Fixed header.txt to have the new info, and added Surveys

Changed Lorem Ipsum filler text, and added Surveys "tab" to the header.
Fixed index file to send proper email.

Changed Comment: $email to Comment: $comment
Fixed title of uploads page to say AMCMS Robotics | Uploads

Before, it said AMCMS Robotics | Downloads
Added survey.php file

Has survey for shirt size.