Merge pull request #24 from mancdaz/master

Adding cinder tests
Merge pull request #25 from mancdaz/master

actually test that server/image deletes complete successfully
don't run test_keystone_v2_no_key_essex against grizzly
Merge pull request #26 from rackerjoe/master

don't run test_keystone_v2_no_key_essex against grizzly
add some ceilometer api tests