loosen requirements on saz/ssh (set minimum version)

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
updated readme vor 1.0.0

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
version bump to 1.0.0

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>