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.Database/DA/MySqlContext.cs

@@ -0,0 +1,46 @@
+using MySql.Data.MySqlClient;
+using System;
+using System.Data;
+using System.Data.Common;
+
+namespace FSO.Server.Database.DA
+{
+    public class MySqlContext : ISqlContext, IDisposable
+    {
+        private readonly string _connectionString;
+        private DbConnection _connection;
+
+        public MySqlContext(string connectionString)
+        {
+            this._connectionString = connectionString;
+        }
+
+        public DbConnection Connection
+        {
+            get
+            {
+                if (_connection == null)
+                    _connection = new MySqlConnection(_connectionString);
+
+                if (_connection.State != ConnectionState.Open)
+                    _connection.Open();
+
+                return _connection;
+            }
+        }
+
+        public void Dispose()
+        {
+            if (_connection != null)
+            {
+                _connection.Dispose();
+                _connection = null;
+            }
+        }
+
+        public void Flush()
+        {
+            Dispose();
+        }
+    }
+}