Add stndDefined domain docs

Change-Id: If61d0b649907c18e2c82ab5a6fa8617edee11e7d
Signed-off-by: Michal Banka <michal.banka@nokia.com>
Issue-ID: DCAEGEN2-2702
diff --git a/docs/sections/services/ves-hv/run-time-configuration.rst b/docs/sections/services/ves-hv/run-time-configuration.rst
index bac68ec..c2352c7 100644
--- a/docs/sections/services/ves-hv/run-time-configuration.rst
+++ b/docs/sections/services/ves-hv/run-time-configuration.rst
@@ -35,7 +35,7 @@
 
 For every JSON key-object pair defined in **"stream_publishes"**, the key is used as domain and related object is used to setup Kafka's bootstrap servers and Kafka topic **for this domain**.
 
-When receiving a VES Event from client, collector checks if domain from the event corresponds to any domain from Routing and publishes this event into related topic. If there is no match, the event is dropped. If there are two routes from the same domain to different topics, then it is undefined which route is used.
+When receiving a VES Event from client, collector checks if domain (or stndDefinedNamespace when domain is 'stndDefined') from the event corresponds to any domain from Routing and publishes this event into related topic. If there is no match, the event is dropped. If there are two routes from the same domain to different topics, then it is undefined which route is used.
 
 For more information, see :ref:`supported_domains`.