Improve scores

GameBoard.gd

@@ -28,10 +28,10 @@ const RIGHT = RASTER_SIZE * 5
 
 const LINE_CLEAR_SCORES = [
 	0,
-	10,
-	25,
-	60,
-	100
+	10, # 1 line  -> basic 10 points
+	30, # 2 lines -> 10 points bonus
+	50, # 3 lines -> 20 points bonus
+	90  # 4 lines -> 50 points bonus
 ]