Don't gripe about VFX erasing each other; that's a feature

js/game.js

@@ -157,7 +157,9 @@ export class Cell extends Array {
     _add(tile) {
         let index = tile.type.layer;
         if (this[index]) {
+            if (index !== LAYERS.vfx) {
                 console.error("ATTEMPTING TO ADD", tile, "TO CELL", this, "WHICH ERASES EXISTING TILE", this[index]);
+            }
             this[index].cell = null;
         }
         this[index] = tile;

js/main.js

@@ -2683,7 +2683,6 @@ class PackTestDialog extends DialogOverlay {
 
             try {
                 stored_level = pack.load_level(i);
-                console.log(i + 1, stored_level.title);
                 if (! stored_level.has_replay) {
                     record_result('no-replay', "No replay");
                     continue;