remove old RazorCSharp completion code

Author: siegfriedpammer

src/AddIns/BackendBindings/AspNet.Mvc/Project/AspNet.Mvc.csproj

@@ -134,14 +134,9 @@
     <Compile Include="Src\AddMvcViewToProjectViewModel.cs" />
     <Compile Include="Src\BooleanToVisibilityConverter.cs" />
     <Compile Include="Src\CloseDialogBehaviour.cs" />
-    <Compile Include="Src\Completion\RazorCompilationUnit.cs" />
     <Compile Include="Src\Completion\RazorCSharpCompletionBinding.cs" />
-    <Compile Include="Src\Completion\RazorCSharpDotCompletionDataProvider.cs" />
-    <Compile Include="Src\Completion\RazorCSharpExpressionFinder.cs" />
     <Compile Include="Src\Completion\RazorCSharpModelTypeLocater.cs" />
-    <Compile Include="Src\Completion\RazorCSharpParser.cs" />
     <Compile Include="Src\Completion\RazorCSharpParserModelTypeVisitor.cs" />
-    <Compile Include="Src\Completion\RazorCSharpResolver.cs" />
     <Compile Include="Src\CurrentAppDomain.cs" />
     <Compile Include="Src\CurrentAppDomainFactory.cs" />
     <Compile Include="Src\Folding\CharacterReader.cs" />