Copy a VS project folder to an *Old folder, and rename files and content

copy2old.ps1

$original = 'TeamJinx'
$copyTo = $original + 'Old'

# Copy all files...
ROBOCOPY $original\ $copyTo\ /MIR

# Rename all files containing original name
Get-ChildItem .\$copyTo -Recurse -Include *$original*.* | % { Rename-Item $_.FullName $_.Name.Replace($original, $copyTo) }

# Replace text (i.e. namespaces, classes and file references)
Get-ChildItem .\$copyTo -Recurse -Include *.cs,*.csproj | % {
   (Get-Content $_.FullName) | % { $_ -replace $original, $copyTo } | Set-Content -path $_.FullName
}