diff --git a/MatterControlLib/ApplicationView/AppContext.cs b/MatterControlLib/ApplicationView/AppContext.cs
index e2d75de1f..ca69963ff 100644
--- a/MatterControlLib/ApplicationView/AppContext.cs
+++ b/MatterControlLib/ApplicationView/AppContext.cs
@@ -29,53 +29,18 @@ either expressed or implied, of the FreeBSD Project.
 
 using System;
 using System.Collections.Generic;
-using System.Collections.ObjectModel;
-using System.ComponentModel;
-using System.Diagnostics;
 using System.IO;
-using System.IO.Compression;
 using System.Linq;
-using System.Net;
-using System.Net.Http;
-using System.Reflection;
 using System.Runtime.CompilerServices;
-using System.Text;
-using System.Text.RegularExpressions;
-using System.Threading;
-using System.Threading.Tasks;
-using global::MatterControl.Printing;
 using Markdig.Agg;
 using Markdig.Renderers.Agg;
 using MatterHackers.Agg;
-using MatterHackers.Agg.Font;
-using MatterHackers.Agg.Image;
 using MatterHackers.Agg.Platform;
 using MatterHackers.Agg.UI;
-using MatterHackers.Agg.VertexSource;
 using MatterHackers.DataConverters3D;
-using MatterHackers.DataConverters3D.UndoCommands;
-using MatterHackers.Localizations;
-using MatterHackers.MatterControl.CustomWidgets;
-using MatterHackers.MatterControl.DataStorage;
-using MatterHackers.MatterControl.DesignTools;
-using MatterHackers.MatterControl.DesignTools.Operations;
-using MatterHackers.MatterControl.Extensibility;
-using MatterHackers.MatterControl.Library;
 using MatterHackers.MatterControl.PartPreviewWindow;
-using MatterHackers.MatterControl.PartPreviewWindow.View3D;
-using MatterHackers.MatterControl.Plugins;
-using MatterHackers.MatterControl.PrinterCommunication;
-using MatterHackers.MatterControl.PrinterControls.PrinterConnections;
-using MatterHackers.MatterControl.PrintQueue;
-using MatterHackers.MatterControl.SettingsManagement;
 using MatterHackers.MatterControl.SlicerConfiguration;
-using MatterHackers.MatterControl.Tour;
-using MatterHackers.PolygonMesh;
-using MatterHackers.PolygonMesh.Processors;
-using MatterHackers.VectorMath;
-using MatterHackers.VectorMath.TrackBall;
 using Newtonsoft.Json;
-using Newtonsoft.Json.Converters;
 using Newtonsoft.Json.Linq;
 
 [assembly: InternalsVisibleTo("MatterControl.Tests")]
diff --git a/MatterControlLib/ApplicationView/Application.cs b/MatterControlLib/ApplicationView/Application.cs
index 2afdc20f9..dbae3f637 100644
--- a/MatterControlLib/ApplicationView/Application.cs
+++ b/MatterControlLib/ApplicationView/Application.cs
@@ -28,54 +28,24 @@ either expressed or implied, of the FreeBSD Project.
 */
 
 using System;
-using System.Collections.Generic;
-using System.Collections.ObjectModel;
-using System.ComponentModel;
 using System.Diagnostics;
-using System.IO;
-using System.IO.Compression;
 using System.Linq;
-using System.Net;
-using System.Net.Http;
-using System.Reflection;
 using System.Runtime.CompilerServices;
-using System.Text;
-using System.Text.RegularExpressions;
-using System.Threading;
 using System.Threading.Tasks;
-using global::MatterControl.Printing;
-using Markdig.Agg;
-using Markdig.Renderers.Agg;
 using MatterHackers.Agg;
-using MatterHackers.Agg.Font;
-using MatterHackers.Agg.Image;
 using MatterHackers.Agg.Platform;
 using MatterHackers.Agg.UI;
 using MatterHackers.Agg.VertexSource;
 using MatterHackers.DataConverters3D;
-using MatterHackers.DataConverters3D.UndoCommands;
 using MatterHackers.Localizations;
 using MatterHackers.MatterControl.CustomWidgets;
-using MatterHackers.MatterControl.DataStorage;
-using MatterHackers.MatterControl.DesignTools;
 using MatterHackers.MatterControl.DesignTools.Operations;
-using MatterHackers.MatterControl.Extensibility;
-using MatterHackers.MatterControl.Library;
 using MatterHackers.MatterControl.PartPreviewWindow;
-using MatterHackers.MatterControl.PartPreviewWindow.View3D;
-using MatterHackers.MatterControl.Plugins;
-using MatterHackers.MatterControl.PrinterCommunication;
-using MatterHackers.MatterControl.PrinterControls.PrinterConnections;
-using MatterHackers.MatterControl.PrintQueue;
-using MatterHackers.MatterControl.SettingsManagement;
 using MatterHackers.MatterControl.SlicerConfiguration;
 using MatterHackers.MatterControl.Tour;
 using MatterHackers.PolygonMesh;
-using MatterHackers.PolygonMesh.Processors;
 using MatterHackers.VectorMath;
 using MatterHackers.VectorMath.TrackBall;
-using Newtonsoft.Json;
-using Newtonsoft.Json.Converters;
 using Newtonsoft.Json.Linq;
 
 [assembly: InternalsVisibleTo("MatterControl.Tests")]
diff --git a/MatterControlLib/ApplicationView/ApplicationController.cs b/MatterControlLib/ApplicationView/ApplicationController.cs
index 9b2b5af88..a9bb30d98 100644
--- a/MatterControlLib/ApplicationView/ApplicationController.cs
+++ b/MatterControlLib/ApplicationView/ApplicationController.cs
@@ -50,16 +50,13 @@ using MatterHackers.Agg.Platform;
 using MatterHackers.Agg.UI;
 using MatterHackers.Agg.VertexSource;
 using MatterHackers.DataConverters3D;
-using MatterHackers.DataConverters3D.UndoCommands;
 using MatterHackers.Localizations;
 using MatterHackers.MatterControl.CustomWidgets;
 using MatterHackers.MatterControl.DataStorage;
 using MatterHackers.MatterControl.DesignTools;
-using MatterHackers.MatterControl.DesignTools.Operations;
 using MatterHackers.MatterControl.Extensibility;
 using MatterHackers.MatterControl.Library;
 using MatterHackers.MatterControl.PartPreviewWindow;
-using MatterHackers.MatterControl.PartPreviewWindow.View3D;
 using MatterHackers.MatterControl.Plugins;
 using MatterHackers.MatterControl.PrinterCommunication;
 using MatterHackers.MatterControl.PrinterControls.PrinterConnections;