How to clean up and simplifying csproj for DotVVM project

When you create new DotVVM project with Visual Studio, it will be like this: https://gist.github.com/PadreSVK/cff2a89b489b4bb484ac5c5fbff6a68cFirst we could simplify <Content Include=... group from this: https://gist.github.com/PadreSVK/d19079a7a...