Lighting fixes part 307 (#1896)

changes:

Fixes missing icon for powered off night-mode tubes.
Nerfs borg floodlight back to sanity.
Reduces the light power on red-alert level fire alarms a bit.

code/modules/mob/living/silicon/robot/robot.dm

@@ -22,7 +22,7 @@
 	var/custom_sprite = 0 //Due to all the sprites involved, a var for our custom borgs may be best
 	var/crisis //Admin-settable for combat module use.
 	var/crisis_override = 0
-	var/integrated_light_power = 6
+	var/integrated_light_power = 4
 	var/datum/wires/robot/wires
 
 //Icon stuff
@@ -423,7 +423,7 @@
 /mob/living/silicon/robot/proc/update_robot_light()
 	if(lights_on)
 		if(intenselight)
-			set_light(integrated_light_power * 2, integrated_light_power)
+			set_light(integrated_light_power * 2, 1)
 		else
 			set_light(integrated_light_power)
 	else

code/modules/power/lighting.dm

@@ -229,13 +229,13 @@
 	..()
 
 /obj/machinery/light/update_icon()
-
 	switch(status)		// set icon_states
 		if(LIGHT_OK)
-			if (supports_nightmode && nightmode)
-				icon_state = "[base_state][on]_night"
+			icon_state = "[base_state][on]"
+			if (supports_nightmode && nightmode && on)
+				color = "#d2d2d2"
 			else
-				icon_state = "[base_state][on]"
+				color = null
 
 		if(LIGHT_EMPTY)
 			icon_state = "[base_state]-empty"
@@ -246,7 +246,9 @@
 		if(LIGHT_BROKEN)
 			icon_state = "[base_state]-broken"
 			on = 0
-	return
+
+	if (!on)
+		color = null
 
 // update the icon_state and luminosity of the light depending on its state
 /obj/machinery/light/proc/update(var/trigger = 1)