Modified kvm.ps1 to support changes to package naming
Implements #54
Fixed accidental renaming of architecture param for Kvm-Find-Latest
Updated Requested-Architecture to be consistent with Requested-Platform
Modified Unknown Command case to use throw rather than Write-Host directly
Merge pull request #56 from graemechristie/update-kvm-to-handle-renamed-kre

Modified kvm.ps1 to support changes to package naming