When I try to install via NuGet I get this error:
PM> Install-Package HtmlAgilityPack
Install-Package : File contains corrupted data.
At line:1 char:1
+ Install-Package HtmlAgilityPack
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ CategoryInfo : NotSpecified: (:) [Install-Package], FileFormatException
+ FullyQualifiedErrorId : NuGetCmdletUnhandledException,NuGet.PowerShell.Commands.InstallPackageCommand