![Mario Villaplana](/assets/img/avatar_default.png)
This adds a note to the metrics documentation that changing a metric name or removing a metric will need a release note in the future. There was consensus about this at the most recent ironic IRC meeting. [0] [0] http://eavesdrop.openstack.org/irclogs/%23openstack-meeting-3/%23openstack-meeting-3.2017-01-09.log.html#t2017-01-09T17:26:33 Change-Id: Ibdb4fd39a654ea06a526f346358f88b291c4e7a4