Translations:ReleaseNotes/Liberty/47/en

Creation of Aodh to handle alarming service.
Metadata caching - reduced load of nova API polling.
Declarative meters
- Ability to generate meters by defining meter definition template.
- Ability to define specific SNMP meters to poll.
Support for data publishing from Ceilometer to Gnocchi.
Mandatory limit - limit restricted querying is enforced. The limit must be explicitly provided on queries, otherwise the result set is restricted to a default limit.
Distributed, coordinated notification agents - support for workload partitioning across multiple notification agents.
Events RBAC support.
PowerVM hypervisor support.
Improved MongoDB query support - performance improvement to statistic calculations.
Additional meter support:
- Magnum meters
- DBaaS meters
- DNSaaS meters