[Add] cname2rgb: long and short color name to RGB triplet

Signed-off-by: Oleg Komarov <o.komarov11@imperial.ac.uk>
[Add] passfield: also accepts color names

Signed-off-by: Oleg Komarov <o.komarov11@imperial.ac.uk>
[Add] passfield: BorderColor property

Signed-off-by: Oleg Komarov <o.komarov11@imperial.ac.uk>
[Change] passfield: explicit get.Password directly from hjpeer or listener after the get

Signed-off-by: Oleg Komarov <o.komarov11@imperial.ac.uk>
[Add] passdld: highlight fuields and enable ok button if confirmation is correct

Signed-off-by: Oleg Komarov <o.komarov11@imperial.ac.uk>