Added read support for Instance Attributes.

This isn't 100% finished yet. I intend to add some better API for reading specific attributes, as well as write support (of course!)

Utility/Formatting.cs

@@ -1,5 +1,7 @@
 using System;
+using System.IO;
 using System.Globalization;
+using System.Text;
 
 internal static class Formatting
 {
@@ -112,4 +114,15 @@ internal static class Formatting
     {
         return Math.Abs(a - b) < epsilon;
     }
+
+    public static string ReadString(this BinaryReader reader, bool useIntLength)
+    {
+        if (!useIntLength)
+            return reader.ReadString();
+
+        int len = reader.ReadInt32();
+        byte[] buffer = reader.ReadBytes(len);
+
+        return Encoding.UTF8.GetString(buffer);
+    }
 }