Updated requirements.txt file

Signed-off-by: prithiv <prithiv.mohan@intel.com>
diff --git a/requirements.txt b/requirements.txt
index 8c4be88..b5de8b4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,6 +10,11 @@
 python-neutronclient
 python-aodhclient
 python-gnocchi client
-boto3
+boto==2.8
 python-cloudwatchlogs-logging
 py-cloudwatch
+pyvcloud
+pyopenssl
+python-requests
+cherrypy
+python-bottle