original version: https://archive.codeplex.com/?p=win8powershell
Metro App Management Toolkit for Powershell is the must have cmdlet for automating and managing Windows Store apps.
The toolkit enhances the functionality of the existing Get-AppxPackage method by adding methods to
Launch(with a file), suspend, and terminate Windows Store apps
Check if the Start screen or any Windows Store apps are visible on any monitors
Discover the capabilities of applications such as background tasks