-from .plcorebase import PlCoreBase,PlCoreBaseManager,PlCoreBaseDeletionManager
+from .plcorebase import PlCoreBase,PlCoreBaseManager,PlCoreBaseDeletionManager,DiffModelMixIn
from .project import Project
from .singletonmodel import SingletonModel
from .service import Service
from .site import DeploymentLinkManager,DeploymentLinkDeletionManager
from .slice import Slice, SliceDeployments
from .site import SitePrivilege, SiteDeployments
-from .userdeployments import UserDeployments
-from .image import Image, ImageDeployments
+from .userdeployments import UserDeployment
+from .image import Image, ImageDeployment
from .node import Node
from .serviceresource import ServiceResource
from .slice import SliceRole