Updated openstack/openstack
Project: openstack-dev/devstack  dc85b3a7726c20d276957406afd697970b2815b3

Clean up local variable usage - Account setup

This does the local var cleanup for the account creation in the following projects:
* Ceilometer
* Glance
* Sahara
* Trove

Change-Id: I67631578f79eeaaf2814db84f0f5c19d93aee4f3