fix(serialization): Fixed an issue with serializing non nullable values

Author: TwoTenPvP

MLAPI/Data/TypeExtensions.cs

@@ -15,13 +15,6 @@ internal static bool HasInterface(this Type type, Type interfaceType)
             return false;
         }
 
-        internal static bool IsNullable<T>(this T obj)
-        {
-            if (obj == null) return true;
-            
-            return typeof(T).IsNullable();
-        }
-
         internal static bool IsNullable(this Type type)
         {
             if (!type.IsValueType) return true; // ref-type

MLAPI/NetworkingManagerComponents/Binary/BitWriter.cs

@@ -46,7 +46,7 @@ public void SetStream(Stream stream)
         /// <param name="value">The object to write</param>
         public void WriteObjectPacked(object value)
         {
-            if (value.IsNullable())
+            if (value == null || value.GetType().IsNullable())
             {
                 WriteBool(value == null);