Use utils/featureflags.
Update juju/utils to get feature flags.
Update cmd and utils dependencies.
Check that the local id is valid, not the doc id.
Be more explicit.
Remove unneeded imports.
Merge branch 'master' into feature-flags
Fix the imports... always the imports.
juju-run: help message was not properly displaying
merge master
Remove unused import.
Add Instance.AvailabilityZone.
Add instanceData.AvailZone.
Add state-related utility functions.
Add an upgrade step for availability zones in instance data.
Drop Instance.AvailabilityZone.
Fix some typos.
Drop unnecessary code.
Add Machine.AvailabilityZone.
Update provider (and related) tests.