What's Changed
- Add shell completions by @bartekpacia in #780
- Allow mounting NBD disks by @fkorotkov in #786
- tart pull: retry VM pull with exponential backoff by @edigaryev in #788
- tart stop: throw RuntimeError.VMNotRunning consistently and use enumeration instead of strings by @edigaryev in #784
- Fixed Swift Warning by @fkorotkov in #787
Full Changelog: 2.8.1...2.9.0