Plugins - Implemented features enable/disable UI

src/Artemis.Core/Services/Interfaces/IPluginService.cs

@@ -0,0 +1,13 @@
+namespace Artemis.Core.Services
+{
+    /// <summary>
+    ///     An interface for services provided by plugins.
+    ///     <para>
+    ///         Any service implementing this interface will be available inside the plugin as a singleton through dependency
+    ///         injection
+    ///     </para>
+    /// </summary>
+    public interface IPluginService
+    {
+    }
+}