Plugins - Load features by their info before enabling plugins

General - Added missing XML comments

src/Artemis.Core/Models/Surface/ArtemisDevice.cs

@@ -21,6 +21,7 @@ namespace Artemis.Core
 
         internal ArtemisDevice(IRGBDevice rgbDevice, DeviceProvider deviceProvider)
         {
+            Identifier = rgbDevice.GetDeviceIdentifier();
             DeviceEntity = new DeviceEntity();
             RgbDevice = rgbDevice;
             DeviceProvider = deviceProvider;
@@ -45,6 +46,7 @@ namespace Artemis.Core
 
         internal ArtemisDevice(IRGBDevice rgbDevice, DeviceProvider deviceProvider, DeviceEntity deviceEntity)
         {
+            Identifier = rgbDevice.GetDeviceIdentifier();
             DeviceEntity = deviceEntity;
             RgbDevice = rgbDevice;
             DeviceProvider = deviceProvider;
@@ -59,6 +61,11 @@ namespace Artemis.Core
             ApplyKeyboardLayout();
         }
 
+        /// <summary>
+        ///     Gets the (hopefully unique and persistent) ID of this device
+        /// </summary>
+        public string Identifier { get; }
+
         /// <summary>
         ///     Gets the rectangle covering the device
         /// </summary>
@@ -336,7 +343,7 @@ namespace Artemis.Core
         internal void ApplyToEntity()
         {
             // Other properties are computed
-            DeviceEntity.Id = RgbDevice.GetDeviceIdentifier();
+            DeviceEntity.Id = Identifier;
 
             DeviceEntity.InputIdentifiers.Clear();
             foreach (ArtemisDeviceInputIdentifier identifier in InputIdentifiers)

src/Artemis.Core/Models/Surface/ArtemisLed.cs

@@ -46,6 +46,9 @@ namespace Artemis.Core
             private set => SetAndNotify(ref _absoluteRectangle, value);
         }
 
+        /// <summary>
+        ///     Gets the layout applied to this LED
+        /// </summary>
         public ArtemisLedLayout? Layout { get; internal set; }
 
         /// <inheritdoc />
@@ -53,7 +56,7 @@ namespace Artemis.Core
         {
             return RgbLed.ToString();
         }
-        
+
         internal void CalculateRectangles()
         {
             Rectangle = RgbLed.Boundary.ToSKRect();

src/Artemis.Core/Models/Surface/Layout/ArtemisLedLayout.cs

@@ -5,6 +5,9 @@ using RGB.NET.Layout;
 
 namespace Artemis.Core
 {
+    /// <summary>
+    ///     Represents a LED layout decorated with extra Artemis-specific data
+    /// </summary>
     public class ArtemisLedLayout
     {
         internal ArtemisLedLayout(ArtemisLayout deviceLayout, ILedLayout led)