Add GitHub plugin updater, refactor game update hook to TorchBase instead of PluginManager, fix world config not applying

Torch.API/ServerState.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Torch.API
+{
+    public enum ServerState
+    {
+        Stopped,
+        Starting,
+        Running,
+        Error
+    }
+}