Fixed outdated import
Merge branch 'bogdanteleaga-gocheck-github' into v4
Rename all the internals to the new v4 import location.
add openstack test bundle
Merge pull request #50 from rogpeppe/016-new-test-bundle-v4

add openstack test bundle
charm: allow for juju-info relation
Merge pull request #52 from rogpeppe/018-allow-juju-info-v4

charm: allow for juju-info relation
Merge the latest v3 into v4 and resolve the import conflicts
ActionRequested hook rename to Action

ActionRequested was also removed from UnitHooks.