moved module docstring below the license text

Change-Id: I2a3628cb67d15ab2828f6818764d111df13e795a
Issue-ID: DCAEGEN2-249
Signed-off-by: Alex Shatov <alexs@att.com>
diff --git a/policyhandler/policy_utils.py b/policyhandler/policy_utils.py
index d664b21..4623eba 100644
--- a/policyhandler/policy_utils.py
+++ b/policyhandler/policy_utils.py
@@ -1,5 +1,3 @@
-"""policy-client communicates with policy-engine thru REST API"""
-
 # org.onap.dcae
 # ================================================================================
 # Copyright (c) 2017 AT&T Intellectual Property. All rights reserved.
@@ -19,6 +17,8 @@
 #
 # ECOMP is a trademark and service mark of AT&T Intellectual Property.
 
+"""policy-client communicates with policy-engine thru REST API"""
+
 import logging
 import json
 import re