Surface editor - Contain devices to the max texture size

Surface editor - Show a bounding box indicating the max texture size

src/Artemis.Core/Services/RgbService.cs

@@ -1,7 +1,6 @@
 using System;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
-using System.IO;
 using System.Linq;
 using System.Threading;
 using Artemis.Core.DeviceProviders;