Added default value to S3
Updated static_files.
Uncomment register menu item and added active class to Porto de Galinhas.
Added register page.
Added translated messages.
Added a button in favor of iframe

Signed-off-by: Fernando Rocha <fernandogrd@gmail.com>
Eventioz link and e-mail config

Signed-off-by: Fernando Rocha <fernandogrd@gmail.com>