Minor cleanup
1) Undo typos in sasl.inc. 2) Remove unused code from CSS. 3) Correct typos in some comments. 4) Convert short_open_tag to full tags. 5) Make 'else' block look like the others.
Update sasl classes to last version and remove all style customizations - http://www.phpclasses.org/package/1888-PHP-Single-API-for-standard-authentication-mechanisms.html
Move main pfSense content to src/