Bug fixes, /tg/ telescience port

Changes:
1) Medibots now work
2) Fixes ninja night vision.
3) Revived IPC's are no longer deaf.
4) Turrets now make sounds.
5) Xray beams now pass through all objects.
6) Tasers now spark when they hit objects.
7) Intercoms now have a hearing range of 5.
8) Ports /tg/'s telescience.