- sync charmhelpers with fix-alpha helpers
- fix up code where the alpha comparisons are done
- fix tests which assumed mocks would just work on os_release()
Change-Id: Iffd4ed0aecbb966fe493fe0f24bf2422aab55bb6
Related-Bug: #1659575
Sync charmhelpers and add configuration option to allow access
to ceph pools to be limited based on grouping.
Nova will require access to volumes, images and vms pool groups.
Change-Id: I1c188d983609577ab34f7aef7854954c104b58bd
Partial-Bug: 1424771