Contact Form 8 with password

Hello, customized the plugin Contact Form 8 and would like to share with you.
This customization creates the Password field and Repassword.
Check this link the example running.

link to download the zipped file

I do not properly documented or edit the files, but if someone is interested to use it I am willing to help them.
my email is: ejrtristao@gmail.com
any questions let me know
Thanks

http://wordpress.org/extend/plugins/contact-form-8/