Add autocompletion support for zsh #558
Description
See original issue on GitLab
In GitLab by [Gitlab user @Qinusty] on Aug 6, 2018, 11:49
Background
Buildstream should provide zsh autocompletion instructions similar to those for bash
Task description
- Provide autocompletion setup instructions for zsh
Acceptance Criteria
The documentation should provide zsh users with enough guidance to have custom autocompletion for buildstream.