-Fixed null reference error when using JEnumerable created with default constructor

-Tests

Src/Newtonsoft.Json.TestConsole/Program.cs

@@ -0,0 +1,28 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Newtonsoft.Json.Tests;
+
+namespace Newtonsoft.Json.TestConsole
+{
+    public class Program
+    {
+        public static void Main(string[] args)
+        {
+            Console.WriteLine("Json.NET Test Console");
+            Console.ReadKey();
+            Console.WriteLine("Doing stuff...");
+
+            PerformanceTests t = new PerformanceTests();
+
+            //t.BenchmarkSerializeMethod(PerformanceTests.SerializeMethod.JsonNet, new { hello = "world" });
+            t.DeserializeLargeJson();
+
+            Console.WriteLine();
+            Console.WriteLine("Press any key to exit");
+            Console.ReadKey();
+        }
+    }
+}