fix dotnet path

fix-dotnet-path.ps1

$OldSysPath=[System.Environment]::GetEnvironmentVariable('PATH', [System.EnvironmentVariableTarget]::Machine); `
$Hasx86=($OldSysPath.Split(';') | ? { $_.StartsWith('C:\Program Files (x86)\dotnet\')}).Count -gt 0; `
if ($Hasx86) {
  Write-Host "**********************************************************************"; `
  Write-Host "If you're seing this message your SYS PATH is improperly set" -ForegroundColor Yellow; `
  $NewSystemPath=$OldSysPath.Replace('C:\Program Files (x86)\dotnet\', 'C:\Program Files\dotnet\'); `
  Write-Host "**********************************************************************"; `
  Write-Host "Your Old PATH was:" -ForegroundColor Green; `
  Write-Host "$($OldSysPath)"; `
  Write-Host "**********************************************************************"; `
  Write-Host "Your New PATH will be:"  -ForegroundColor Green; `
  Write-Host "$($NewSystemPath)"; `
  Write-Host "Press enter to continue (Ctrl+C to ABORT)" -ForegroundColor Red -NoNewLine; Read-Host; `
  Write-Host "**********************************************************************"; `
  [System.Environment]::SetEnvironmentVariable('PATH', $NewSystemPath, [System.EnvironmentVariableTarget]::Machine) `
}
else {
  Write-Host "**********************************************************************"; `
  Write-Host "Everything seems fine as we could not find a match in PATH for 'C:\Program Files (x86)\dotnet\' ... which is fine" -ForegroundColor Green `
  Write-Host "**********************************************************************";
}