First round of dead file removal

experimental/visual_studio_plugin/src/MsiHelp/Properties/Settings.Designer.cs

-//------------------------------------------------------------------------------
-// <auto-generated>
-//     This code was generated by a tool.
-//     Runtime Version:2.0.50727.3603
-//
-//     Changes to this file may cause incorrect behavior and will be lost if
-//     the code is regenerated.
-// </auto-generated>
-//------------------------------------------------------------------------------
-
-namespace MsiHelp.Properties
-{
-
-
-  [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
-  [global::System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "9.0.0.0")]
-  internal sealed partial class Settings : global::System.Configuration.ApplicationSettingsBase
-  {
-
-    private static Settings defaultInstance = ((Settings)(global::System.Configuration.ApplicationSettingsBase.Synchronized(new Settings())));
-
-    public static Settings Default
-    {
-      get
-      {
-        return defaultInstance;
-      }
-    }
-  }
-}