Adicionado campo extra

git-svn-id: https://plugins.svn.wordpress.org/pr-graumailing/trunk@858446 b8457f37-d9ea-0310-8a92-e5e31aec5664
Corrigido parâmetro para ajax

git-svn-id: https://plugins.svn.wordpress.org/pr-graumailing/trunk@859388 b8457f37-d9ea-0310-8a92-e5e31aec5664