Detect cc-by-nc-sa

Signed-off-by: Bastien ROUCARIÈS <roucaries.bastien+debian@gmail.com>
L::Command: Fix spelling in POD

Signed-off-by: Niels Thykier <niels@thykier.net>
r/harness: Fix compile restriction

Signed-off-by: Niels Thykier <niels@thykier.net>