full diff: 2b18fe1d88...v1.0.0-rc7
changes included:
- opencontainers/runc#2012 Need to setup labeling of kernel keyrings
- opencontainers/runc#2014 Add $RUNC_USE_SYSTEMD to run tests using systemd cgroup driver
- opencontainers/runc#2015 Use getenv not secure_getenv
- fixes opencontainers/runc#2013 build fails with musl libc
- opencontainers/runc#2023 Fixes regression causing zombie runc:[1:CHILD] processes
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>