Don't create random

src/main/kotlin/ru/dbotthepony/kstarbound/world/LightCalculator.kt

@@ -352,10 +352,10 @@ class LightCalculator(val parent: ICellAccess, val width: Int, val height: Int)
 			val clusterCount = threads.size.coerceAtMost(pointLights.size)
 			val clusters = ArrayList<TaskCluster>(clusterCount)
 			val startingPoints = IntArraySet()
-			val rand = Random(System.nanoTime())
+			// val rand = Random(System.nanoTime())
 
 			while (startingPoints.size < clusterCount) {
-				//startingPoints.add(rand.nextInt(0, pointLights.size))
+				// startingPoints.add(rand.nextInt(0, pointLights.size))
 				startingPoints.add(startingPoints.size)
 			}
 
@@ -399,7 +399,7 @@ class LightCalculator(val parent: ICellAccess, val width: Int, val height: Int)
 				// check their centres of mass, and probably
 				// merge clusters which are too close to each other,
 				// to avoid excess work
-				// if we merge something, re-run k-clusters algorithm
+				// if we merge something, re-run k-means algorithm
 				if (converged) {
 					for (cluster1 in clusters) {
 						for (cluster2 in clusters) {