#4 Updating the .NET SDK version for AppVeyor.
#4 Updating the .NET SDK version for AppVeyor.

gregoryjenk/GregoryJenk.Mastermind,gregoryjenk/GregoryJenk.Mastermind,gregoryjenk/GregoryJenk.Mastermind,gregoryjenk/GregoryJenk.Mastermind