Imported using git-ubuntu import.
Changelog parent: 6c4b5a72d494663e427cd8e0eefebd3c1b3489f5
New changelog entries:
* merge ubuntu-core system-image fixes from the PPA:
- add ubuntu-core-libs
- add packages not (yet) in the ubuntu-core seed
- fix resolv.conf
- make timezone, localtime and hostname writable for cloud-init