Added:

logout.php => script to logout user and clean up login data
login_form.inc.php => form displayed for login in
login.inc.php => login script that performs username and password validation
forgot_password.php => script to run if user forgot password
change_password.php => script allowing user to change password\
HTML5test.html => simple HTML5 test file to check HTML5 is working

Modified:

Footer.html => Changed webmaster name to "Thierry"
config.inc.php => Added "http://" to "BASE_URL" and fixed some typographical errors
header.html => remove condition testing is user is logged in. Login is not necessary for displaying links to different pages
index.php: removed testing setting up user to be 'admin"