Fix Project TargetFramework parsing
Fix Project TargetFramework parsing

ncave/Fable,inosik/Fable,fable-compiler/Fable,ncave/Fable,fable-compiler/Fable,ncave/Fable,inosik/Fable,ncave/Fable,ncave/Fable,fable-compiler/Fable,fable-compiler/Fable,fable-compiler/Fable,fable-compiler/Fable,ncave/Fable,ncave/Fable,fable-compiler/Fable