Remove local dependency to CodeDisplayer

Author: wongjiahau

MainDemo.Wpf/ExternalDependency/CodeDisplayer.dll

@@ -418,10 +418,6 @@
     <None Include="App.config" />
   </ItemGroup>
   <ItemGroup>
-    <ProjectReference Include="..\..\..\..\Source\Repos\Displaying-XAML\WpfApplication1\CodeDisplayer\CodeDisplayer.csproj">
-      <Project>{ab0aca42-1c9f-4823-a8c9-4594c5b70f4e}</Project>
-      <Name>CodeDisplayer</Name>
-    </ProjectReference>
     <ProjectReference Include="..\MaterialDesignColors.Wpf\MaterialDesignColors.Wpf.csproj">
       <Project>{90b53209-c60c-4655-b28d-a1b3e1044ba3}</Project>
       <Name>MaterialDesignColors.Wpf</Name>
@@ -471,4 +467,4 @@
     <Error Condition="!Exists('..\packages\Costura.Fody.1.6.2\build\dotnet\Costura.Fody.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\Costura.Fody.1.6.2\build\dotnet\Costura.Fody.targets'))" />
   </Target>
   <Import Project="..\packages\Costura.Fody.1.6.2\build\dotnet\Costura.Fody.targets" Condition="Exists('..\packages\Costura.Fody.1.6.2\build\dotnet\Costura.Fody.targets')" />
-</Project>
+</Project>