Patch to Alert Invalid Addresses 0.3

Licencia del código fuente

MPL 1.1/GPL 2.0/LGPL 2.1

This software is licensed under the triple license of MPL 1.1/GPL 2.0/LGPL 2.1.
See also:
* http://www.mozilla.org/MPL/1.1/
* http://www.gnu.org/licenses/gpl-2.0.html 
* http://www.gnu.org/licenses/lgpl-2.1.html