Compile scripts with dotnet tooling

[kMutagene]

Compiling programmatically with FSharp.Compiler.Service does not work anymore (see https://github.com/dotnet/fsharp/issues/17159).

New approach for implementing a check for all package scripts compile successfully could be using one of the following tools to check wether they can compile the scripts:

• https://github.com/ieviev/fflat
• https://github.com/kant2002/FSharpPacker

Both support #r nuget <package> directives