CODING.md: Fixed wrong definition for close button.

CODING.md

@@ -113,7 +113,7 @@ Close Button
     * Save & Close: 
       * Client submits form to server.
       * Success: Process server response 'redirect':
-        * 'client': Client stays on current page.
+        * 'client': Client shows previous page.
         * 'no': No redirect.
         * 'url': Redirect to URL
       * Failure: Happens on communication errors, if data validation fails, form actions fails or saving data fails.