logging to stderr in addition to LOGFILE

Change-Id: Ia1d0a0fd7e1e1c4b6d3e34a0fae13605ab8173ae
diff --git a/setup.py b/setup.py
index 45de1f8..47ca680 100644
--- a/setup.py
+++ b/setup.py
@@ -33,7 +33,7 @@
         "git+https://osm.etsi.org/gerrit/osm/common.git@master#egg=osm-common-0.1.4"
     ],
     install_requires=[
-        'pymongo', 'PyYAML',
+        'pymongo', 'PyYAML', 'aiohttp'
         # 'osm-common',
     ],
     setup_requires=['setuptools-version-command'],