Bump version 0.7.7
Bump version 0.7.6
Bump version 0.7.5
Bump version 0.7.4
Bump version 0.7.3
Bump version 0.7.2
Bump version 0.7.1
Bump version 0.8.0
Bump version 0.6.4
Use opencontainers/runc/libcontainer