Code comment for system_watchdog().
Fixed #887. role-add-perm keeps up with D8.
More on #883. Update watchdog commands and test for D8.
Early progress on #232 - update queue commands for D8. Help wanted.
Role D8: Get only the permissions of the given module.
Fix queue list for D8.
Fix pmRequestUnitCase tests for D8.
Moves queues to objects instead of environments.
Queue system updates for D8.

- Fixes issue #232
Removes timeout logic as CLI should have unlimited execution time.
Drupal 6 queue to extend from 7 queue.
Merge pull request #989 from drush-ops/queue-refactor

Queue refactor
Fixes #896. Add support for semantic versioning.
Merge branch 'master' into master-fulltest