Upgrade to VS2013. (Compatible with VS2012 and VS2010 SP1)
Copy old F# PowerPack MSBuild targets before adjusting.
Rename and simplify code for the fsharplex and fsharpyacc MSBuild-tasks.
Adjust project output.
adjust .targets.
Add MSBuild targets.
Merge pull request #6 from DanielFabian/feature/AddMsBuildTasks

Imported MSBuild tasks for fslex/fsyacc and adapted them to fsharplex/fsharpyacc.