SEBA-405 Update openstack synchronizer to use synchronizer library

Change-Id: I9adae42fa7eec94ee496b728c32a7ce5db3c39e0
diff --git a/xos/synchronizer/steps/sync_controller_images.py b/xos/synchronizer/steps/sync_controller_images.py
index 67c5a94..e85a94d 100644
--- a/xos/synchronizer/steps/sync_controller_images.py
+++ b/xos/synchronizer/steps/sync_controller_images.py
@@ -12,13 +12,13 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-import os
 import urlparse
-import base64
-from synchronizers.openstack.openstacksyncstep import OpenStackSyncStep
-from synchronizers.new_base.syncstep import *
-from synchronizers.new_base.ansible_helper import *
-from synchronizers.new_base.modelaccessor import *
+from openstacksyncstep import OpenStackSyncStep
+from xossynchronizer.modelaccessor import *
+from xosconfig import Config
+from multistructlog import create_logger
+
+log = create_logger(Config().get('logging'))
 
 class SyncControllerImages(OpenStackSyncStep):
     provides=[ControllerImages]