Updates from version 19.3
- Backport fixes:
- cbuild: Fix packaging of SuSE leap
- cbuild: extend CLI to pass --with[out] options to rpmbuild
- cbuild: fix python path for leap
- buildlib: update SUSE validation targets
- travis: fix aarch64 extraction
- ccam: Properly enable ilog32() calculations
- suse: fix dracut support