nanotrasen to gato

Replaced most instances of Nanotrasen mentions into GATO, though I've kept some that have more sense to be kept as Nanotrasen (like nanotrasen marked stuff and such)

code/game/objects/items/implants/implant_exile.dm

@@ -8,7 +8,7 @@
 
 /obj/item/implant/exile/get_data()
 	var/dat = {"<b>Implant Specifications:</b><BR>
-				<b>Name:</b> Nanotrasen Employee Exile Implant<BR>
+				<b>Name:</b> GATO Employee Exile Implant<BR>
 				<b>Implant Details:</b> The onboard gateway system has been modified to reject entry by individuals containing this implant<BR>"}
 	return dat
 

code/game/objects/items/implants/implant_mindshield.dm

@@ -5,7 +5,7 @@
 
 /obj/item/implant/mindshield/get_data()
 	var/dat = {"<b>Implant Specifications:</b><BR>
-				<b>Name:</b> Nanotrasen Employee Management Implant<BR>
+				<b>Name:</b> GATO Employee Management Implant<BR>
 				<b>Life:</b> Ten years.<BR>
 				<b>Important Notes:</b> Personnel injected with this device are much more resistant to brainwashing.<BR>
 				<HR>

code/game/objects/items/implants/implantchair.dm

@@ -173,7 +173,7 @@
 	auto_inject = FALSE
 	auto_replenish = FALSE
 	special = TRUE
-	var/objective = "Obey the law. Praise Nanotrasen."
+	var/objective = "Obey the law. Praise GATO."
 	var/custom = FALSE
 
 /obj/machinery/implantchair/brainwash/implant_action(mob/living/C,mob/user)