Main Computer Upgrade

* Main Computer Upgrade: K9000 Mod "Mentat Chow" - holotape, allow purchasing the K9000 mod - Mentat chow from the Sink Central Intelligence Unit in Old World Blues.
* Main Computer Upgrade: K9000 Mod "Resla Roil" - holotape, allows purchasing the K9000 mod - Resla roil from the SCIU.
* Main Computer Upgrade: LAER Mod "Prismatic Lens" - holotape, allows purchasing the LAER mod - prismatic lens from the SCIU.
* Main Computer Upgrade: LAER Mod "Auxiliary Recharger Chip" - holotape, allows purchasing the LAER mod - auxiliary recharger chip from the SCIU.