feature: updated folder structure

- moved files into folders to match their current namespace
- did not update any namespaces to maintain backward compatibility

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

@@ -0,0 +1,32 @@
+using System.Collections.Generic;
+using PepperDash.Core;
+using PepperDash.Essentials.Core.Config;
+
+namespace PepperDash.Essentials.Core.CrestronIO.Cards
+{
+    public class InternalCardCageControllerFactory : EssentialsDeviceFactory<InternalCardCageController>
+    {
+        public InternalCardCageControllerFactory()
+        {
+            TypeNames = new List<string> {"internalcardcage"};
+        }
+        #region Overrides of EssentialsDeviceFactory<InternalCardCageController>
+
+        public override EssentialsDevice BuildDevice(DeviceConfig dc)
+        {
+            Debug.Console(1, "Factory attempting to build new Internal Card Cage Controller");
+
+            if (!Global.ControlSystem.SupportsThreeSeriesPlugInCards)
+            {
+                Debug.Console(0, Debug.ErrorLogLevel.Warning, "Current control system does NOT support 3-Series cards. Everything is NOT awesome.");
+                return null;
+            }
+
+            var config = dc.Properties.ToObject<InternalCardCageConfiguration>();
+
+            return new InternalCardCageController(dc.Key, dc.Name, config);
+        }
+
+        #endregion
+    }
+}