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/Bans/SqlBans.cs

@@ -0,0 +1,51 @@
+using Dapper;
+using System.Linq;
+
+namespace FSO.Server.Database.DA.Bans
+{
+    public class SqlBans : AbstractSqlDA, IBans
+    {
+        public SqlBans(ISqlContext context) : base(context)
+        {
+        }
+
+        public DbBan GetByIP(string ip)
+        {
+            return Context.Connection.Query<DbBan>("SELECT * FROM fso_ip_ban WHERE ip_address = @ip", new { ip = ip }).FirstOrDefault();
+        }
+
+        /// <summary>
+        /// Finds a ban by MAC Address.
+        /// </summary>
+        /// <param name="client_id"></param>
+        /// <returns></returns>
+        public DbBan GetByClientId(string client_id)
+        {
+            return Context.Connection.Query<DbBan>("SELECT * FROM fso_ip_ban WHERE client_id = @client_id", new { client_id = client_id }).FirstOrDefault();
+        }
+
+        public void Add(string ip, uint userid, string reason, int enddate, string client_id)
+        {
+            Context.Connection.Execute(
+                "REPLACE INTO fso_ip_ban (user_id, ip_address, banreason, end_date, client_id) " +
+                "VALUES (@user_id, @ip_address, @banreason, @end_date, @client_id)",
+                new
+                {
+                    user_id = userid,
+                    ip_address = ip,
+                    banreason = reason,
+                    end_date = enddate
+                }
+            );
+        }
+
+        /// <summary>
+        /// Remove ban by user_id.
+        /// </summary>
+        /// <param name="ip"></param>
+        public void Remove(uint user_id)
+        {
+            Context.Connection.Query("DELETE FROM fso_ip_ban WHERE user_id = @user_id", new { user_id = user_id });
+        }
+    }
+}