Design: Add PowerShell infrastructure

:lipstick: - :pig: = 20% cooler

It's dangerous to go alone! Take this.
[Windows PowerShell 3.0 Language Quick Reference (pdf)](http://download.microsoft.com/download/2/1/2/2122F0B9-0EE6-4E6D-BFD6-F9DCD27C07F9/WS12_QuickRef_Download_Files/PowerShell_LangRef_v3.pdf)
Note: `?` is an alias for `where`