Add 'susalib/' from commit 'e64d03101d9476609a7d6f5dae3f8f2b20728eb0'

git-subtree-dir: susalib
git-subtree-mainline: e64d03101d9476609a7d6f5dae3f8f2b20728eb0
git-subtree-split: e64d03101d9476609a7d6f5dae3f8f2b20728eb0