valitveks: make current directory moves work

Stupid regression when I made subdirectories to work.

Signed-off-by: Sami Kerola <sami.kerola@sabre.com>
ssh-keygen: add a script to delete ssh known hosts

Short and long name, and IP known hosts entries will be nuked, and the
script allows specify multiple servers in one go.

Signed-off-by: Sami Kerola <kerolasa@iki.fi>