add note on latest version

Signed-off-by: Sebastien Varrette <sebastien.varrette@uni.lu>
add sbac-pad ref

Signed-off-by: Sebastien Varrette <sebastien.varrette@uni.lu>
use /usr/bin/env to load perl

Signed-off-by: Sebastien Varrette <sebastien.varrette@uni.lu>