refactor: rearrange and add solution for 4-series

src/PepperDash.Essentials.Core/Crestron IO/Cards/C3Io16Controller.cs

@@ -0,0 +1,29 @@
+using Crestron.SimplSharpPro;
+using Crestron.SimplSharpPro.ThreeSeriesCards;
+
+namespace PepperDash.Essentials.Core.CrestronIO.Cards
+{
+    public class C3Io16Controller:C3CardControllerBase,IIOPorts
+    {
+        private readonly C3io16 _card;
+
+        public C3Io16Controller(string key, string name, C3io16 hardware) : base(key, name, hardware)
+        {
+            _card = hardware;
+        }
+
+        #region Implementation of IIOPorts
+
+        public CrestronCollection<Versiport> VersiPorts
+        {
+            get { return _card.VersiPorts; }
+        }
+
+        public int NumberOfVersiPorts
+        {
+            get { return _card.NumberOfVersiPorts; }
+        }
+
+        #endregion
+    }
+}