nuget package updates. desktop showcase now building again

git-tfs-id: [https://tfs.codeplex.com/tfs/tfs01]$/whipstaff/main;C107031
removed nuget packages as now using package restore

git-tfs-id: [https://tfs.codeplex.com/tfs/tfs01]$/whipstaff/main;C107033
basic content of desktop showcase mainwindow and debug console

git-tfs-id: [https://tfs.codeplex.com/tfs/tfs01]$/whipstaff/main;C107035
Merge commit 'a76d1a5551a04ae93385d4fdc31365cacec3fad6'