Actions :: Add Completion time to ActionResults
Add tests for Completed() time, and while I'm at it, Enqueued() time too
Improvement suggestion from Domas
Merge pull request #1088 from johnweldon/actions-complete-time

Actions :: Add Completion time to ActionResults

Capture completion time of Action
TMP: api rename actions->action
Add `juju actions` command to CLI

`juju actions` queries a service for its charm's Actions schema.
WIP
WIP added supercommand
WIP, pull in some backups subcommand examples
WIP actions CLI moved all supercommands into actions directory
WIP actions supercommand, fixing package_test.go
WIP package_test changes
WIP supercommand: moved to singular "action" supercommand