Add FAKE build script.
Add first draft of nuget package.
Adjust app.configs for the nuget package.
Lift default output level to "Normal" to get any output during build.
Print to stderr instead of stdout to get build error logs.
add depedencies to nuget.
Merge pull request #7 from DanielFabian/feature/AddNugetPackage

Create FAKE build script which in turn creates a NuGet package for fsharplex/fsharpyacc.