Make sectors not show up above darkness

Unless known = TRUE of course

code/modules/overmap/bluespace_rift_vr.dm

@@ -5,7 +5,7 @@
 	icon_state = "portal"
 	color = "#2288FF"
 
-	known = 0			//shows up on nav computers automatically
+	known = FALSE			//shows up on nav computers automatically
 	scannable = TRUE       //if set to TRUE will show up on ship sensors for detailed scans
 
 	var/obj/effect/overmap/bluespace_rift/partner

code/modules/overmap/events/overmap_event.dm

@@ -8,7 +8,8 @@
 	name = "event"
 	icon = 'icons/obj/overmap.dmi'
 	icon_state = "event"
-	opacity = 1	
+	opacity = 1
+	known = FALSE
 	var/list/events							// List of event datum paths
 	var/list/event_icon_states				// Randomly picked from
 	var/difficulty = EVENT_LEVEL_MODERATE

code/modules/overmap/ships/ship.dm

@@ -16,6 +16,7 @@
 	dir = NORTH
 	icon_state = "ship"
 	appearance_flags = TILE_BOUND|KEEP_TOGETHER|LONG_GLIDE //VOREStation Edit
+	light_power = 4
 	var/moving_state = "ship_moving"
 
 	var/vessel_mass = 10000             //tonnes, arbitrary number, affects acceleration provided by engines

code/modules/overmap/spacetravel.dm

@@ -2,7 +2,7 @@
 /obj/effect/overmap/visitable/sector/temporary
 	name = "Deep Space"
 	invisibility = 101
-	known = 0
+	known = FALSE
 	in_space = TRUE
 
 /obj/effect/overmap/visitable/sector/temporary/New(var/nx, var/ny)