Various lighting fixes. (#94)

* Various lighting fixes.

* Removes debug things.

* I forgot to hit crtl+s

code/modules/lighting/lighting_area.dm

@@ -18,12 +18,12 @@
 	dynamic_lighting = new_dynamic_lighting
 
 	if (IS_DYNAMIC_LIGHTING(src))
-		for (var/turf/T in (area_contents()))
+		for (var/turf/T in area_contents(src))
 			if (IS_DYNAMIC_LIGHTING(T))
 				T.lighting_build_overlay()
 
 	else
-		for (var/turf/T in (area_contents()))
+		for (var/turf/T in area_contents(src))
 			if (T.lighting_overlay)
 				T.lighting_clear_overlay()
 

code/modules/lighting/lighting_atom.dm

@@ -97,8 +97,6 @@
 			T.reconsider_lights()
 
 
-// This code makes the light be queued for update when it is moved.
-// Entered() should handle it, however Exited() can do it if it is being moved to nullspace (as there would be no Entered() call in that situation).
 /atom/movable/Moved(atom/OldLoc, Dir) //Implemented here because forceMove() doesn't call Move()
 	. = ..()
 	for (var/datum/light_source/L in src.light_sources) // Cycle through the light sources on this atom and tell them to update.

code/modules/lighting/lighting_overlay.dm

@@ -33,20 +33,21 @@
 	update_overlay()
 
 /atom/movable/lighting_overlay/Destroy(var/force)
-	global.all_lighting_overlays        -= src
-	global.lighting_update_overlays     -= src
-	global.lighting_update_overlays_old -= src
-
-	var/turf/T   = loc
-	if (istype(T))
-		T.lighting_overlay = null
-		T.luminosity = 1
-
 	if (force)
+		global.all_lighting_overlays        -= src
+		global.lighting_update_overlays     -= src
+		global.lighting_update_overlays_old -= src
+
+		var/turf/T   = loc
+		if (istype(T))
+			T.lighting_overlay = null
+			T.luminosity = 1
+
 		..()
 		return QDEL_HINT_PUTINPOOL
 
 	else
+		// Fuck you!
 		return QDEL_HINT_LETMELIVE
 
 /atom/movable/lighting_overlay/proc/update_overlay()
@@ -110,3 +111,7 @@
 	color = LIGHTING_BASE_MATRIX
 
 	..("color")
+
+// Nope nope nope!
+/atom/movable/lighting_overlay/onShuttleMove(turf/T1, rotation)
+	return FALSE

code/modules/lighting/lighting_source.dm

@@ -64,9 +64,11 @@
 	if (source_atom)
 		if (source_atom.light == src)
 			source_atom.light = null
-		source_atom.light_sources -= src
 
-	if (top_atom)
+		if (source_atom.light_sources)
+			source_atom.light_sources -= src
+
+	if (top_atom && top_atom.light_sources)
 		top_atom.light_sources    -= src
 
 // Fuck supporting force.