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/IVoltronPacket.cs

@@ -0,0 +1,14 @@
+using FSO.Common.Serialization;
+
+namespace FSO.Server.Protocol.Voltron
+{
+    public interface IVoltronPacket : IoBufferDeserializable, IoBufferSerializable
+    {
+        /**
+	     * Get packet type
+	     * 
+	     * @return
+	     */
+        VoltronPacketType GetPacketType();
+    }
+}