v0.4.0

Changelog

fe51f82 Merge pull request #328 from rsteube/update-carapace
501beab updated carapace
47f8494 Merge pull request #327 from rsteube/oil-use-completion-display-minimal
6cfcc0d oil: use completion-display minimal
707d19b Merge pull request #326 from rsteube/add-nu
bea83f0 added nu
ce7d40e Merge pull request #325 from rsteube/add-killall
67eb0e9 added killall
9723708 Merge pull request #324 from rsteube/add-kill
83a35d6 added kill
915ccf7 Merge pull request #323 from rsteube/add-dockerd
68d9ea7 added dockerd