Fixes 'Camera Bug' item and makes it a viable tool.

Camera bug acts as a mini-camera computer with access to all bugged cameras.

Adjusts camera checks to determine who is looking through them; instead of checking their machine, it now checks the client eye.

Adds camera bug to the uplink list with a cost of 2TC.
Splits the camera bug into several different prototypes:
* Vanilla - Sees its own bugs only
* Universal - Sees all bugs
* Networked - Sees all cameras
* Sabotage - Sacrifices a bug to EMP a camera
* Tracker - Lets you monitor who is near a camera and what camera a person is near.  Some limitations.