Removed NioTSO client and server

- NioTSO client isn't needed because we're using RayLib
- Added FreeSO's API server to handle most backend operations

server/FSO.Server.Protocol/Voltron/DataService/clsid.cs

@@ -0,0 +1,12 @@
+namespace FSO.Server.Protocol.Voltron.DataService
+{
+    [System.AttributeUsage(System.AttributeTargets.Class)]
+    public class clsid : System.Attribute
+    {
+        public uint Value;
+
+        public clsid(uint value) {
+            this.Value = value;
+        }
+    }
+}