Last details before deployment to LIVE system

* added jquery lib (not used by now)
* added jquery code to List..html for manipulating the irfaq list output
without hacking the ext
* code refactoring in ext_localconf.php
* added a ts field to store the uid of the list view page
* little css changes
* changed the UlViewHelper so it can use the new TS settings
* build in a check if a GET param is given and how to handle it