Provid a dialog box to select file on ftp
$ dotnet add package EvFtpFileDialogFtpOpenDialog
This is a dialog box for browsing ftp file since we don't have one in .Net.
Install it from nuget, or from github if you like it be complicated.
.Net 4.0 and above.
You can drag it out from toolbox and use it like a native Dialog.

