Added Logitech support (limited to G910 and G403 for now)

Added a splashscreen

src/Artemis.Core/Services/CoreService.cs

@@ -30,6 +30,7 @@ namespace Artemis.Core.Services
             _surfaceService = surfaceService;
             _rgbService.Surface.Updating += SurfaceOnUpdating;
             _rgbService.Surface.Updated += SurfaceOnUpdated;
+
             Task.Run(Initialize);
         }