import models in restore script in order to properly setup the DJANGO_SETTINGS_MODULE
import models in restore script in order to properly setup the DJANGO_SETTINGS_MODULE


Former-commit-id: 1883739b05a47bc61daf3846cc82a5e4b7960b9d
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine