Deprecated in NuGet v1.4 - NuGetPackageUpdater - global update of a package in a solution or all packages that have updates. This applies a global update of packages to your solution. Every project that is using a package is upgraded to the latest. Please run 'Update-Package' to upgrade all packages to current version. Please run 'Update-Package... More information

nugetpackageupdatetest - This allows you to test package updates. You can install version 1.0 and then update to version 2.0.