Uplink Update: Added datums for uplink items. This allows you to easily add items to the uplink in a maintainable manner.

* Added datums for uplink items. This allows you to easily add items to the uplink in a maintainable manner.
* This fixes the href exploit which allowed traitors to spawn any item they wish, using href spoofing.
* Made the uplink interface still show unbuyable items, but grayed out.
* After unlocking your PDA, it will return to the main menu; this will help stop metagamers.
* Your password will be trimmed, meaning that entering "213 Alpha " will be correct and won't set it as your ringtone.
* Replaced all the old uplink code, which is useless now.
* Changed all the feedback procs to instead use the uplink datum's name. This is important if you are keeping track of stats.
* Moved the bundle uplink item to the "Badass" category.