v.1.22.0
========

Improvements:
-------------

    #) [LUNA-8287] Added support of `event_meta` field for stream analytics. If set, each event generated by analytcs will be supplied with additional fields from `event_meta` 
       or will be overwritten if fields intersect.

       Resources affected:

       - `create stream <../_static/api.html#operation/createStream>`_,
       - `get stream <../_static/api.html#operation/getStream>`_,
       - `get streams <../_static/api.html#operation/getStreams>`_,
       - `create group <../_static/api.html#operation/createGroup>`_,
       - `get group <../_static/api.html#operation/getGroup>`_,
       - `get groups <../_static/api.html#operation/getGroups>`_,

Migration:
----------

See a `migration <../migration.html>`_ manual.