Port tg/paradise/good soft-edge lighting

Ports https://github.com/ParadiseSS13/Paradise/pull/6161
Its merged in nearly verbatim as far as the lighting module goes.
Changes outside the lighting module are merged based on our codebase.

code/modules/mining/mine_turfs.dm

@@ -82,6 +82,7 @@ var/list/mining_overlay_cache = list()
 /turf/simulated/mineral/proc/update_general()
 	update_icon(1)
 	if(ticker && ticker.current_state == GAME_STATE_PLAYING)
+		// TODO - Look into this
 		reconsider_lights()
 		if(air_master)
 			air_master.mark_for_update(src)