PCUs and SR Connected Computers (#4040)

* PCU and Connected Consoles

* Clean this up

code/modules/modular_computers/computers/modular_computer/hardware.dm

@@ -1,53 +1,53 @@
-// Attempts to install the hardware into apropriate slot.
-/obj/item/modular_computer/proc/try_install_component(var/mob/living/user, var/obj/item/computer_hardware/H, var/found = 0)
+/// Attempts to install the hardware into apropriate slot.
+/obj/item/modular_computer/proc/try_install_component(mob/living/user, obj/item/computer_hardware/H, found = FALSE)
 	// "USB" flash drive.
 	if(istype(H, /obj/item/computer_hardware/hard_drive/portable))
 		if(portable_drive)
 			to_chat(user, "This computer's portable drive slot is already occupied by \the [portable_drive].")
 			return
-		found = 1
+		found = TRUE
 		portable_drive = H
 	else if(istype(H, /obj/item/computer_hardware/hard_drive))
 		if(hard_drive)
 			to_chat(user, "This computer's hard drive slot is already occupied by \the [hard_drive].")
 			return
-		found = 1
+		found = TRUE
 		hard_drive = H
 	else if(istype(H, /obj/item/computer_hardware/network_card))
 		if(network_card)
 			to_chat(user, "This computer's network card slot is already occupied by \the [network_card].")
 			return
-		found = 1
+		found = TRUE
 		network_card = H
 	else if(istype(H, /obj/item/computer_hardware/nano_printer))
 		if(nano_printer)
 			to_chat(user, "This computer's nano printer slot is already occupied by \the [nano_printer].")
 			return
-		found = 1
+		found = TRUE
 		nano_printer = H
 	else if(istype(H, /obj/item/computer_hardware/card_slot))
 		if(card_slot)
 			to_chat(user, "This computer's card slot is already occupied by \the [card_slot].")
 			return
-		found = 1
+		found = TRUE
 		card_slot = H
 	else if(istype(H, /obj/item/computer_hardware/battery_module))
 		if(battery_module)
 			to_chat(user, "This computer's battery slot is already occupied by \the [battery_module].")
 			return
-		found = 1
+		found = TRUE
 		battery_module = H
 	else if(istype(H, /obj/item/computer_hardware/processor_unit))
 		if(processor_unit)
 			to_chat(user, "This computer's processor slot is already occupied by \the [processor_unit].")
 			return
-		found = 1
+		found = TRUE
 		processor_unit = H
 	else if(istype(H, /obj/item/computer_hardware/tesla_link))
 		if(tesla_link)
 			to_chat(user, "This computer's tesla link slot is already occupied by \the [tesla_link].")
 			return
-		found = 1
+		found = TRUE
 		tesla_link = H
 	if(found)
 		to_chat(user, "You install \the [H] into \the [src]")
@@ -56,34 +56,34 @@
 		H.forceMove(src)
 		update_verbs()
 
-// Uninstalls component. Found and Critical vars may be passed by parent types, if they have additional hardware.
-/obj/item/modular_computer/proc/uninstall_component(var/mob/living/user, var/obj/item/computer_hardware/H, var/found = 0, var/critical = 0)
+/// Uninstalls component. Found and Critical vars may be passed by parent types, if they have additional hardware.
+/obj/item/modular_computer/proc/uninstall_component(mob/living/user, obj/item/computer_hardware/H, found = FALSE, critical = FALSE)
 	if(portable_drive == H)
 		portable_drive = null
-		found = 1
+		found = TRUE
 	if(hard_drive == H)
 		hard_drive = null
-		found = 1
-		critical = 1
+		found = TRUE
+		critical = TRUE
 	if(network_card == H)
 		network_card = null
-		found = 1
+		found = TRUE
 	if(nano_printer == H)
 		nano_printer = null
-		found = 1
+		found = TRUE
 	if(card_slot == H)
 		card_slot = null
-		found = 1
+		found = TRUE
 	if(battery_module == H)
 		battery_module = null
-		found = 1
+		found = TRUE
 	if(processor_unit == H)
 		processor_unit = null
-		found = 1
-		critical = 1
+		found = TRUE
+		critical = TRUE
 	if(tesla_link == H)
 		tesla_link = null
-		found = 1
+		found = TRUE
 	if(found)
 		if(user)
 			to_chat(user, "You remove \the [H] from \the [src].")
@@ -92,13 +92,13 @@
 		update_verbs()
 	if(critical && enabled)
 		if(user)
-			to_chat(user, "<span class='danger'>\The [src]'s screen freezes for few seconds and then displays an \"HARDWARE ERROR: Critical component disconnected. Please verify component connection and reboot the device. If the problem persists contact technical support for assistance.\" warning.</span>")
+			to_chat(user, SPAN_DANGER("\The [src]'s screen freezes for few seconds and then displays an \"HARDWARE ERROR: Critical component disconnected. Please verify component connection and reboot the device. If the problem persists contact technical support for assistance.\" warning."))
 		shutdown_computer()
 		update_icon()
 
 
-// Checks all hardware pieces to determine if name matches, if yes, returns the hardware piece, otherwise returns null
-/obj/item/modular_computer/proc/find_hardware_by_name(var/name)
+/// Checks all hardware pieces to determine if name matches, if yes, returns the hardware piece, otherwise returns null.
+/obj/item/modular_computer/proc/find_hardware_by_name(name)
 	if(portable_drive && (portable_drive.name == name))
 		return portable_drive
 	if(hard_drive && (hard_drive.name == name))
@@ -117,7 +117,7 @@
 		return tesla_link
 	return null
 
-// Returns list of all components
+/// Returns list of all components.
 /obj/item/modular_computer/proc/get_all_components()
 	var/list/all_components = list()
 	if(hard_drive)