Update PDBC & Mysql class
Introduced Mysqli class
Update index, config & Main class.
Rename User.class.php to Session.class.php
Update \lib\core\* comparison operators
Generalized the Session class.

The session class can now be used as a session based hashmap.
Slash ( / ) is now a valid token character
Update admin module (fix #41)
PHP 5.3 support ($_SERVER['REQUEST_TIME_FLOAT'])
Fix: ORDER BY `id`ASC
Resolved conflict in mysql implementation
Update install
Include admin website files
Merge remote-tracking branch 'upstream/develop' into develop
Added functionality to the URL class for easily constructing URLS with get parameters