FEATURE, add continuous query support

Change-Id: I6f449e55220263149074e310047d13f05a521ea8
diff --git a/README.rst b/README.rst
index a27364f..f9d05c3 100644
--- a/README.rst
+++ b/README.rst
@@ -264,6 +264,20 @@
             database: mydb1
             privilege: all
 
+
+Create an continuous queries:
+
+.. code-block:: yaml
+
+    influxdb:
+      client:
+        database:
+          mydb1:
+            continuos_query:
+              cq_avg_bus_passengers: >-
+                SELECT mean("passengers") INTO "transportation"."three_weeks"."average_passengers" FROM "bus_data" GROUP BY time(1h)
+
+
 InfluxDB relay with HTTP outputs:
 
 .. code-block:: yaml