Get-ChildItem "$(Split-Path $script:MyInvocation.MyCommand.Path)\functions" -Filter "*.ps1" -Recurse | ForEach-Object { 
    . $_.FullName 
} 
Get-ChildItem "$(Split-Path $script:MyInvocation.MyCommand.Path)\classes" -Filter "*.ps1" -Recurse | ForEach-Object { 
    . $_.FullName 
}