This commit takes the stderr of `ssh-keyscan` (in case of a returncode thats not
zero) and stores it as as string in the form object. The view then displays the
information as preformatted text in a warning class.
Signed-off-by: Birger Schacht <birger@rantanplan.org>
[sunil: Cosmetic: variable name change for consistent naming]
[sunil: <pre> can't be inside <p>, keep it out]
Signed-off-by: Sunil Mohan Adapa <sunil@medhas.org>
Reviewed-by: Sunil Mohan Adapa <sunil@medhas.org>