ResourcePackImporter - Add WIP support foe java ui import

PckStudio.Core/Extensions/ListenerExtensions.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PckStudio.Core.Extensions
+{
+    public static class DebugEx
+    {
+        public static void WriteLine<T>(IEnumerable<T> values)
+        {
+            foreach (T value in values)
+                Debug.WriteLine(value);
+        }
+    }
+}