Make item loading timeout configurable

src/main/java/codechicken/nei/ItemList.java

@@ -185,13 +185,13 @@ public class ItemList
         @SuppressWarnings("unchecked")
         public void execute() {
             // System.out.println("Executing NEI Item Loading");
-            ThreadOperationTimer timer = getTimer(500);
+            ThreadOperationTimer timer = getTimer(NEIClientConfig.getItemLoadingTimeout());
 
             LinkedList<ItemStack> items = new LinkedList<>();
             LinkedList<ItemStack> permutations = new LinkedList<>();
             ListMultimap<Item, ItemStack> itemMap = ArrayListMultimap.create();
 
-            timer.setLimit(500);
+            timer.setLimit(NEIClientConfig.getItemLoadingTimeout());
             for (Item item : (Iterable<Item>) Item.itemRegistry) {
                 if (interrupted()) return;
 

src/main/java/codechicken/nei/NEIClientConfig.java

@@ -168,6 +168,8 @@ public class NEIClientConfig {
                 return isMouseScrollTransferEnabled();
             }
         });
+        
+        tag.getTag("itemLoadingTimeout").getIntValue(500);
 
         tag.getTag("command.creative").setDefaultValue("/gamemode {0} {1}");
         API.addOption(new OptionTextField("command.creative"));
@@ -446,6 +448,10 @@ public class NEIClientConfig {
         int i = getIntSetting("inventory.itemIDs");
         return i == 2 || (i == 1 && isEnabled() && !isHidden());
     }
+    
+    public static int getItemLoadingTimeout() {
+        return getIntSetting("itemLoadingTimeout");
+    }
 
     public static void toggleBooleanSetting(String setting) {
         ConfigTag tag = getSetting(setting);