Added some Zone features

Cloudflare/Enums/SortDirection.cs

@@ -0,0 +1,24 @@
+using System.Runtime.Serialization;
+using Newtonsoft.Json.Converters;
+
+namespace AMWD.Net.Api.Cloudflare
+{
+	/// <summary>
+	/// The direction to sort the entity.
+	/// </summary>
+	[JsonConverter(typeof(StringEnumConverter))]
+	public enum SortDirection
+	{
+		/// <summary>
+		/// Sort in ascending order.
+		/// </summary>
+		[EnumMember(Value = "asc")]
+		Ascending = 1,
+
+		/// <summary>
+		/// Sort in descending order.
+		/// </summary>
+		[EnumMember(Value = "desc")]
+		Descending = 2
+	}
+}