if the user have a kadmin/admin initial ticket, don't ask for password, just use the credential instead.
if the user have a kadmin/admin initial ticket, don't ask for
password, just use the credential instead.


git-svn-id: 193148810cf65385f3a195dbc9a8b504846da3a2@19376 ec53bebd-3082-4978-b11e-865c3cabbd6b

madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal