diff --git a/Source/Unity3D/UnityProject/Assets/.DS_Store b/Source/Unity3D/UnityProject/Assets/.DS_Store
deleted file mode 100644
index 23129791..00000000
Binary files a/Source/Unity3D/UnityProject/Assets/.DS_Store and /dev/null differ
diff --git a/Source/Unity3D/UnityProject/Assets/Plugins/LuaScriptCore/LuaManagedValue.cs b/Source/Unity3D/UnityProject/Assets/Plugins/LuaScriptCore/LuaManagedValue.cs
new file mode 100644
index 00000000..865e7af2
--- /dev/null
+++ b/Source/Unity3D/UnityProject/Assets/Plugins/LuaScriptCore/LuaManagedValue.cs
@@ -0,0 +1,27 @@
+using System;
+
+namespace cn.vimfung.luascriptcore
+{
+	public class LuaManagedValue : LuaBaseObject
+	{
+		private LuaValue _source;
+		private LuaContext _context;
+
+		public LuaManagedValue (LuaValue value, LuaContext context)
+		{
+			_source = value;
+			_context = context;
+
+			_context.retainValue (_source);
+		}
+
+		~LuaManagedValue ()
+		{
+			if (_context != null && _source != null)
+			{
+				_context.releaseValue (_source);
+			}
+		}
+	}
+}
+
diff --git a/Source/Unity3D/UnityProject/Assets/Plugins/LuaScriptCore/LuaManagedValue.cs.meta b/Source/Unity3D/UnityProject/Assets/Plugins/LuaScriptCore/LuaManagedValue.cs.meta
new file mode 100644
index 00000000..1bbe25b3
--- /dev/null
+++ b/Source/Unity3D/UnityProject/Assets/Plugins/LuaScriptCore/LuaManagedValue.cs.meta
@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: be9d5269696fb4a62be0c470b5bf261c
+timeCreated: 1495616278
+licenseType: Pro
+MonoImporter:
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: