Cleanup

EtchBendLines/Program.cs

@@ -1,5 +1,4 @@
 using netDxf;
-using netDxf.Entities;
 using netDxf.Tables;
 using System;
 using System.Collections.Generic;

EtchBendLines/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