WARNING: Will not .Save to XXX\Docs\Convert-CommandsToList.md, because that path will not be readable on all operating systems.

[PrzemyslawKlys]

The path exists, so I am not sure what problem do we have here :)

[shaun-lawrie-ptml]

The fix for #163 breaks generating markdown help on windows because the drive has a colon in it.

I believe it should omit the qualifier when checking the file name is legit:

Split-Path "C:\Dev\test.txt" -NoQualifier
> \Dev\test.txt