Add bestiary handler

TShockAPI/Handlers/NetModules/BestiaryHandler.cs

@@ -0,0 +1,28 @@
+using System.IO;
+
+namespace TShockAPI.Handlers.NetModules
+{
+	/// <summary>
+	/// Rejects client->server bestiary net modules as the client should never send this to the server
+	/// </summary>
+	internal class BestiaryHandler : INetModuleHandler
+	{
+		/// <summary>
+		/// No deserialization needed. This should never be received by the server
+		/// </summary>
+		/// <param name="data"></param>
+		public void Deserialize(MemoryStream data)
+		{
+		}
+
+		/// <summary>
+		/// This should never be received by the server
+		/// </summary>
+		/// <param name="player"></param>
+		/// <param name="rejectPacket"></param>
+		public void HandlePacket(TSPlayer player, out bool rejectPacket)
+		{
+			rejectPacket = true;
+		}
+	}
+}