Merge pull request #29 from mancdaz/master

add neutron tests
Initial pass of glance-image-sync tests, will need to move to separate tag so those not running image-sync don't need to run these tests
Add new glance-image-sync tag so these tests can be run selectively
Add import for time.sleep
Merge pull request #30 from mattt416/add_glance_image_sync_test

Add glance image sync test