Update ClickOnce version to 1.5.1
Update ClickOnce version to 1.5.1

--HG--
branch : 1.5

NuGetPackageExplorer/NuGetPackageExplorer,BreeeZe/NuGetPackageExplorer,NuGetPackageExplorer/NuGetPackageExplorer,campersau/NuGetPackageExplorer,dsplaisted/NuGetPackageExplorer