Add a bunch more allowed globals

Author: Travers McInerney

lib/zendesk_apps_support/validations/source.rb

@@ -16,7 +16,7 @@ module Source
         # predefined globals:
         :predef => %w(_ console services helpers alert window document self
                       JSON Base64 clearInterval clearTimeout setInterval setTimeout
-                      require module)
+                      require module exports top frames parent)
       }.freeze
 
       class <<self