Add new Nova Scheduler filter: AggregateExtraSpecsFilter
This new filter will deprecate the current AggregateInstanceExtraSpecsFilter
filter. This filter, AggregateInstanceTypeFilter, will be backwards
compatible with the deprecated one and will introduce the use of sentinel
values to add more flexibility during the process of creating filtering rules.
Releasenote translation publishing is being prepared. 'locale_dirs'
needs to be defined in conf.py to generate translated version of the
Note that this repository might not get translated release notes - or
no translations at all - but we add the entry here nevertheless to
prepare for it.