PowerShell: cp Install-ExcelAddin.ps1 from github/ralish/PSWinGlue
PowerShell: cp Install-ExcelAddin.ps1 from github/ralish/PSWinGlue

Signed-off-by: Jianhong Yin <33106ae55a92c3aef6f38e024910da055a12fd9a@163.com>

tcler/argparse-getopt-examples,tcler/argparse-getopt-examples,tcler/argparse-getopt-examples,tcler/argparse-getopt-examples,tcler/argparse-getopt-examples