Merge "Bugfix: yardstick will create stacks with the same name when run using API...

diff --cc yardstick/dispatcher/influxdb.py
index 5a5af00,10fff4d..53af79c
--- 1/yardstick/dispatcher/influxdb.py
--- 2/yardstick/dispatcher/influxdb.py
+++ b/yardstick/dispatcher/influxdb.py
@@@ -13,10 -13,8 +13,9 @@@ import loggin
  import os
  import time
  
 +import collections
  import requests
  import six
- from oslo_config import cfg
  from oslo_serialization import jsonutils
  
  from third_party.influxdb.influxdb_line_protocol import make_lines