Updated openstack/openstack
Project: openstack/horizon  f12a95dca14078233a45d096817920b63270184e

Rename Extra Specs with Metadata in Flavors table

The 'Extra Specs' column heading in the Flavors table has been renamed
to 'Metadata' for consistency (for example, 'Update Metadata' form)

Closes-Bug: #1371251

Change-Id: Ibeb81167553b42f299613359dad49a9bff05fc48