Migrate to new bulk API:
- commands/nri-link.py
- fixes/fix_discoveryid_macs.py
- fm/migrations/0041_i18n.py
- fm/migrations/0042_upgrade_uptime.py
- gis/migrations/0004_migrate_geodata.py
- inv/models/macvendor.py
- main/migrations/0052_audit_data.py
- pm/migrations/0006_migrate_local.py
- pm/migrations/0007_set_has_children.py
- sa/migrations/0139_object_data.py
- sa/migrations/0140_move_object_path.py
- sa/models/objectdata.py
- sa/models/selectorcache.py
- sa/models/serviceprofile.py
- sa/models/servicesummary.py