Merge branch feature7928. It includes feature5837

Change-Id: Ia86ec45a9415df90309ad35dc7c63a063f12db5d
Signed-off-by: tierno <alfonso.tiernosepulveda@telefonica.com>
diff --git a/setup.py b/setup.py
index 17e6ab8..ffbd01c 100644
--- a/setup.py
+++ b/setup.py
@@ -51,7 +51,7 @@
     ],
     install_requires=[
         # 'pymongo',
-        'PyYAML==3.*',
+        'PyYAML>=3.*',
         'aiohttp==0.20.2',
         'osm-common',
         'n2vc',