_user