Remove unused code...

Emby.Drawing/Common/ImageHeader.cs

@@ -1,5 +1,4 @@
-using MediaBrowser.Common.IO;
-using MediaBrowser.Model.Drawing;
+using MediaBrowser.Model.Drawing;
 using MediaBrowser.Model.Logging;
 using System;
 using System.Collections.Generic;

Emby.Drawing/GDI/DynamicImageHelpers.cs

@@ -1,5 +1,4 @@
-using MediaBrowser.Common.IO;
-using System.Collections.Generic;
+using System.Collections.Generic;
 using System.Drawing;
 using System.Drawing.Drawing2D;
 using System.Drawing.Imaging;

Emby.Drawing/ImageMagick/PlayedIndicatorDrawer.cs

@@ -6,7 +6,6 @@ using System;
 using System.IO;
 using System.Threading.Tasks;
 using CommonIO;
-using MediaBrowser.Common.IO;
 
 namespace Emby.Drawing.ImageMagick
 {

Emby.Drawing/ImageMagick/StripCollageBuilder.cs

@@ -3,7 +3,6 @@ using MediaBrowser.Common.Configuration;
 using System;
 using System.Collections.Generic;
 using CommonIO;
-using MediaBrowser.Common.IO;
 
 namespace Emby.Drawing.ImageMagick
 {

Emby.Drawing/ImageMagick/UnplayedCountIndicator.cs

@@ -1,6 +1,5 @@
 using ImageMagickSharp;
 using MediaBrowser.Common.Configuration;
-using MediaBrowser.Common.IO;
 using MediaBrowser.Model.Drawing;
 using System.Globalization;
 using CommonIO;

Emby.Drawing/ImageProcessor.cs

@@ -1,5 +1,4 @@
 using MediaBrowser.Common.Extensions;
-using MediaBrowser.Common.IO;
 using MediaBrowser.Controller;
 using MediaBrowser.Controller.Drawing;
 using MediaBrowser.Controller.Entities;

Emby.Drawing/Properties/AssemblyInfo.cs

@@ -1,5 +1,4 @@
 using System.Reflection;
-using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 
 // General Information about an assembly is controlled through the following