Some improvements

AssetStudio/EndianType.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AssetStudio
+{
+    public enum EndianType
+    {
+        LittleEndian,
+        BigEndian
+    }
+}