Update PS reference, dev link, remove IO EVent, add token refresh before mix data.

BodyshopUploader/Utils/PPGMixData.cs

@@ -140,6 +140,8 @@ v_paint_codes
                 
 
                 RestRequest request = new RestRequest("/mixdata/upload",Method.Post);
+                //Check whether to update the token first. 
+                await Utils.Auth.Refresh();
                 request.AddHeader("Authorization", "Bearer " + Utils.Auth.authlink.FirebaseToken);
                 request.AddFile("file", Path.Combine(Properties.Settings.Default.PaintScaleImportPath, fileName));