Remove useless stuff

Author: Intybyte

src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/electric/item_generators/CrystalGrower.java

@@ -17,10 +17,6 @@ public CrystalGrower(ItemGroup itemGroup, SlimefunItemStack item, RecipeType rec
     @Override
     protected void registerDefaultRecipes() {
         addRecipe(20, new ItemStack(Material.AMETHYST_SHARD), new ItemStack(Material.AMETHYST_SHARD));
-        //add these for testing
-        addRecipe(20, new ItemStack(Material.GLASS), new ItemStack(Material.GLASS));
-        addRecipe(20, new ItemStack(Material.GUNPOWDER), new ItemStack(Material.GUNPOWDER));
-        addRecipe(20, new ItemStack(Material.DIRT), new ItemStack(Material.DIRT));
     }
 
     @Override

src/main/java/me/mrCookieSlime/Slimefun/Objects/SlimefunItem/abstractItems/AItemGenerator.java

@@ -62,7 +62,6 @@ protected AItemGenerator(ItemGroup itemGroup, SlimefunItemStack item, RecipeType
 
         processor.setProgressBar(getProgressBar());
 
-        //createPreset(this, getInventoryTitle(), this::constructMenu);
         new BlockMenuPreset(this.getId(), getInventoryTitle()) {
 
             @Override
@@ -89,7 +88,7 @@ public void newInstance(BlockMenu menu, Block block) {
                         if (SlimefunUtils.isItemSimilar(recipes.get(i).getInput()[0], item, true, false)) {
                             found = (i + 1) % recipes.size();
                             menu.replaceExistingItem(slot, recipes.get(found).getInput()[0]);
-                            break;
+                            return false;
                         }
                     }